Sony STR-DB830 Service Manual - Page 39
Ic103 Td62c950rf Display Board, Ic105 Ba6208f Display Board, Ic104 Msc1164gs Display Board
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IC103 TD62C950RF (DISPLAY BOARD) OUT1 1 OUT20 20 H VCC 21 P GND 22 L GND 23 CL 24 NC 25 STB 26 NC 27 NC 28 S IN 29 VDD 30 QD ST D CK Q Q CK D ST DQ IC104 MSC1164GS (DISPLAY BOARD) NC 1 NC 2 DOUT 3 D Q CK 20 BIT SHIFT REGISTER CK LS 4 20 BIT LATCH GATE CIRCUIT OUTPUT CIRCUIT CL 5 VCC 6 HVO20 7 HVO19 8 HVO18 9 HVO17 10 HVO16 11 HVO15 12 HVO14 13 HVO13 14 HVO12 15 HVO11 16 IC105 BA6208F (DISPLAY BOARD) B IN 5 NC 6 GND 7 A IN 8 SWITCH SWITCH MOTOR DRIVE MOTOR DRIVE REG 4 A OUT 3 GND 2 B OUT 1 VCC 32 NC 31 CHG 30 DIN 29 CLK 28 GND 27 Vhv 26 HVO1 25 HVO2 24 HVO3 23 HVO4 22 HVO5 21 HVO6 20 HVO7 19 HVO8 18 HVO9 17 HVO10 - 61 - 60 OUT40 41 OUT21 40 H VCC 39 P GND 38 L GND 37 NC 36 CHG 35 NC 34 CK 33 NC 32 S OUT 31 VDD
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— 61 —
IC103 TD62C950RF (DISPLAY BOARD)
IC105 BA6208F (DISPLAY BOARD)
IC104 MSC1164GS (DISPLAY BOARD)
20 BIT
SHIFT
REGISTER
20 BIT
LATCH
GATE
CIRCUIT
OUTPUT
CIRCUIT
NC
NC
DOUT
LS
CL
V
CC
HVO20
HVO19
HVO18
HVO17
HVO16
HVO15
HVO14
HVO13
HVO12
HVO11
HVO1
Vhv
GND
CLK
DIN
CHG
NC
D
CK
CK
Q
HVO2
HVO3
HVO4
HVO5
HVO6
HVO7
HVO8
HVO9
HVO10
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
32
31
Q
D
ST
ST
Q
D
CK
D
Q
Q
D
CK
24
25
23
22
21
26
27
28
36
40
39
38
37
35
34
33
32
31
1
20
29
60
41
30
OUT1
OUT20
H V
CC
P GND
L GND
CL
NC
STB
NC
NC
S IN
V
DD
OUT40
OUT21
H V
CC
P GND
L GND
NC
CHG
NC
CK
NC
S OUT
V
DD
5
SWITCH
6
7
4
3
2
8
B IN
NC
GND
A IN
A OUT
GND
B OUT
VCC
1
SWITCH
REG
MOTOR
DRIVE
MOTOR
DRIVE