QSC cx 302 Schematics

Page 1

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INFORMATION WHICH IS THE PROPERW
0F QSC Aunlo PRODUCE, THAI MAY NOY
a; msuoszu. azpaouuczu on user;
WITHOUT EXPRESS WRIWEN CONSENT FROM
05C AUDIO PRODUCTS
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 CLIP
NEG STEP AUDIO CIRCUITS DISPLAY LIMITING NEG STEP CHANNEL B
AUDIO CIRCUITS
SHEET 2 SHEET 3
POWER EMI INRUSH AC MAIN IGEIT 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
SHUTDOWN SHUTDOWN CONTROL DATAPORT SUPPLY
CIRCUITRY ISOLATED
CH E HIGH FREO
FAN SPEED SHUTDOWN RECTIFIERS.
OVERCURRENT FILTER CAPS
SUPPORT. TRIGGERS DETECTION
PROTECTION SWITCHING
AND DATAPORT POWER
CIRCUITS SUPPLY
SHEET 4 SHEET 5
TABULATION BLOCK
DASH N°- F1 A R321, 322. 326. 328 /2\
-ea (12w) 25A. 125V 487K
-O1 (mew) 25A. 125V 392K
-02 (230V) 15A. 250v 487K
m IITEMNO I WM, WWW I VENDOR
PARTS LIST
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:fiiéfliéfiilfg Q9 AUDIO PRODUCTS. INC.
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XX = I WSPW M SCHEMATIC DIAGRAM
:13;sz 0" R W PAT OLILTER 5715798
mm
2 COMPONENTS WITH VALUE PREFIXED WITH A W REPRESENT SMT COMPONENTS R- BECKER HHS CX302
WPrBBBBHrXX CX 322 FINISH ISSUED SIZE FSCM No We N0 REV
1. THIS DRAWING USED IN CONJUNCTION WITH ASSEMBLY WP-aDamI-xx. m m mm mass; :2th $719155 SH-060071-00
NOTES: UNI-E53 OTHERWISE SPECIFIED APPLICATION DO NOT SCALE DRAWING 1mm 2m 50 NDNL Imam: ND swim. IsHm I or 5
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H SH -006071 -00