CINEMA - JBL Audio Service Manual (repair manual). Page 20

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JBL
Block Diagram
2013.06.18
ZhangJiaSheng
A4
A1
CINEMA 610 Block Diagram
8ohm
Subwoofe
+
-
SGND
AC INPUT
MAIN BOARD
RCA
LFE
OP Buffer
Phase
Low Pass
High Pass
OP Buffer
OP Buffer
Limiter
CLASS-D
AMP
LC Filter
Volume
Control
Power supply
+25V
PGND
-25V
+5V
PGND
LED
L
N
SW_+25V
PGND
SW_-25V
+12V
SGND
-12V
+5V
PGND
LED
SON
LED
Auto Standby
PGND
+25V
-25V
STBY
STBY
Standby power control
Power supply
POWER BOARD
CINEMA 610
1   OF   1 
Switch power
PREPARED
CHECKED
CHECKED
SCALE: 1:1
UNIT:   mm
SIZE:  
REV:
MODEL:
DATE:
CUSTOMER:
BOARD:
APPROVED
PAGE:
JBL
CINEMA 510, 610 Service Manual
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