User manual MEMOREX MVT2138SM

[. . . ] SERVICE MANUAL INFORMATION FOR USING THE DECK PARTS (OVD-5) Parts on the deck of our product are very similar as shown below. in the service manual for the repair, because the deck or your important tape will be damaged. S/M CODE NO. : OVD5ASM DATE OF ISSUE 12/1997 TABLE OF CONTENTS SPRING, MAIN BRAKE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 SPRING, TENSION ARM 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 PINCH ROLLER BLOCK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] Always use a piece of chamois for cleaning. Cylinder Head Audio Control Head 2. TAPE RUNNING SYSTEM When cleaning the tape transport system, use the gauze moistened with isopropyl alcohol. C2-1 NOTE FOR THE REPLACING OF MEMORY IC If a service repair is undertaken where it has been required to change the MEMORY IC, the following steps should be taken to ensure correct data settings while making reference to TABLE 1. NOTE: · Initial Data setting will not be possible if clock has been set. To reset clock, either unplug AC cord and allow at least 1 hour before Power On or alternatively, discharge backup capacitor. ADDRESS DATA INI 01 0C INI 02 09 INI 03 2B INI 04 16 INI 05 56 INI 06 30 Table 1 1. While holding down VOLUME button on front cabinet, press key 6 on remote control simultaneously. ADDRESS and DATA should appear as FIG 1. INIT 01 EB ADDRESS DATA Fig. Using the SET + or - keys on the remote, step through the ADDRESS until required ADDRESS to be changed is reached. Again, step through the DATA using SET + or - until required DATA value has been selected. Pressing ENTER will take you back to ADDRESS for further selection if necessary. When satisfied correct DATA has been entered, turn POWER off (return to STANDBY MODE) to finish DATA input. The unit will now have the correct DATA for the new MEMORY IC. C3-1 DECK PARTS LOCATIONS (TOP VIEW) 9 8 7 6 5 3 2 11 4 10 1 20 19 18 17 16 14 13 12 15 1. Main Chassis Tension Arm Ass'y EOT Reflector Guide Roller S Ass'y P0 Post P1 Post FE Head Cylinder Unit Auto Head Cleaning Audio/Control Head 11. Loading Motor Ass'y Pinch Roller Block Cam Gear Cassette Opener Brake Bracket Reel T LED Reflector Guide Roller T Ass'y Reel S Tension Band Ass'y C4-1 DECK PARTS LOCATIONS (BOTTOM VIEW) 25 26 24 23 22 27 21 32 31 30 29 28 21. 26. Worm Bracket F Ass'y Mode Switch Worm Ass'y Worm Bracket R Ass'y Loading Motor Belt Capstan DD Unit 27. Tape Piece Guide 2 3 4 7 5 6 8 C4-2 SERVICING FIXTURES AND TOOLS VHS Alignment Tape JG001 (VN 2 S-LI6 3 ) JG001A (VN 2 S-CO1 3 ) JG002B Adapter JG002F Dial Torque Gauge (60~600gf·cm) JG002G (100~1200gf·cm) JG005 Post Adjustment Screwdriver Part No. SV-TG0-030-000 (small) JG153 X Value Adjustment Screwdriver JG022 Master Plane JG024 Reel Disk Height Adjustment Jig JG100A Torque Tape (VHT-063) JG154 Cable Tentelometer Part No. JG001 JG001A JG002F JG002G JG005 JG153 JG022/JG024 JG100A JG154 Monoscope, 6KHz Color Bar, 1KHz Playback Take Up Torque Remarks Fast Forward Torque, Rewind Torque, Brake Torque (Take up Reel/Supply Reel) Guide Roller Adjustment X-Value Adjustment Reel Disk Height Adjustment Playback Back Tension Torque Used to connect the test point of SERVICE and GROUND PREPARATION FOR SERVICING How to use the Servicing Fixture 1. (Refer to MAJOR COMPONENTS LOCATION GUIDE) The EOT, BOT and Reel Sensor do not work at this moment. At that time, the STOP/EJECT button is available to insert and eject the Cassette Tape. C5-1 MECHANICAL ADJUSTMENTS 1. CONFIRMATION AND ADJUSTMENT Read the following NOTED items before starting work. · Place an object which weighs between 350g and 500g on the Cassette Tape to keep it steady when you want to make the tape run without the Front Loading Unit 15. [. . . ] 6. 3A 125V (F502), 2A 125V (ICP501), AND 7A 125V (ICP502) ATTENTION: POUR UNE PROTECTION CONTINUE LES RISQUES D'INCEIE N'UTILISER QUE DES FUSIBLE DE MEME TYPE 4A 125V (F501. F503), . 6. 3A 125V (F502), 2A 125V (ICP501), ET 7A 125V (ICP502) ATTENTION: LES PIECES REPAREES PAR UN ETANT DANGEREUSES AN POINT DE VUE SECURITE N'UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE: THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. 1 A B C D E F G H G-11 G-12 A B C D E F G H OPERATION(2) SCHEMATIC DIAGRAM 8 8 FROM/TO OPERATION(1) CD757 1 2 3 4 5 6 7 8 9 10 KEY-A T-REC LED REC LED KEY-B PLAY LED CH2A012A GND AT 5V P. C 5V/TV PWR-H NC REMOCON OUT 7 7 6 6 C751 100P B 0 5. 2 5. 1 OS751 GP1U281R 3 GND 2 B+ 1 Vout R757 270 W803 SLZ-936C-11-S-T1 SLZ-936C-11-S-T1 T-REC D754 100 REC/OTR D753 5 R766 5 SLZ-936C-11-S-T1 R753 R754 390 6. 3V 220 KA C755 330 R756 390 4 W805 SLZ-936C-11-S-T1 PLAY LED D756 POWER D757 4 R775 POWER ON/OFF SW781 820 SKHVBED010 SKHVBED010 REC/OTR SW775 R771 1K SKHVBED010 STOP/EJECT SW771 R772 1. 5K SKHVBED010 PLAY SW772 3 0. 001 B C781 3 R778 820 SKHVBED010 SKHVBED010 CH DOWN SW779 0. 001 B CH UP SW778 C779 R776 1K SKHVBED010 VOL UP SW776 R777 1. 5K SKHVBED010 VOL DOWN SW777 2 2 PCB030 TE8940 1 NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE 1 A B C D E F G H G-13 G-14 A B C D E F G H Y/C/AUDIO SCHEMATIC DIAGRAM 8 FROM/TO IN/OUT MONITOR_V_OUT MONITOR_A_OUT VIDEO_IN AUDIO_IN L4008 100uH 0607 100uH 0607 L4003 6. 3V 100 KS 6. 3V 100 KS C4011 R4047 C4064 0. 1 B C4068 1K W826 W827 W941 8 W829 4. 9 AMP Q4013 2SC2412K 2. 4 4. 6 4. 6 1. 7 R4010 47K 7 15. 6KHZ TRAP PF4001 2623003 NC 3 2 1 0. 047 B R4037 C4078 1. 5K R4016 15K C4006 560P CH BUFFER Q4008 2SC2412K 2. 4 BUFFER Q4014 2SC2412K 3. 0 0. 01 B C4058 C4083 1 F 7 4. 9 1. 9 6. 3V 100 KS 6. 3V 100 KS R4074 100 10P CH C4082 R4034 1K C4063 0. 01 B C4049 C4062 33P CH R4024 R4020 C4076 S115Y R4079 1M 1. 5M 1. 8K 2. 2K R4035 4 6 NC W987 DUMMY_V. SYNC VCR_A_MUTE-H R4040 TRICK_PB-H SYNC_OUT C4065 H. SW 6 (W147) C4032 50V 1 KS C4050 12K W988 (W293) 50V 1 KS R4083 1. 2K 2. 2K S115X R4036 6 220P CH 16V 4. 7 KS 100P CH C4036 C4056 0. 01 B R4001 33K 28 10V 22 KS 10V 10 KS R4045 C4051 C4085 100 29 W989 (W414) FROM/TO SYSCON/SERVO GND H. SW SYNC_OUT REC/EE/PB SP-L/LP-M/EP-H DUMMY_V. SYNC V. REC_ST-H TRICK_PB-H VV-H CTLCTL+ V. REC_ST-H REC/EE/PB TRICK_PB-H W936 R4004 10K R4003 22K V REC ST SW Q4022 2SA1037AK 4. 8 R4013 2. 2K C4039 0. 01 B C4007 1F LFB-01L D4002 LFB-01L D4006 R4056 10K C4014 0 0. 022 B C4026 R4043 4. 1 50V 1 KS 1. 8K 4. 9 4. 1 2. 1 2. 2 2. 0 3. 1 2. 2 4. 0 1. 8 48 47 46 45 44 43 42 41 C. ROT 49 VXD 3RD DET SLD 320FH VCO REC AEC DET 1/2 H. SYNC HALFH KILLER BGPGEM BGP1 BGP2 COMP KIL BGP2 4PHASE H. SYNC SHIFT C-ROT P SUB CONV PB LINE AMP PB R DET DLY S. SEP CLAMP LFP 0. 1 B 0 4. 8 4. 9 3. 0 2. 3 0. 8 40 39 38 37 36 35 CCD-Vcc 27 2. 1 C4071 C4055 C4053 0. 1 B 0 2. 4 34 33 CCD-GND CCD GND C4001 50V 1 KS AGC QV/GH AMP A1 PLPF COMB YNR 32 50 5 31 FSC 1H CCD 0 C4059 51 R4042 8. 2K C4048 0. 01 B D4001 RB721Q C4019 0. 047 B 2. 4 4. 3 1. 9 0 0 C4021 2. 4 0 C4022 50V4. 7 KA 26 2. 5 2. 4 5. 2 R4021 2. 7K C4020 16V 10 KA 2. 4 0 REC PB AEC APC DET DET KIL-DET ID-DET 90 C-GND P. S 30 4. 9 LPF R P KIL R P R + + P 29 R 4. 9 NC 0 2. 0 2. 7 2. 9 C4028_1 3. 0 2. 1 2. 7K 4. 5 4. 5 0 0 2. 9 W906 C4024 3P CH C4057 R4048 17 50V 1 KS R4002 680 D4007 1SS133 C4045 330P CH VV-H W968 16 C4003 R4051 50V 1 KS 3. 0 R4007 BUFFER 1M Q4001 2SC2412K 4. 9 2. 1 C4046 1. 9 180P CH 220P CH BUFFER Q4009 2SC2412K 52 3. 3 R4078 27K 53 B. G P BG R B. G BURST EMPH ACCD AMP R P ACC DET CLAMP CLAMP 3. 3K PBAMP B, DEEM BGP1 KILLER + REC/EE/PB ALC DET MUTE 58 R4018 R4023 6. 8K R4014 0. 01 B FROM POWER(VCR) GND P. CON+5V[A] L4007 1mH 0607 C4081 C4008 22K 6. 3V 470 YK 16V 47 KA 820 59 C4017 0. 1 B 60 21 R P 1. 3MHZ LPF REC REC AMP KIL KIL R EQ AMP SP. LP P AGC TC1 22 16V 22 KA BALANCER MAIN EMPH AGC DET TO 43 MOD PB EQ S REC EQ N Y-GND 23 4 R4019 2. 2M 0. 1 B C4012_1 MAIN CONV DOC DET S-DET FMAGC 4. 7K 820 6. 8K W-LIM R4066 4. 21M 3. 58M BPF BPF NL P MAIN D. E NC2 DEEMPH NL SUBLPH 3. 58M BPF DEMOD 54 27 28 R4017 C4047 1. 2K 18K FBC R4076 X4001 3. 579545MHz 3. 8 2. 2 50V1 KS 5 L4001 150uH C4023 18P CH R4077 55 56 25 26 R4011 57 24 4 18 R4057 33K C4035 0. 01 B C4079 33P CH R4049 C4075 680 0. 1 B R4050 L4012 C4060 33P CH W904 R4069 12K REC 61 VREF C4015 C4054 0. 1 B 62 10K 5. 2 4. 3 5. 0 FFC CORD JUMPUR CD4106 2L061101 SW Q4007 2SA984K L4006 100uH 0607 Y/C AUDIO 2. 4 IC4001 LA71022M 25 PB->EP REC-> EP. LP 63 18 MODE CTL 17 8 9 2. 4 22 10 11 12 13 2. 3 3. 1 1. 5 4. 1 20 14 0 19 15 16 0 1. 5 C4072 R4046 220uH 82P CH 3. 3K R4070 1. 5K C4067 21 REC AUTO BIAS 3 5. 3 0. 0018 B 0 4 2. 3 5 2. 4 6 19 R4012 20 2. 6 0. 01 B 3. 4 64 1 3 2 0 7 2. 4 2. 4 FROM/TO HEAD AUDIO CONTROL CP4106 52045-0645 AUDIO PB AUDIO REC CTL+ CTLAE HEAD(-) AE HEAD(+) 1 2 3 4 5 6 W951 AUDIO 0 PB SW Q4003 2SC2274 0 0. 7 560 R4008 2. 2K R4006 C4004 100V 0. 022 PP 6 5 4 L4005 1626007 1 2 3 0. 01 B R4022 C4013 6. 3V 220 YK C4031_1 1K 5. 3 1. 2K +-1% 220P CH 2. 4 24 3 6P CH C4009 4. 6 3. 4 1. 0 R4026 C4029 C4037 0. 1 B 0. 047 B C4042 820P CH R4052 R4028 C4025 W811 27K L4002 C4041 R4032 R4031 0. 01 B 10K 15K C4040 3. 3K 560 R4033 R4027 L4010 100uH W969 68uH 820 PHASE EQ Q4012 2SA1037AK FROM/TO HEAD AMP SYNC_OUT C4043 50V 4. 7 KA FROMT/TO FULL ERASE HEAD C4010 CD4002 2 1 CH22070A 5. 3 0. 033 B R4030 C4027 330K C4034 23 12K 5. 3 BIAS OSC Q4010 2SC1317 0. 01 B 1F 16V 22 KA C4018 R4038 270uH L4011 100 C4044 0. 01 B C4069 L4004 C4005 390P CH R4081 1K 33P CH W865 PB-Y/C_REC-C REC-Y C4033 R4039 FE HEAD(HOT) S108 0. 01 B C4086 0 0 16V 47 KA C4066 10K 2. 2K BIAS SW Q4011 2SC2274 5. 3 150 16V 22 KA 0. 7 R4009 C4038 0. 01 B 680P CH 2 S107 FE HEAD(GND) AUDIO PB SW 0 Q4004 2SC2274 0 2 68uH FROM/TO TIMER MICON SYNC_OUT VCR_A_MUTE-H R4029 SP-L/LP-M/EP-H W975 PCB010 VM8135 1 NOTE: THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE 1 A B C D E F G H G-15 G-16 A B C D E F G H HEAD AMP SCHEMATIC DIAGRAM 8 8 FROM/TO CYL CP4101_1 TOC-T04X-A1 1 CH2(L)F 2 3 4 7 CH1/2 S CH1(R)F 7 R4109 33P CH C4126 C4124 C4134 0. 01 B 33P CH 1F 6. 3V 47 KS L4102 100uH 470 C4119 0. 1 B C4122 1. 8K +-1% 1F 6 R4112 C4129 C4130 6 44 45 46 0 2. 0 18 PB 10K HEAD AMP LA70001M-TRM 5 0 NC 24 0 NC 23 0 NC 22 0 21 0 20 2. 0 19 PB ON REC OFF 43 2. 0 17 REC VCC AMP 16 0 4. 9 15 14 4. 9 13 PLL 5V H. SYNC 5 PB OFF REC ON VCC AMP PB OFF REC ON AGC ATT AGC-DET REC/MUTE/PB REC 3. 0 RECMUTE 1. 0 PB BIAS HL CURRENT 1K IC4101_1 1. 5 SW30 EP/SP SW 30 H. SYNC HIGH ENVELOPE H CH EP 1. 5 1. 0 L CH DET SP LOW 1 0 NC 2 0 NC 0 3 1. 6 4 1. 2 42 5 3. 5 41 6 1. 7 7 0 40 8 0 9 10 11 12 0 0. 6 2. 4 38 39 4 4 C4131 0. 01 B FROM/TO SYSCON/SERVO 3 SP-L/LP-M/EP-H H. SW ENV. DET V. REC_ST-H FROM/TO IF/CHROMA GND FROM/TO Y/C/AUDIO PB-Y/C_REC-C W805 R4104 22K ENV TP4102 L4101 22uH R4105 1K C4106 33P CH R4106 1K H. SW TP4101 R4111 100 3 C4102 0. 01 B W819 SYNC_OUT R4107 R4101 27K C4101 680 FROM POWER(VCR) GND 220P CH 22P CH C4128 C4103 0. 1 B 2 REC-Y W854 2 P. CON+5V[A] PCB010 VM8135 1 NOTE: THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE 1 A B C D E F G H G-17 G-18 A B C D E F G H IN/OUT SCHEMATIC DIAGRAM 8 8 W972 W847 16V 10 KANP C4233_2 R4211 7 22K W831 100 VIDEO OUT SW Q4207 9. 0 2SC2412K 3. 0 3. 1 R4229 7 R4231 EXT_AUDIO_IN P. CON+9V EXT_VIDEO_IN AUDIO_IN W933 12K GND P. CON+9V VIDEO_IN W963 6 FROM/TO Y/C/AUDIO VIDEO_IN AUDIO_IN FROM/TO TIMER MICON MONITOR_V_OUT MONITOR_V_OUT MONITOR_A_OUT W965 6 5 FROM/TO IF/CHROMA MONITOR_A_OUT MONITOR_V_OUT TUNER_AUDIO_OUT 5 TUNER_VIDEO-1 4 4 W984 W985 W934 MONITOR_V_OUT FROM POWER(VCR) R4225 4. 7K GND P. CON+9V AT+5. 6V W881 R4226 0 TO SYSCON/SERVO EXT_IN-L 1K 8. 2K R4216 4. 7K MONITOR_A_OUT W980 R4244 1K C4209 16V 10 KA 37 W850 R4215 R4213 75 3. 9K C4211 16V 470 YK 1. 9 470P CH 470P CH C4210 C4205 D4206 1/4W NC H1 H2 NC H1 H2 TUNER_AUDIO_OUT 3 3 TUNER_VIDEO-1 EXT_AUDIO_IN EXT_VIDEO_IN L4205 100uH P. CON+9V W970 R4219 R4218 4. 7 W851 R4221 75 1/4W 0 4. 7K MUTE SWITCH Q4205 0 DTC124EKA MUTE SWITCH Q4206 0 2SC2412K 10V 470 YK 3. 6 C4213 R4220 2 220 1/2W R4239 V. OUT TP4201 W857 2 100K MTZJ13B 50V 2. 2 KA R4212 9. 2 R4233 0 3. 9K C4203 0 5 E 1 75 BUFFER Q4212 2SA1037AK C4235 8 6 7 4 2 3 33 18P CH EXT IN SW Q4202 2SC2412K 0 2. 5 R4238 E GND REAR A/V JACK (USA) J4201 T6551-ABCC PCB010 VM8135 CAUTION: DIGITAL TRANSISTOR 1 NOTE: THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK 1 NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE A B C D E F G H G-19 G-20 A FROM/TO DECK CP1004_1 52045-0545 FFC CORD JUMPER CD1004 2L051101 B C D E F G H SYSTEM CONTROL/SERVO SCHEMATIC DIAGRAM LDMC1019 0. 1 B LDM+ 8 1 2 3 4 5 CYL PG CYL +B CYL FG CYL DRIVE 0. 0022 B CYL GND C1039 LOADING MOTOR DRIVE IC1002 OEC9029A COTROL LOGIC POWER SAVE TSD 8 GND AT+5V 0 0. 0068 B C1025 CYL_FG CTL+ 1K CYL_FG MOTOR_GND CAP_F/R CTLCYL_PG 680P CH AT+5V CAP V REF SW Q1001 2SA1037AK 5. 2 4. 5 5. 2 CAP_FG CAP_F/R 0. 022 B R1003 R1002 6. 8K 5. 6K R1009 33K R1075 39K C1001 0 P. ON SW Q1002 DTC124EKA R1021 1K 0 CAP_CTL CYL_PG CAP_FG 0. 01 B R1084 1 5. 0 2 13. 5 3 3. 7 4 0 5 0 6 13. 0 7 13. 5 R1042 8 1W 14. 0 9 5. 0 10 7 FROM/TO CAPSTAN DD UNIT CP1003 1 2 3 4 5 6 7 8 9 TKC-G10P-A1 FG CAP/M F/R V. REF MOTOR GND I LIMIT VCO GND VCC CTL 0. 022 B NC C1031 11ES1N D1005 C1005 0. 001 B R1026 R1025 2. 2K 1. 5K R1078 2. 2K 22K C1042 6. 3V 220 KS C1010 0. 047 B R1031 R1030 C1022 390 50V 1 KS C1021 R1036 4. 7K C1003 R1098 2. 7 CYL_DRIVE 7 MOTOR_GND R1046 R1074 R1047 4. 7K 10K 10K R1067 100K D1007 1SS133 D1008 C1024 R1032 50V 1 KS R1073 4. 7K FROM POWER(TV) C1011 16V 100 KA 4. 7K 4. 7K R1071 11ES1N 10K R1050 10K 0 5. 1 5. 1 5. 1 5. 1 5. 0 48 47 46 45 44 43 CAP LIMITER 42 5. 0 0. 5 NC SKEW CTL AUDIO H. SW NC 41 0. 5 NC 40 0 CAP_LIMIT SP-L/LP-M/EP-H FROM IN/OUT EXT_IN-L FROM/TO Y/C/AUDIO VV-H SP-L/LP-M/EP-H REC/EE/PB V. REC_ST-H H. SW DUMMY_V. SYNC TRICK_PB-H CTL+ CTLSYNC_OUT FROM/TO HEAD AMP W807 C1035 1K 18P CH 6. 3V 100 KS VSS AUTO DET IN HIFI L VDD CYL ET CAP ET EXT IN-L CE(STR-B) DV SYNC 30 0 C1002_1 0. 33 TF 0 5. 1 5. 1 2. 8 3. 3 4. 7 4. 7 0 R1053 39K R1054 100 22 SP-L/LP-M/EP-H V. REC_ST-H H. SW R1019 47K R1070 ENV. DET R1072 10K D1014 CP1005 8283_0212_00_000 2 LDM+B MOTOR GND 1 C1013 16V 22 KS 5. 1 R1023 C1009 R1028 16V10 KS 1K R1029 31 1K 1K CAP_LIMIT 6. 8K C1008 16V 10 KS 63 64 SYNC_OUT DEW R1024 1. 0 100 65 0 0 4. 8 EOT 0 0 0 R1017 R1018 4. 7K 47K 72 5. 1 SP-L/LP-M/EP-H REC/EE/PB W882 R1097 10K PLAY_LED 0 73 SP-L/LP-M/EP-H REC/EE/PB REPEAT LED PLAY LED ATR LED T. REC LED REC LED TAPE IN LED COLOR ROTARY H. AMP SW COMP OUT NC 1 MS-SW3 5. 1 5. 1 GND TP1002 SERVICE TP1001 2 MS-SW2 5. 1 3 MS-SW1 5. 1 4 MS-SW0 5. 1 5 5. 1 6 NC 5. 0 R1027 100 7 0 8 0 74 NC 75 CAP D/S 0 DEW HIFI ENV. DET VIDEO ENV. DET 1 MS SW3 68 EOT BOT DRUM/CAP SELECT SLOW TR OFFSET 2 MS SW2 3 MS SW1 4 MS SW0 70 5 VV-H 6 COLOR TRICK 0 2. 5 5. 1 2. 5 2. 5 59 58 62 61 60 30 1SS133 C1016 470P CH 33 R1008 35 36 R1064 CAP_CTL W893 150K R1063 560K LDM+ LDMDEW R1092 CC001 TP-1S-05 4. 7K R1094 R1093 69 4. 7K R1095 4. 7K MS-SW3 MS-SW2 MS-SW1 MS-SW0 R1001 W900 47 1/2W C1018 16V 470 YK 33 1/2W D1004 11E1N T-REC_LED REC_LED D1001 SLR-938C-4-AB 5. 1 BUFFER Q1051 2SC2412K 5. 2 0 5. 0 SEN_S_LED EOT BOT 390 4. 0 SENSER LED DRIVER Q1052 2SC2872S 0. 4 10V 100 KS 0 R1011 R1005 4. 7K BOT R1060 4. 7K 2. 5 0 2. 5 2. 5 0. 7 4. 2 2. 5 2. 6 2. 6 57 56 55 54 53 52 51 50 34 0 49 6 10 SYNC IN 9 L:HIFI H:NOMAL 48 LOW SPEED:L HIGH SPEED:H 47 H:4HEAD L:2HEAD 6 FROM/TO LOADING MOTOR CP1002 1 2 3 4 CH24055A LDM+ LDMDEW GND 66 10 L:19 H:26 44 CAP F/R 45 STEREO L 46 BILIN GAL L 47 2HEAD/4HEAD 48 SEARCH SPEED SW 49 SEARCH PB MM 50 FGI SYSCON/SERVO/SOFTWARE IC1001 OEC8068B 51 CFG OUT 52 CFG IN 53 DFG IN 54 DPG IN 55 VRO 56 VRI PAL M-H CONV-L SEN S LED DRM ON LDM FWD LDM REV OSC2 OSC1 38 37 0 NC D1009 SEN_S_LED R1056 1K CYL_DRIVE 5. 0 1SS133 4. 1 R1049 180K 34 5. 0 5. 0 2. 6 16MHz X1001 C1034 10P CH 4. 7K 5 71 1 2 3 4 5 MS SW3 MS SW2 MS SW COM MS SW1 MS SW0 7 V. REC START-H 8 REC-H 9 HIFI/NORMAL 10 19/26 SW 11 TRICK PB H 12 CTL AMP SW 13 REEL-S 14 REEL-T 15 EXT-H 16 S. CLK 17 S. DATA T-S 18 S. DATA S-T 19 RESET 20 NC 21 V. H. SW R1096 10K NC 77 29 57 PZ 58 CTL59 CTL+ 60 A VDD C1007 0 76 5. 1 31 32 33 35 CP1001 TAS-X05X-D1 36 FROM MODE SW NC 43 CAP ON 0 NC 67 39 5 2. 6 78 R1051 28 R1083 5. 1 5. 1 5. 2 C1033 0. 022 B 4 5. 1 4. 7K 4 FROM POWER(VCR) GND AT+12V P. CON+5V[A] AT+5V AT+5. 6V MOTOR_GND 79 27 26 NC 80 R1052 27K C1030 C1032 0. 1 B C1023 6. 3V 100 KA 61 CTL AMP62 A VSS 63 CTL AMP + NC 81 0. 001 B 0. 001 B 0 25 4. 7 3. 7 3. 7 NC NC NC 84 83 82 BOT SENSER Q1056 RPT-38PB113 EOT SENSER 0 Q1055 RPT-38PB113 C1012 C1014 24 0. 01 B EXT_IN-L STR-B DUMMY_V. SYNC R1057 4. 7K 0 9 5. 1 0 10 11 12 13 14 15 16 17 18 19 0 5. 1 5. 2 5. 3 5. 1 5. 3 5. 3 5. 3 5. 3 NC NC R1035 R1038 S. DATA_S-T 100 R1045 100 100 20 21 0 5. 1 32 R1061 R1048 4. 7K 10K R1012 22K 27K C1020 3 23 3 0. 01 B R1010 C1051 TRICK_PB-H V. REC_ST-H S. CLK_T-S S. DATA_T-S R1039 REEL-S REEL-T R1055 1. 5K VV-H REEL-T REEL-S R1040 4. 7K H. SW 6. 8K FROM/TO TIMER MICON R1080 3. 5 TAB SW SW1010 MPU20460MLB0 0 R1089 4. 7K C1026 0. 1 B 3 4. 7K TO OPERATION T-REC_LED REC_LED PLAY_LED 2 S. DATA_S-T S. DATA_T-S S. CLK_T-S STR-B SYSCON_RESET 2 5. 0 1 2 P. CON+5V[A] AT+5. 6V R1044 56K R1041 R1043 56K SUPPLY REEL SENS Q1053 RPI-352Q01 1. 2 2. 5 2 3 5. 0 TAKE UP REEL SENS Q1054 RPI-352Q01 1. 2 2 NOTE: THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK 5. 0 3 NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE PCB010 VM8135 CAUTION: DIGITAL TRANSISTOR 220 1 1 4 0 1 0 4 0 CAUTION: SINCE THESE PARTS MARKED BY CRITICAL FOR SAFETY, USE ONES DESCRIBED IN PARTS LIST ONLY ARE ATTENTION: LES PIECES REPAREES PAR UN ETANT DANGEREUSES AN POINT DE VUE SECURITE N'UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES 1 A B C D E F G H G-21 G-22 A B C D E F G H POWER(VCR) SCHEMATIC DIAGRAM 8 8 TO Y/C/AUDIO P. CON+9V VCR_POWER-H P. CON+5V[A] AT+5V P. CON+5V[A] GND 7 7 TO SYSCON/SERVO W993 P. CON+5V[A] AT+5V AT+5. 6V L1001 C1040 10uH0607 1F GND AT+12V AT+5. 6V MOTOR_GND AT+30V AT+12V MOTOR_GND GND 6 TO IN/OUT P. CON+9V GND 6 FROM POWER(TV) CP810 8283_0812_00_003 1 2 3 4 5 GND AT+12V AT+12V P. CON+9V AT 5. 6V MOTOR GND AT+30V POWER FAIL(DC) POWER_FAIL[DC] P. CON 5V DRIVER Q1005 2SB892 5. 3 R1062 10K 4. 5 C1037 5. 2 6. 3V 2200 YK 5 6 7 8 5 FROM/TO TIMER MICON 9. 0 9. 0 220 1/2W W994 POWER_FAIL[DC] AT+5. 6V VCR_POWER-H 6. 3V 330 YK 16V470 YK 1/2W GND 0. 4 P. CON SW Q1006 2SC2412K 0 0. 7 R1069 10K P. CON+5V[A] P. CON+9V 0. 4 AT+30V 0. 7 R1082 10K POWER_FAIL[DC] AT+12V GND TO IF/CHROMA C1041 C1036 P. CON 9V DRIVER Q1012 2SB892 R1068 8. 2 R1076 10K R1077 4 P. CON SW Q1013 2SC2412K 0 220 4 GND TO OPERATION AT+5. 6V 3 GND 3 TO SOUND AMP GND TO HEAD AMP P. CON+5V[A] GND 2 2 NOTE: THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE PCB010 VM8135 1 1 A B C D E F G H G-23 G-24 A B C D E F G H OPERATION(1) SCHEMATIC DIAGRAM 8 8 10 9 8 7 6 5 4 3 AT 5V 2 GND FROM/TO OPERATION (2) CP757 8283_1012_00_000 P. C 5V/TV PWR-H 7 REMOCON OUT PLAY LED T-REC LED REC LED KEY B KEY A 1 NC 7 6 FROM POWER(TV) 6 AT+5. 6V GND D705 FROM/TO SYSCON/SERVO W830 PLAY_LED T-REC_LED REC_LED W938 GND W843 11EQS04N 5 5 4 4 FROM/TO TIMER MICON 3 REMOCON_OUT TV_POWER-H KEY-A KEY-B 3 W822 GND W937 2 2 PCB010 VM8135 1 NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE 1 A B C D E F G H G-25 G-26 A B C D E F G H REMOCON SENSOR OS751 INTERCONNECTION DIAGRAM 8 HALL SENSOR OPERATION PCB PCB030 TE8940 MAIN COIL ROTOR MAGNET MR FG SENSOR VCC 8 COMMAND TRANCMITTER TM101 FROM TM101 GND +B V. OUT O CD757 TO OS701 10 9 8 7 6 5 4 3 2 4 P. C 5V/TV PWR-H REMOCON OUT ON TIMER LED 1 T-REC LED KEY B KEY A AT 5V 10 CP757 EARPHONE PCB PCB390 VE8818 EAR_JACK J352 3 2 1 9 8 7 6 5 3 2 GND 7 OTPB LED REC LED HALL HALL VCC IN OUT SWITCH LOGIC G 7 1 CP1003 1 2 3 4 FG CAP/M F/R V. REF MOTOR GND I LIMIT VCO GND VCC CTL FG CAP/M F/R V. REF MOTOR GND I LIMIT VCO GND VCC CTL 1 2 3 4 5 6 7 8 9 10 NC CAPSTAN DD UNIT M2001 SP354 SPEAKER 1 1 2 SOUND OUT SOUND GND 1 2 SP OUT SOUND GND 1 2 5 CP351 SOUND OUT SOUND GND 6 7 8 9 10 6 2 CD354 CP354 CD351 6 CAUTION: SINCE THESE PARTS MARKED BY CRITICAL FOR SAFETY, USE ONES DESCRIBED IN PARTS LIST ONLY ARE CP820 X. RAY AFC ACL V. OUT V. PULSE H. OUT GND TV POWER H VCR POWER H SOUND+B SOUND GND 1 2 3 4 5 6 7 8 9 10 11 CP1001 1 2 CP810 GND AT+12V AT+12V POWER FAIL(DC) 1 2 3 4 5 6 7 1 2 3 4 5 1 2 CP1004 CYL PG CYL +B CYL FG CYL GND CYL DRIVE FFC CORD CD1004 1 2 3 4 5 CD2001 CYL PG CYL +B CYL FG CYL GND CYL DRIVE VCC DRIVE CONTROL GND VCC DRV GND FG PG FG. PG GND MICRO MOTOR M2003 3 4 5 MS SW3 MS SW2 GND MS SW1 MS SW0 3 2 C 1 0 1 2 3 4 5 6 CP4106 AUDIO PB AUDIO REC CTL + CTL AE HEAD(-) AE HEAD(+) FFC CORD CD4106 HEAD AUDIO CONTROL ASS'Y H5001 AUDIO 5 ATTENTION: LES PIECES REPAREES PAR UN ETANT DANGEREUSES AN POINT DE VUE SECURITE N'UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES NOTE: THIS INTERCONNECTION DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE 1 2 3 4 5 6 AUDIO (PB) AUDIO REC CTL CTL (+) (-) AE CONTROL 5 AE HEAD AE HEAD + MODE SW SW101 VCR POWER H TV POWER H SOUND GND MOTOR GND 4 V. PULSE H. OUT GND V. OUT X. RAY ACL AFC P. CON+9V AT 5. 6V MOTOR GND AT+30V 4 SOUND+B P. CON+9V AT+12V AT+12V AT 5. 6V AT+30V GND POWER FAIL(DC) 8 CP1005 10 11 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 CD820 CD810 CD840 1 2 MOTER GND LDM+B 8 MOTER GND LDM+B DC JACK J503 CP401 2 3 1 1 2 3 FBT FB401 4 H OUT HVV+ 1 2 3 4 ANODE CRT V801 FULL ERASE HEAD ASS'Y H5002 H. V CD4002 FE HEAD (GND) TUNER PACK TU651 7 6 5 4 3 CRT SOCKET J801 8 9 F CP601 1 2 3 4 5 1 MB 6 SDA 5 1 2 CP801 GND GND AUDIO OUT VIDEO OUT AUDIO IN VIDEO IN SYSCON PCB PCB010 VM8135 EN 3 NC 2 AGC 1 13 12 15 14 3 3 2 1 FE HEAD (GND) FE HEAD (HOT) FE 2 1 FE HEAD (HOT) HEATER GND GND 180V IF 11 B. OUT R. OUT G. OUT P. CON+9V GND NC 10 TU 9 NC 8 PB 7 1 2 3 4 CD1002 LDM+ LDMDEW SENSOR GND 1 2 3 4 LDM+ LDMDEW SENSOR GND LOADING MOTOR M101 2 LM 1 DEW CP803A DEGAUSS COIL CD803 CP803B HEATER GND GND 180V 2 1 CP502 1 2 3 4 2 L508 2 2 CP4101_1 1 2 3 4 CH2(L)F CH1/2S CH1(R)F STATER TRANS ROTALY TRANS VIDEO HEAD CH2 CYLINDER UNIT UN4001 CH1 1 SCL 4 CD501 AC120V 60Hz CP501 2 2 BLACK BLADE WIDE WHITE NC SCREEN 1 1 1 2 3 4 5 FOCUS SCREEN B. OUT R. OUT G. OUT P. CON+9V GND CD850 RF-IN 1 MAIN PCB PCB070 TM8410 J4201 REAR A/V JACK 1 A B FOCUS CRT PCB PCB110 TC8269 C D E F G H G-27 G-28 WAVEFROMS DEFLECTION 1 20V 5ms/div 6 50V 20µs/div 11 1V 1ms/div 2 5V 20µs/div 7 50V 20µs/div 12 1V 1ms/div IF/CHROMA TIMER MICON 3 5V 20µs/div 8 200mV 20µs/div 13 1V 5ms/div 4 5V 5ms/div 9 500mV 20µs/div 14 1V 20µs/div CRT SOUND AMP 5 50V 20µs/div 10 2V 20µs/div 15 5V 1ms/div NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. H-1 WAVEFROMS Y/C/AUDIO 16 REC 0. 5V P-P 21 REC 0. 34V P-P 26 REC/PB 0. 5V 1ms/div 17 PB 0. 51V P-P 22 PB 20mV 5ms/div 27 REC/PB 0. 4V P-P 18 REC 0. 5V P-P 23 REC 500mV 5µs/div 28 PB 2. 06V P-P 19 PB 100mV 20µs/div 24 REC 1V 1ms/div 29 REC/PB 0. 96V P-P SYSCON/SERVO 20 REC 0. 3V P-P 25 REC 1V 1ms/div 30 REC/PB 0. 5V 5ms/div NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. H-2 WAVEFROMS 31 REC/PB 20mV 5ms/div 35 REC/PB 1V 10ms/div 40 PB 100mV 20µs/div 32 REC/PB 2V 5ms/div 36 REC/PB 1V 0. 5ms/div 41 REC 1V 20µs/div IN/OUT 32 REC/PB 0. 5V 5ms/div 37 REC/PB 1. 2V P-P 42 REC 500mV 5ms/div HEAD AMP 33 REC/PB 0. 5V 0. 2ms/div 38 REC 50mV 20µs/div 43 REC 50mV 50ms/div 34 REC/PB 20mV 0. 5ms/div 39 REC 100mV 20µs/div 44 REC 50mV 0. 1s/div NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. H-3 WAVEFROMS 45 REC 500mV 50ms/div 46 REC 500mV 50ms/div NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. H-4 MECHANICAL EXPLODED VIEW 122 217 149 J801 121 124 217 120 123 122 122 PCB110 (CRT PCB ASS'Y) 207 216 216 L508 120 120 121 122 217 217 148 121 119 V801 120 204 121 203 128 204 127 FB401 131 132 216 203 125 203 204 129 127 129 203 202 107 202 106 108 114 113 109 114 116 130 203 204 129 203 126 133 203 J503 PCB070 (MAIN PCB ASS'Y) 201 218 218 PCB030 (OPERATION PCB ASS'Y) 112 117 113 110 A SP354 111 105 118 J352 PCB390 (EARPHONE PCB ASS'Y) 115 104 103 102 101 I-1 MECHANICAL EXPLODED VIEW 215 215 212 216 215 213 147 215 146 214 151 214 211 210 150 207 210 211 210 144 143 208 135 134 205 140 206 137 136 TU651 138 139 142 209 145 208 PCB010 (SYSCON PCB ASS'Y) 141 A I-2 CHASSIS EXPLODED VIEW (TOP VIEW) 513 513 M2003 514 514 UN4001 504 301 504 512 503 302 303 505 H5002 310 510 H5001 510 311 312 368 315 334 316 304 305 308 307 317 320 330 331 332 503 501 309 319 313 508 316 501 318 503 519 321 M101 323 322 520 511 504 D1100 516 327 324 515 335 516 336 338 337 340 509 314 328 339 329 333 325 326 I-3 CHASSIS EXPLODED VIEW (BOTTOM VIEW) 504 SW101 504 504 502 342 502 343 M2001 369 344 346 518 504 351 518 345 306 306 348 347 349 350 503 354 357 357 360 352 353 341 515 359 506 358 517 361 362 366 364 506 356 355 367 365 363 507 I-4 FRONT LOADING UNIT 15 EXPLODED VIEW 420 425 415 402 401 405 404 421 410 419 418 403 416 417 406 411 414 426 423 422 421 407 409 408 412 413 411 422 424 I-5 MECHANICAL REPLACEMENT PARTS LIST REF. PART NO. 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 A51286P720 701WPJA537 711WPDA199 7230005780 711WPA0063 712WPJA357 800WF00039 756WPA0042 756WPA0044 743WKA0032 713WPA0049 735WPA0335 735WPB0008 761WPA0027 --709WPA0019 726000A011 7220001059 7220001107 7230006603 769WSA0002 800WR0A003 8111J50D04 741WUA0001 --761WPA0148 --------8995034000 759WPA0005 761WPA0118 762WSA0031 85OP700031 754WPAA003 754WPAA004 753WSA0057 752WSA0112 753WSA0058 DESCRIPTION CABINET, FRONT ASS'Y CABINET, FRONT PLATE, FRONT SHEET, LED PLATE, REMOCON FLAP CUSHION HOLDER, FLAP (L) HOLDER, FLAP (R) SPRING, FLAP GUIDE, REMOCON BUTTON, BASE BUTTON, FRAME HOLDER, PCB (2) CABINET HOLDER HOLDER, CABI SEIZE SHEET, CRT SERVICEMAN SHEET, CSA WARNING SHEET, HWC FILM, DECORATION WASHER SHEET, CRT SUPPORT SCREW, TAPPING (A) SPRING, EARTH COATING CLIP HOLDER, TV PCB HEAT SINK HEAT SINK HEAT SINK METAL SPACER CORD CLIP UL CO. HOLDER, ANODE WIRE HOLDER, CRT WIRE BRACKET, DC JACK HOLDER, LED COVER, LED (L) COVER, LED (R) SHIELD, AUDIO SHIELD, HEAD AMP PLATE, EARTH SYSCON 9. 1x22xT1 GW22 5x40 REF. [. . . ]