Mackie 1642-VLZ Pro Service Manual
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Mackie 1642-VLZ Pro Service Manual

Compact mixer
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See also: Owner's Manual
1642-VLZ PRO
Compact mixer
SERVICE MANUAL
©1999,©2000 MACKIE DESIGNS, INC.
820-220-00
Page 3 is interactive

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Summary of Contents for Mackie 1642-VLZ Pro

  • Page 1 1642-VLZ PRO Compact mixer SERVICE MANUAL ©1999,©2000 MACKIE DESIGNS, INC. 820-220-00 Page 3 is interactive...
  • Page 2 SERVICE ON THIS EQUIPMENT IS TO BE PERFORMED BY EXPERIENCED REPAIR TECHNICIANS ONLY...
  • Page 3 Mackie Designs, Service Technical Assistance, is available 8AM - 5PM PST, Monday through Friday for Authorized Mackie Service Centers, at 1-800-258-6883. Feel free to call with any questions and speak with a carefully-calibrated technician. If one is not available, leave a detailed message and a qualified Mackoid will return your call asap.
  • Page 4 AUX 4 EFX TO AUX RETURN 1 LEVEL EFX TO AUX RETURN 2 LEVEL MAIN/SUBS AUX RETURN 3 LEVEL 1-2/3-4 AUX RETURN 4 LEVEL ASSIGN TO C-R/PHNS ONLY SIP L MACKIE DESIGNS SIP R 1642-VLZ PRO SOLO BLOCK DIAGRAM (#70699CJM/DF)
  • Page 5 FADER SUB 2 OUT SUB 2 MIX (SUBMIX 4/8 IDENTICAL) ASSIGN TO MAIN MIX SUB 6 OUT SOLO AUX SEND 1 (AUX SEND 2 IDENTICAL) LEVEL AUX MIX AUX SEND 3 (AUX SEND 4 IDENTICAL) MACKIE BUS TO WOODINVILLE EXPRESS...

  • Page 6: Specifications

    Rack mounting Mic in: +22dBu Optional rack ears are available which will allow the 1642-VLZ PRO to be mounted in a standard 19" rack. All other inputs: +22dBu Allow ten rack spaces for the unit, and allow two Main Mix "...
  • Page 7 Safety test You must perform the following leakage test before returning the unit to your customer. Take every safety precaution to protect yourself while doing this test. 1. Make a small loading RC circuit as shown in the diagram below, and connect the AC volt meter between the AC power source ground and any exposed metal on the unit under test.
  • Page 8 Quick Parts Channels 1-8 have XLR = 400-223-00 the same parts LINE IN 1/4" jack = 400-214-00 INSERT TRIM Pot = 130-074-02 +15dB -45dB LOW CUT Switch = 500-037-00, Button = 760-107-00 75 Hz 18dB/OCT Pot = 130-003-02 Switch = 500-037-00, Button = 760-107-00 Knobs Gray=760-048-01 Blue/Gray=760-048-03...
  • Page 9 XLR = 400-223-00 TAPE TAPE 11-12 9-10 LEFT LEFT Quad RCA jack = 400-022-00 RIGHT RIGHT LINE IN 11 LINE IN LINE IN LINE IN 9 MONO MONO MONO MONO LEFT LEFT BAL / BAL / 1/4" jack = 400-214-00 LINE IN 12 LINE IN 10 UNBAL...
  • Page 10 LAMP BNC assembly 0.5A 080-160-00 PHONES 1/4" jack = 400-214-00 Pot = 130-061-02 AUX SEND EFFECTS TO MONITORS TO AUX SEND 1 Pot = 130-002-02 Pot = 130-003-02 TO AUX SEND 2 Switch = 500-037-00 ASSIGN OPTIONS Button = 760-107-00 Switch = 500-037-00 SOLO Button = 760-107-00...
  • Page 11 Switch = 500-036-00 Button = 760-150-00 All 1/4" jacks = 400-214-00 XLR = 400-041-00 AUX SENDS DIRECT OUTS MAIN OUTS (BAL/UNBAL) (BAL/UNBAL) CAUTION: TO REDUCE THE RISK OF FIRE REPLACE WITH SAME TYPE FUSE AND RATING MONO MAIN MAIN C-R OUTS SUB OUTS AUX RETURN (BAL/UNBAL)
  • Page 12 1642-VLZ PRO PARTS LIST PART# DESCRIPTION PAGES Parts Numbering guide 040- Cables 090-127-00 Master Parts 055- Finished PCB Assy 055-247-00 Main Board 100- Pots and resistors 200- Capacitors 055-248-00 Jack board 300- Semiconductors 400- Jacks/Connectors 055-249-00 Power supply board A-10...
  • Page 13 Master Parts List 090-127-xx Part # Description Notes 040-078-00 DIS 18G 1007 7C .156 16.5 040-365-00 RIB 28GA 16C 17IN 1642 040-366-00 RIB 28GA 26C 3.5IN 1642 040-366-01 RIB 28GA 26C 12.5IN 1642 040-367-00 RIB 28GA 40C 3.5IN 1642 040-375-00 CBL 18GA 1007 BLK QD 4”...
  • Page 14 Power supply subassembly 080-114-xx Part # Description Notes 040-090-00 DIS 18G 1007 GRN 10 LUGX2 040-151-00 DIS 18GA 1015 GRN 8IN LG 040-341-00 DIS 18G 1015 GRN 2.5 LGTM 055-249-00-01 PCB ASSY PS 1604VLZ PRO A3 A1 1 See page A-10 080-028-00 SA XRMR 1604VLZ 120V For 120V models...
  • Page 15 247b 055-247-00 Rev B Main pcb assembly PART NO. DESCRIPTION VALUE REFERENCE DESIGNATORS 130-002-02 POT RTY 50KB 9MM MNO H TN 50KB R35 R43 R49 R56 R137 R145 R153 R160 R261 R269 R277 R284 R375 R383 R390 R397 130-003-02 POTRTY 50KG 9MM MN TN PAN 50KG R3 R12 R17-18 R27-28 R34 R42 R104 R113 R120-121 R130-131 R136 R144 R225 R234...
  • Page 16 247b PART NO. DESCRIPTION VALUE REFERENCE DESIGNATORS 140-076-00 RES TF SM .1W 5% 1K3 OHM R19 R29 R122 R132 R244 R254 R360 R456 R466 R468 R988-989 R1080 R1146-1147 R1152-1153 140-077-00 RES TF SM .1W 5% 1K5 OHM R96 R99 R208 R211 R334 R431 R440 R443 R589 R598 R770 R779 R782 R791 R982-983 140-080-00 RES TF SM .1W 5% 2K0 OHM...
  • Page 17 247b PART NO. DESCRIPTION VALUE REFERENCE DESIGNATORS 140-101-00 RES TF SM .1W 5% 15K OHM R932 R939 140-104-00 RES TF SM .1W 5% 20K OHM R66 R73 R85 R88 R90 R94 R166 R178 R185 R197 R202 R206 R213 R218 R290 R302 R309 R321-322 R326 R328 R332 R405 R417 R424 R434 R438 R445 R550 R557 R566 R574 R581 R583 R587 R592 R735 R743...
  • Page 18 247b PART NO. DESCRIPTION VALUE REFERENCE DESIGNATORS 200-005-02 PLY .0068UF 10% 100V TR 0.0068 C17-18 C52-53 C60-61 C105-106 C113-114 C152-153 C160-161 C211-212 200-011-02 PLY .0022UF 10% 100V TR 0.0022 C23 C65 C68 C118 C121 C165 C168 C230 200-015-02 PLY .0047UF 10% 100V PEI 0.0047 10% C20 C55 C63 C108 C116 C155 C163 C214...
  • Page 19 247b PART NO. DESCRIPTION VALUE REFERENCE DESIGNATORS 220-008-02 LYT 1UF 20% 50V RAD TR C233-234 C303-304 C311-312 C398-399 220-013-02 LYT .22UF 20% 50V RAD TR .22UF C1-2 C6-7 C10 C13 C37-38 C42-43 C46 C49 C90-91 C95-96 C98 C101 C137-138 C142-143 C145 C148 C195-196 C199 C258-259 C262 220-014-00 LYT 2.2UF 20% 50V RAD...
  • Page 20 248a 055-248-00 Rev A Jackfield pcb assembly PART NO. DESCRIPTION VALUE REFERENCE DESIGNATORS 130-003-02 POTRTY 50KG 9MM MN TN PAN 50KG 140-051-00 RES TF SM .1W 5% 120 OHM R2 R4 R6 R8 R10 R12 R14 R18 R20-21 R24 R27 R30 R33 R36 R39 R41 R44 R46 R49 R51 140-080-00 RES TF SM .1W 5% 2K0 OHM 140-097-00...
  • Page 21 249a 055-249-00 Rev A Power supply pcb assembly PART NO. DESCRIPTION VALUE REFERENCE DESIGNATORS 040-341-00 DIS 18AWG 1015 GRN 2.5IN LGTM 100-008-00 RESISTOR CF R4-5 100-028-00 RESISTOR CF R9-10 100-059-00 RESISTOR CF R7-8 100-061-00 RESISTOR CF R11-12 100-080-00 RESISTOR CF 100-104-00 RESISTOR CF 200K...
  • Page 22 257a 055-257-00 Rev A Mic input pcb assembly PART NO. DESCRIPTION VALUE REFERENCE DESIGNATORS 040-266-00 DIS 14GA BLKWHT 4.5” FG/TM 115-081-00 RES .25W 1% 6R81 OHM 6.81 R12-13 R40-41 R64-65 R91-92 R116-117 R144-145 R168-169 R196-197 R220-221 R246-247 115-373-00 RES MF .25W 1% 6K81 OHM 6K81 R9 R14 R38 R42 R61 R66 R89 R95 R113 R118 R142 R146 R165 R170 R194 R198...
  • Page 23 257a PART NO. DESCRIPTION VALUE REFERENCE DESIGNATORS 212-018-00 CER 10PF 5% 50V NPO SM 10PF C17-18 C27-28 C61-62 C71-72 C105-106 C115-116 C148-149 C159-160 C193-194 C202-203 212-019-00 CER 150PF 5% 50V SM 150PF C14-15 C29-30 C58-59 C73-74 C102-103 C117-118 C145-146 C161-162 C190-191 C204-205 212-031-00 CER 68PF 5% 50V NPO SM...

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