Read Sony KDL-32R324D / KDL-40R354D / KLV-32R326D / KLV-40R356D Service Manual online
Audio IC Normal Operation Condition - B*2-Board
Label
Name
Normal Operation (Approx.)
Comment if abnormal operation
Voltage
Frequency
V1
19.5
19.5V
-
Check connection path between J6000 to F4000
V2
3.3
3.3V
-
Check connection path between IC6006 to IC4001; IC6006 problem
1
MCLK
3.3Vpp
12.288MHz
Check connection path between IC5000 to IC4001; IC5000 problem
2
SDATA
3.3Vpp
Clock signal
Check connection path between IC5000 to IC4001; IC5000 problem
3
BCLK
3.3Vpp
3.07MHz
Check connection path between IC5000 to IC4001; IC5000 problem
4
LRCK
3.3Vpp
48kHz
Check connection path between IC5000 to IC4001; IC5000 problem
5
PLIMIT
1.6V
-
Check connection path between IC6006 to IC4001; IC4001 or IC6006 problem
6
RSTX
3.3V
-
Check connection path between IC5000 to IC4001; IC5000 problem
7
MUTEX
3.3V
-
Check connection path between IC5000 to IC4001; IC5000 problem
8
OUT1P
9.6Vpp
768kHz
Check connection path between IC4001 pin8 to CN4001 pin1; IC4001 problem
9
BSP1P
14V
-
IC4001 problem
10
VCCP1
19.5V
-
Check connection path between J6000 to IC4001
11
GNDP1
0V
-
-
12
BSP1N
14V
-
IC4001 problem
13
OUT1N
9.6Vpp
768kHz
Check connection path between IC4001 pin13 to CN4001 pin2; IC4001 problem
14
VCCA
19.5V
-
Check connection path between J6000 to IC4001
15
GNDA
0V
-
-
16
REGD
5.0V
-
Check connection path between C4066 to IC4001; IC4001 or C4066 problem
17
REGG
5.7V
-
Check connection path between C4067 to IC4001; IC4001 or C4067 problem
18
BSP2P
14V
-
IC4001 problem
19
OUT2P
9.6Vpp
768kHz
Check connection path between IC4001 pin19 to CN4001 pin3; IC4001 problem
20
VCCP2
19.5V
-
Check connection path between J6000 to IC4001
21
GNDP2
0V
-
-
22
BSP2N
14V
-
IC4001 problem
23
OUT2N
9.6Vpp
768kHz
Check connection path between IC4001 pin23 to CN4001 pin4; IC4001 problem
24
ERROR
3.3V
-
IC4001 problem
27
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