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4
THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION WHICH IS THE PROPERTY OF QSC AUDIO PRODUCTS , THAT MAY NOT BE DISCLOSED, REPRODUCED OR USED WITHOUT EXPRESS WRITTEN CONSENT FROM QSC AUDIO PRODUCTS.
3
2
1
REVISIONS
ZONE REV DESCRIPTION DATE APPROVED
A B
PROD REL PER ECO 756 CHANGE VALUE R31, WAS 21 K
SEE ECO 1097 6-10-91 SGM
C
REVISED FOR MIN-SLOT, BR-SW
SEE ECO 1297 BY PHQ L G.
1-24-92
SGM
D
D
REVISE PER ECO 1916
D
SCHEMATIC, EX-SERIES STANDARD INPUT BOARD.
FOR PC-004005-00 REV B 7-15-93 W 301 C 302 470 p J 301 XLR
2 1 3
PADS FOR LEVEL 1-A OR 2-A ACCESSORY PCB
PIN 1 V+A
J 32
11
+15 V REG CH 1 SPKR SIG GND GND +INPUT CH 1
PIN 2 SP-A 16 PIN 3 GND 4
C 301 470 p T 301
1 (1) 4 (5) 6 (8)
R 301
(6, 7)
PIN 4 +1N A
A
6
W 304 W 303
A C 303
W 305
PIN 5 +OUT A PIN 6 -IN A
1
3 (4)
2
-INPUT CH 1
A J 31 CH 1 +IN
SHIPPED XLR PIN 2 HI MOVE W 303, 304 TO ALT POSITION FOR PIN 3 HI
W 302 R 31 20.0 K
W 306 NC
PIN 7 -OUT A PIN 8 GND PIN 9 CLIP 22 PIN 10 V-A
J 33 CH 1 -IN GND R 32 24K
CH 1 CLIP-LIM -15 V REG -24 V +24 V CH 2 CLIP-LIM GND GND -INPUT CH 2
12 10 9
C
A
INPUTS PARALLEL CENTER STEREO
MONO-BRIDGE
A W 401
C 31 220p
KEY PIN 11 V- B PIN 12 CLIP B
C
CH 2 -IN CH 2 +IN
SW 31 3-POS
21 8 7
NC
PIN 13 GND
PIN 14 -0UT B
J 401 XLR
2 3 1
W 403
T 401
3 (4) 6 (8) 4 (5)
R 401
(6, 7)
W 406
PIN 15 -IN B PIN 16 +OUT B
3
A W 405 C 403
W 404 C 402 A
SHIPPED XLR PIN 2 HI MOVE W 303, 304 TO ALT POSITION FOR PIN 3 HI
1 (1)
5
+INPUT CH 2 GND GND CH 2 SPKR SIG
C 401 470 p W 402
PIN 17 +IN B PIN 18 GND PIN 19 SP-B PIN 20 V+B PIN 21 SPARE PIN 22 SPARE 18 14 13
470 p
A
15
CH 1 MUTE CH 2 MUTE CH 1 PWR-ON CH 2 PWR-ON CH 1 THERMAL CH 2 THERMAL CH 1 AC RELAY CH 2 AC RELAY
B
17 20 19 24 23 26 25
B
NOTES, ALL REV LEVELS
1. ALL RESISTORS 1/4W, 5%. 2. ALL CAPACITORS 100V 3. J 32, 26-PIN CONNECTOR, TO J 1 ON FRONT DISPLAY BOARD PC-004001-00. 4. PARTS FOR CH 1 NUMBERED 301-399. 5. PARTS FOR CH 2 NUMBERED 401-499. 6. PARTS IN COMMON TO BOTH CHANNELS NUMBERED 31-49. 7. BOARD SHIPPED WITH W 301-304, W 401-404 MOUNTED AS SHOWN. 8. PARTS WITHIN DOTTED OUTLINE FOR USER MODIFICATION. SEE MANUAL.
UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN INCHES. DIMENSIONS PER ANSI Y14.5-1982 CONTRACT NO.
PARTS LIST
AUDIO PRODUCTS, INC.
A
COSTA MESA, CALIFORNIA
DATE
A
NOTES, REV LEVELS A-B
DECIMALS
TOLERANCES ARE: DECIMALS ANGLES O APPROVALS
1. THE FIRST YEAR OF PRODUCTION EX AMPLIFIERS SHIPPED WITH PC-004002-00 REV A OR B 2. FOR PC-004005-00 REV A, ADDED PADS 1-20 FOR LEVEL 1-A, 2-A INPUT ACCESSORY PCB 3. ADDED J33, 5-PIN INPUT EXTENDER HEADER AND W305,306,405 & 406. 4. NO CHANGE IN PINOUT OF J32, PINS 1-26 5. SW-31 WAS REVISED ON PC-004005-00 REV A, BUT WILL NOT AFFECT FUNCTION OF UPPER SLOT PCB.
.XX
SCHEMATIC DIAGRAM EX SERIES STANDARD,
SIZE FSCM NO.
+ -
.XXX
+ -
+ DRAWN
DEBURR EDGES .XXX R MAX MATERIAL CHECKED
PAT QUILTER
6-18-90
PC-004005-00
EX/MPA SERIES
USED ON
FINISH
ISSUED
NOTES: UNLESS OTHERWISE SPECIFIED
NEXT ASSY
C
CAD SEED FILE NO.
INPUT BOARD SH-004002-00
DWG NO. CAD FILE NO.
REV
D
1 OF 1
APPLICATION
DO NOT SCALE DRAWING
SH40002C1.FCD
SCALE
NONE
SH4002D1.FCD
SHEET
4
3
2
1
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