QSC cx 1102 Schematics

Page 1

8 7 6 5 4 3 2 1
THIS DOCUMENT CONTAINS PROPRIETARV
INFORMATION WHICH IS THE PROPERTV
OF 050 AUDIO PRODUCTS. THAT MAY NOT
BE DISCLOSED. REPRODUCED OR USED
WNNOUY EXPRESS WRITTEN CONSENT FROM
OSC AUDIO PRODUCTS.
D
POS STEP POS STEP
INPUT 7 HLTER INPUT 7 FILTER
THERMAL POSITIVE THERMAL POSITIVE
SENSING OUTPUTS SENSING OUTPUTS
GAIN LOOP GAIN CURRENT SPKR GAIN LOOP GAIN CURRENT SPKR
POT FEEDBACK SPLITTER OUTPUT POT FEEDBACK SPLITTER OUTPUT
LED CLIP NEGATIVE BR MONO ROUTING NEGATIVE
DISPLAY LIMITING OUTPUTS OUTPUTS
CHANNEL A LED CL: C
NEG STEP AUDIO CIRCUITS DISPLAY LIMITING NEG STEP CHANNEL 3
AUDIO CIRCUITS
SHEET 2 SHEET 3
POWER EMI INRUSH AC MAIN ICET GATE
OPAMP SUPPLY FILTER RELAY RECT FILTERS SWITCHES I DRIVE
SUPPLIES DATAPORT
BLEEDERS
CIRCUITRY f f
CH A
HD_15 RELAY HIGH FREO SWITCHING
DATAPORT CONTROL TRANSFORMER OSCILLATOR
DC FAULT THERMAL To MUTE CONNECTOR BIAS B
SHUTDOWN SHUTDOWN CONTROL DATAPORT SUPPLY
CIRCUITRY ISOLATED
CH E HIGH FREO
FAN SPEED SHUTDOWN RECTIFIERS. g
OVERCURRENT FILTER CAPS g
SUPPORT. TRIGGERS DETECTION 8
PROTECTION SWITCHING 8
AND DATAPORT POWER I
CIRCUITS SUPPLY 5,
s
SHEET 4 SHEET 5 i :
TABULATION BLOCK 9;
DASH N°- F1 A R321, 322. 326. 328 /2\ %
-ea (126V) 25A. 125V 487K
-O1 (mew) 30A 125V 392K
-02 (230V) 15A. 250v 487K
m Irma I mm WWW I VENDOR
PARTS LIST
comm.
IIJESSIREEZZTEINZEE" QC; AUDIO PRODUCTS. INC. A
'DS°;05L:§Z£§I;E 5'19 COSTA MESA. CALIFORNIA
mm mm was
XX = r WTW M SCHEMATIC DIAGRAM
mu m5 0" R W PAT OLILTER 5715798
W cm cx1 192
2 COMPONENTS WITH VALUE PREFIXED WITH A W REPRESENT SMT COMPONENTS W- MAW 3 23 99
mm msarxx Cx H22 FINISH ISSUED . SIZE rscu No. we ND. REV
1. THIS DRAWING USED IN CONJUNCTION WITH ASSEMBLY WP-811030-XX. Nzxum USED ON I VI S OOK 3 29 95 SH-QI 1630-00
NOTES: UNLESS OTHERWISE SPECIFIED APPLICATION DO NOT SCALE DRAWING wsmm No $314325 2m W NONE I0? "IE no, summon ISNFH I or 5
8 7 6 5 4 3 2 | 5p\$%i%I??IVES\cx 1