User manual SANYO SRT4040

[. . . ] FILE NO. BASIC SERVICE TECHNICAL INFORMATION Time Lapse/Real Time Video Cassette Recorder VP-R/VP-N MECHANISM Contents 1. SERVICE TOOLS AND CLEANING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . L GUIDE ACT LEVER ASSEMBLY , LOAD LEVER ASSEMBLY AND STOPPER LEVER ASSEMBLY . . . . . S LOAD GEAR, T LOAD GEAR, S LOAD LEVER ASSEMBLY AND T LOAD LEVER ASSEMBLY . . . . . . . . . [. . . ] Reel belt Shaft Fig. 3-12-2 3-12-3. S SOFT LEVER, SUPPLY REEL ASSEMBLY AND S REEL GEAR (See Fig. 3-12-3) Washer Reel pulley Clutch change spring Clutch change lever Washer Clamp Friction gear assembly 1) Remove the S soft spring . 4) Refer to section 3-11 and remove the band brake assembly, then remove the supply reel assembly , washer and the S reel gear . ASSEMBLY NOTES: 1. After cleaning the shafts and , apply a drop of oil (VHJ-0099) to each. After assembly, clean the side of the supply reel assembly . Shaft S soft lever Supply reel assembly Shaft Clamp S reel gear Fig. 3-12-1 S soft spring Washer 3-12-2. CLUTCH MOUNTING ASSEMBLY (See Fig. 3-12-2) 1) Refer to section 3-3-1 and remove the cassette mechanism assembly. 3) Remove the two screws , then remove the clutch mounting assembly . Shaft ASSEMBLY NOTES: 1. Be careful not to press part A of the clutch mounting assembly against the band brake assembly. After assembly, make sure that the clamp on the clutch change lever has snapped into the chassis. Shaft Fig. 3-12-3 2. ­19­ 3-12-4. T SOFT BRAKE ASSEMBLY, TAKE UP REEL ASSEMBLY, T REEL GEAR (See Fig. 3-12-4) 1) Remove the T soft spring . 4) Pressing the T brake assembly in the direction of , the arrow, remove the take up reel assembly washer and the T reel gear . 3-13. BRAKES 3-13-1. S BRAKE ASSEMBLY, T BRAKE ASSEMBLY, T BRAKE ACT SLIDE (See Fig. 3-13-1) 1) Refer to section 3-3-1 and remove the cassette mechanism assembly. (Note: You can remove the S brake and the T brake assembly without reassembly moving the T brake act slide . ) 3) Remove the brake spring . 4) Remove the two clamps simultaneously, then remove the T brake assembly . 5) Remove the clamp , then remove the S brake assembly . ASSEMBLY NOTE: 1. and , apply a drop of oil T reel gear Take up reel assembly Washer T soft brake assembly ASSEMBLY NOTES: 1. Apply grease (VHJ-0100) to the shafts When fitting the T brake act slide with the shaft . , align the mark T brake act slide T brake assembly T soft spring Clamp Brake spring Clamp Shaft Shaft S brake assembly T brake assembly Fig. 3-12-4 Clamp Shaft Shaft Shaft Clamps Fig. 3-13-1 ­20­ 3-13-2. BRAKE CONTROL LEVER AND BRAKE ACT LEVER ASSEMBLY (See Fig. 3-13-2) 1) Refer to section 3-2 and remove the mechanism unit. 3) Refer to sections 3-12-1, then remove the reel belt and the reel pulley. 9) Remove the clamp and clamp , then remove the brake act lever assembly . To maintain the performance of the brake act lever assembly , do not disassemble it. 3-13-3. S BRAKE ACT SLIDE AND BT SPRING LEVER ASSEMBLY (See Figs. 3-13-3 and 3-13-4) 1) Refer to section 3-16 and remove the crescent slide. 3) Slide the S brake act slide in the direction of the arrow , then remove it. 6) Press the BT spring lever assembly until it touches the pin , then remove it. ASSEMBLY NOTES: 1. 3-13-3, and to the BT spring lever assembly and the S brake act slide shown in Fig. 3-13-4. After mounting the BT spring lever assembly on the Shaft , hook the BT spring onto the clamp and press it until it touches the pin . [. . . ] 4) Rotate screw in the same direction by the same degree as screw in step 1. (Check visually according to the mark made. ) 5) Play the alignment tape (NTSC:VHJ-0006, PAL:VHJ0009), rotate screw , and maximize the audio output waveform (temporary azimuth adjustment). Perform the same adjustments as 3), and if screw was adjusted by more than 30 degrees, perform the adjustment in step 4) again, and then perform fine adjustments. 8) Play the alignment tape (NTSC:VHJ-0006, PAL:VHJ0009), rotate screw , and maximize the audio output waveform (actual azimuth adjustment). [. . . ]