Schematic Diagram Of Hb Board - Sony KDF-E42A10 Service Manual

(3) Schematic Diagram of HB Board

1 2
A
HB
B
R7022
10k
1/10W
RN-CP
5%
C7022
0.01
50V
F
1608
IC7020
RPM7240-H8
C
3.3 3.3
R7020
1.5k
1/10W
RN-CP
R7021
47 C7021
D7021
C7020
1/10W 10
0.1 RN-CP
XX
50V
25V
F
1608
D
D7020
XX
C7023
S7020
0.01
50V
1608
E
R7048
XX
R7047 22
1/10W RN-CP
R7046
22
1/10W RN-CP
R7044 XX
R7045
0
CHIP
C7029
F
0.1
R7042
R7043
25V
0
IC7021 XX
CHIP
1608
LM75BIM-5/NOPB R7041
R7040
XX
0
CHIP
3 4
STBY_RED POWER_GREEN
C7025
D7022
0.1
SML-020MVT-T86 25V
F
1608
R7025
R7024
220
220
1/10W
1/10W
RN-CP
RN-CP
5%
5%
R7026
Q7021
10k
Q7020
2.5
1/10W
0.1 2SC3052EF-T1-LEF
2SC3052EF-T1-LEF
RN-CP
0.7
5%
C7024 R7027
R7023
0
0.01 10k
10k 0
0
50V
1/10W 1/10W
RN-CP F RN-CP
5% 1608 5%
D7025
XX
F
CN7020
15P
WHT
C7031 C7030 C7032
1 10p 10p
10V 50V 50V
CH
F B CH
1608
1608
1608
5 6
D7024
SML-020MVT-T86
R7029
10k
1/10W
Q7023
RN-CP
2SC3052EF-T1-LEF
5%
C7027 R7031
10k
0.01
1/10W
50V
RN-CP
F
5%
1608
D7023
SML-310LTT86
R7028
220
R7030
1/10W
10k
RN-CP
1/10W
5%
2.4
RN-CP
5%
0
Q7022
2SC3052EF-T1-LEF
R7039
C7026
10k
0.01
0
1/10W
50V
RN-CP
F
5%
1608
– 42 –
K
7
P_MUTE_RED TIMER_GREEN
R7032 R7033
220 220
1/10W 1/10W
RN-CP RN-CP
R7034
5% 5%
10k
Q7024
2.6 1/10W
2SC3052EF-T1-LEF
RN-CP
2.4
0 5%
0
C7028
R7035
0.01 10k
0
0
50V 1/10W
F RN-CP
1608 5%
KDF-E42A10/E50A10
RM-YD003 RM-YD003
8
A
B
C
D
E
F