Schematic Diagram Of H1,H2 And H3 Boards - Sony KP-FS57M31 Service Manual

(22) Schematic Diagrams of H1, H2, and H3 Boards
3
1 2
A
CN1700
2P
WHT-L
TO G BOARD
CN6704
B
S1700
POWER
C
H1
(POWER SW)
D
E
F
G
+5V
R1802
R1801 10k
330 1/10W
1/10W :CHIP
Q1800
:CHIP
DTC144ESA
LED DRV.
R1807
100
1/10W
:CHIP
H
D1807 D1808
RB441Q RB441Q
R1810
R1811
820
1k
I
1/10W
1/10W
:CHIP
:CHIP
S1801
PRG+
J
K
4
5 6
CN1701
2P
WHT-L
TO G BOARD
CN6703
B-SS896<CH.>-H1.
CN1800
10P
WHT-L
:S-MICRO
TO A(1/3)BOARD
CN1190/1195
D1804
UDZS-6.2B
D1803 D1805
UDZS-6.2B
UDZS-6.2B
D1800
UDZS-6.2B
D1802
UDZS-6.2B
D1801
R1800
UDZS-6.2B
100
1/10W
:CHIP
R1803
R1804 R1805
330
10k 47
C1800
1/10W
1/10W
1/10W 47 R1806
:CHIP
:CHIP
Q1801 :CHIP 16V 100
C1801 1/10W
DTC144ESA
:CHIP
47
LED DRV.
16V
R1808
100
1/10W
OUT
:CHIP
IC1800
VCC
D1806
SBX3071-71
C1802
SPR-325MVW
GND SIRCS
470p
CH:1608
R1812 R1814
R1813 R1816 R1815
3.3k
1.2k 1.8k 8.2k 2.7k
1/10W 1/10W 1/10W 1/10W 1/10W
:CHIP :CHIP :CHIP :CHIP :CHIP
S1802 S1803 S1804 S1805 S1806 S1807
PRG- VOL+ VOL- TV/VIDEO ENTER MENU
H2
(KEY INPUT,SIRCS)
– 124 –
10
7 8 9
CN1932
6P
WHT-L
:S-MICRO
TO A(3/3)BOARD
CN1293
L1932
10µH
:EL0606
L1931
10µH
:EL0606
J1931
(HEAD PHONE)
R1809
1.2k
1/10W
:CHIP
S1800
AUTO REGI
B-SS896<CH.>-H2.
11
12 13
CN1934
9P
WHT-L
:S-MICRO
TO J(1/4)BOARD
CN8301
D1930
RD9.1ES-T1B
PROTECTOR
R1952 R1934
2.2k 100
1/10W 1/10W
:CHIP :CHIP
R1951 R1935
R1948 R1949
0 100
0 0
1/10W
:1608
:1608 :1608
:CHIP
C1930
0.01
:PT
C1932
0.01
:PT
(AV INPUT)
J1933
4P
J1932
3P
(VIDEO IN 4)
L
4 (MONO) R
– 125 –
KP-FS57MM31/M61/M90/M91
RM-997
15
14
H3
B-SS896<CH.>-H3.