Read Sony KDL-22BX325 / KDL-32BX325 / KDL-32BX425 / KDL-40BX425 (serv.man2) Service Manual online
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KDL-22BX325/32BX325/32BX425/40BX425
KDL-22BX325/32BX325/32BX425/40BX42
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A BOARD SCHEMATIC DIAGRAM (PAGE 17 OF 18)
Last Drop
Mute Circuit
First Arrival
LO = > MUTE
Power Detect
For AC OFF Pop Noise
HI = > UN-MUTE
HI = > UN-MUTE
DC OFF Pop Noise
First Drop
DC ON Pop Nose
For AC ON Pop Noise
LO = > MUTE
3V3SB
V_MUTE
MUTE_CTL
MUTE_CTL
A_MUTE
3V3SB
2,7,8,10,14
+5VSB
2,4,7
+12V
2,12,15
+5V_SW
2,6,8,11,13,14,15,16,17
MUTE_CTL
14
V_MUTE
3,11
A_MUTE
3,11,12
GND
2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,19
AC_DET
+5VSB
+5V_SW
+5VSB
V_MUTE
+12V
+12V
+5V_SW
+5V_SW
V_MUTE
A_MUTE
A_MUTE
+5V_SW
+12V
+5VSB
V_MUTE
V_MUTE
V_MUTE
D102
BAV70
3
1
2
R659
10K 1/10W
10K 1/10W
R671
NC/1K 1/10W 1%
R661
NC/10K 1/10W
NC/10K 1/10W
R658
NC/10K 1/10W
NC/10K 1/10W
R1147 0R01 1/10W
R672
10K 1/10W
R667
4.
7K
1/
10W
1/
10W
C673
220N 25V
220N 25V
R663
NC/1K 1/10W 1%
D104
NC/BAS32L
R665
1K 1/10W 1%
R666
NC/2.2K 1/10W
NC/2.2K 1/10W
R660
NC/27K 1/10W
NC/27K 1/10W
D103
NC/BAS32L
R662
NC/10K 1/10W
NC/10K 1/10W
Q611
NC/2N7002
NC/2N7002
Q607
MMBT3904
Q609
MMBT3904
Q608
NC/MMBT3904
NC/MMBT3904
+
C1124
NC/100uF 25V
Q606
NC/MMBT3904
NC/MMBT3904
R664
1K 1/10W 1%
A 17/18
RS-232
1-857-922-11 <AZ2TK> A-P17
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