Jb Board Schematic Diagram - Sony KDF-E42A12U Service Manual

A B C
1
JB.-LE4B
2
JB
1/9 AUDIO PROCESSOR, AV SWITCH, CHROMA DECODER, VIDEO PROCESSOR, MAIN MICRO
3
4
SCL_5V
SDA_5V
A5V
5
L7803
10uH
R7821
XX
R7820
XX
RESET_AUDIO
R7805
Q7801
4.7k
MSD601-RST1
1/10W
6
+8V
D7803
XX
C7818
0.1
25V
AP_R_OUT
C7819
7
AP_L_OUT
8
R7828
18k
C7821
0.47
16V
9
10
11
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D E F
Q7810
R7854
MSD601-RST1
0
+8V
HP_DET
C7832
R7841
XX
10k
R7840 C7834
C7824
100 100p
XX R7858
50V
C7833 XX
1.5p
C7825
1.5p
AU_PROT R7844
C7836 R7857
4700p 1k
100k
R7843
50V
100
X7800
18.432MHz
FB7800
NC NC
0uH
I2C_CL NC
I2C_DA AVSS
FB7801
I2S_CL AVSS
0uH
C7816
I2S_WS SC5_IN_R
XX
I2S_DATA_OUT SC5_IN_L
I2S_DA_IN1 VREFTOP
C7815 C7817
I2S_DEL_IN SC1_IN_R
0.1
47
25V
16V I2S_DEL_OUT SC1_IN_L
I2S_DEL_WS ASG
R7972
I2S_DEL_WS SC2_IN_R
0 CHIP
IC7804
DVSUP SC2_IN_L
MSP3411G-QA-B11
DVSUP SOUND PROCESSOR ASG
R7822
DVSS SC3_IN_R
100k
DVSS SC3_IN_L
DVSS ASG
I2S_DA_IN2 SC4_IN_R
R7969
NC SC4_IN_L
I2S_CL3/ABCK 0
I2S_CL3 NC
R7970 0
I2S_WS3 AGNDC
I2S_WS3/ALRCK
RESETQ AHVSS
C7820
I2S_DA_IN3 AHVSS
XX
R7971
I2S_DA_IN4 SC3_OUOT_L
0
SC3_OUT_R
DACA_R
0.0022
C7846
10
C7800
16V
1000p
50V
C7826
0.0022
C7828
C7827 C7829 C7843
2200p 2200p XX XX
C7847
50V 50V C7845
10
2200p
16V
50V
R7827
XX
R7826
XX
R7847
18k
C7822
POW_IN_L
0.47
R7849
R7829 16V
R7830 R7848
560
33k
560
33k
POW_IN_R
G H I
R7855
L7805 R7864 R7865
XX
1k
8.2uH 47
R7856
C7849
QSS
0 120p
Q7811
MSB709-RT1
C7837
XX
A5V
L7806
C7850
C7838
10uH
0.1
47
25V
16V
C7851
C7839
0.47
10
10V
16V
FM/AM
R7859
4.7k
MAIN_R_IN
C7840 0.1 25V
MAIN_R_IN
R9722
MAIN_L_IN
15k
MAIN_L_IN
1/10W R9723 C9652
R7860
15k
1
4.7k
1/10W 16V
PC_RI
R7866 0
PC_L
R9724
R7867 C9653
XX 1
R7842 0
XX CHIP 16V HDMI_R[0]
HDMI_L[0]
R7993 XX
R7994
XX
C7993
C6371
1
47
C7994
16V
1
C7841
10
16V
D9603
C7842
UDZSTE-179.1B
0.1
25V
AU_9V
L6308
1uH
C6372
100
16V
+8V
L7807
10uH
D7807
C7852 C7853
0.1
UDZSTE-179.1B
47
25V
16V
L6317
10uH J2802
L
VAR_ROUT
C6398
R6589
0.01 XX
25V
R6588
VAR_LOUT XX R
L6316
10uH
C6399
0.01
25V
~ JB Board Schematic Diagram [ Audio Processor, AV Switch, Chroma Decoder, Video Processor, Main Micro ] Page 1/9 ~
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J K L
D9602
UDZSTE-179.1B
HP_DET
HP_L
HP_R
R6545
R6541 Q3881
1k
1k MSD601-RST1
Q3880
1/10W
1/10W
MSB709-RT1
RN-CP RN-CP
HP_MUTE
D9601 R6544
Q3878
MMDL914T1
XX
MSD601-RST1
R6539 R6538
100 100
R6527 R6543
POWER_OFF_MUTE R6542
1/10W 1/10W
47
1k 1k
RN-CP
1/10W RN-CP
1/10W 1/10W
RN-CP
R6528
47
1/10W
RN-CP
C6370
47
16V IC6309
TDA2822D013TR R6529
C6374 R6535
DUAL LOW VOLTAGE POWER AMP 2.2k
47 C6375 C6376 220
1/10W
16V 0.1 0.1
1/10W
RN-CP
16V 16V
RN-CP
R OUT
+9V R IN R6533 R6534
XX XX
L OUT L IN
R6530
2.2k
C6373
GND 1/10W
47
RN-CP
16V
R6531 R6532
22k
22k
1/10W 1/10W
AP_L_OUT
RN-CP
RN-CP
AP_R_OUT
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
M N O
CN9513
6P
GND
1
HP_DET
2
R9750
1k 3 HP_L TO H3 BOARD
CN4301
4 HP_R
5 GND
6 GND
R6537 R6540
100 100
1/10W
1/10W
RN-CP
RN-CP
VAR_LOUT
VAR_ROUT
R6536
220
1/10W
RN-CP