User manual ROLLS RM81

[. . . ] The obligation of Rolls Corporation under this warranty shall be limited to repair or replacement (at our option), during the warranty period of any part which proves defective in material or workmanship under normal installation, use and service, provided the product is returned to Rolls Corporation, TRANSPORTATION CHARGES PREPAID. Products returned to us or to an authorized Service Center must be accompanied by a copy of the purchase receipt. In the absence of such purchase receipt, the warranty period shall be one (1) year from the date of manufacture. This warranty shall be invalid if the product is damaged as a result of defacement, misuse, abuse, neglect, accident, destruction or alteration of the serial number, improper electrical voltages or currents, repair, alteration or maintenance by any person or party other than our own service facility or an authorized Service Center, or any use violative of instructions furnished by us. [. . . ] R 113 2 15 100 P100K +12V R 109 4 . 7 K 4 R 606 1 2 3 18K 4 C 605 120P. R 608 4 9 . 9 K C 607 . 1 U . -12V R 613 100 R 609 4 . 7 K -12V R 201 4 . 9 9 K C 201 47U 1 2 C 202 47U A 1 3 R 202 4 . 9 9 K C 203 10U R 207 100 7 SW 1B D IP S W -8 3 R 203 332 R 204 332 2 U1A 4560 1 4 . 7 K 4 10 P4 R 214 P100K P3 R 210 4 . 7 K R 701 4 . 9 9 K C 208 . 0 1 CH 7 4560 2 -12V 2 4560 U2A 1 3 U3A 1 1 J7 2 C 702 47U 3 R 702 4 . 9 9 K C 701 47U +12V C 703 10U R 707 +12V 8 100 4560 5 R 703 332 R 704 332 B 2 SW 1G D IP S W -8 R 714 6 U 10B 7 4 . 7 K 6 C 3 8 P14 P100K P100K P13 +12V 4560 R 205 4 9 . 9 K C 204 120P. 3 R 208 4 9 . 9 K 3 R 212 10K 4 R 710 4 . 7 K C 708 . 0 1 8 +12V 6 R 209 4 . 7 K 4 4 1 2 -12V C 207 . 1 U . R 213 14 +12V R 301 4 . 9 9 K 3 100 3 C 301 47U 1 2 C 302 47U A 1 C 303 10U 5 R 303 332 R 304 332 B 2 8 3 8 8 C 3 J3 XLR . 18K C 305 120P. R 308 4 9 . 9 K C 306 25P. 5 U5B 7 R 309 4 . 7 K C 307 . 1 U . R 313 4 R 401 4 . 9 9 K 3 5 4 R 806 1 2 3 18K 100 13 R 402 4 . 9 9 K C 403 10U C 401 47U 1 2 C 402 47U J4 XLR . PC P H O N E 1 /4 J14 A B C 3 R 403 332 R 404 332 R 405 4 9 . 9 K R 406 1 2 3 4 C 805 120P. -12V +12V 100 D IP S W -8 R 414 P100K P7 R 410 4 . 7 K P8 P100K C 408 . 0 1 C1 R1 10K 120P. R 408 4 9 . 9 K 3 U5A 4560 1 2 3 U6A 4560 1 4 R 809 4 . 7 K R 813 R2 100 4560 U 13A 1 PRE . ADE OUT RCA PC J19 +12V 8 -12V 100 R5 100 M ASTER P17 6 5 P100K R 412 10K 4 4 C 407 . 1 U . -12V 5 R 501 4 . 9 9 K 3 R 409 4 . 7 K R 413100 12 R 502 4 . 9 9 K C 503 10U C 501 47U 1 2 C 502 47U J5 XLR . PC P H O N E 1 /4 J15 A 1 -12V R3 +12V +12V 8 4 10K R 507 100 4560 5 R 503 332 R 504 332 B 2 SW 1E D IP S W -8 R 514 6 U7B 7 8 1 P100K P9 +12V 4 . 7 K 6 C 3 R 510 4 . 7 K C 508 . 0 1 8 M C I407 4024 CR4 1N 4001 +12V 4560 R 505 4 9 . 9 K R 506 C 504 120P. 7 R 509 4 . 7 K R 513100 5 U9B 4560 7 PL1 R 512 10K PLUG AC M ALE SW SW 2 SPST CR3 1N 4001 C7 503 1000U . 16V 2 I 2 P10 P100K T1 1N 4001 C13 G G Aux/Bus Input: RCA jack which connects directly to the RM81 mix bus. The jack may be connected to another RM81 Pre-Fade Output - making this unit the "Master". Pre-Fade Output: RCA jack for connection to another RM81 Aux/Bus Input, making this unit the "Slave". Main Output: 1/4" TRS balanced jack containing the RM81 overall output signal. Phantom Power Switches: 8 individual DIP switches for applying 12 Volts of phantom power to the indicated channel. Channel Inputs 1 - 8: 1/4" TS unbalanced, or XLR balanced input jacks. SCHEMATIC R 101 4 . 9 9 K +12V R 102 4 . 9 9 K C 103 10U 1 R 107 100 16 S W 1 A D IP S W -8 +12V P2 P100K R 601 4 . 9 9 K R 602 4 . 9 9 K C 603 10U C 601 +12V 4560 1 J6 2 C 602 47U XLR . PC P H O N E 1 /4 J16 A B C 47U 3 R 603 332 R 604 332 R 605 4 9 . 9 K 2 U7A 4560 1 4 . 7 K 2 -12V C 604 120P. [. . . ] The RM81 is a microphone and line mixer in a single 19" rack space. It is intended for sound reinforcement or studio applications where several microphones or line sources need to be combined to a single output. Please review this manual for proper operation. ROLLS CORPORATION 5968 South 350 West Salt Lake City, Utah 84107 Title Size: R O L L S M IX M A X 8 RM 81 The eight 1/4" jacks come from the factory as line inputs and are electrically mixed with the XLR jacks. To configure a channel's 1/4" jack as a Direct Out, first remove the RM81 lid. [. . . ]