Sony STR-DG910, Руководство по обслуживанию

Страница: 57 / 106

57
STR-DG910
IC1003 TC7WH157FK(TE85R)
(DIGITAL BOARD (3/5))
IC1017 TC7WH157FK(TE85R)
(DIGITAL BOARD (3/5))
IC1008 TC74VHC157FT(EL) (DIGITAL BOARD (3/5))
IC1014 TC7WH74FU(TE12R)
(DIGITAL BOARD (3/5))
IC1016 TC74VHC393FT(EL) (DIGITAL BOARD (3/5))
IC1602 TC74VHC595FT(EL) (DIGITAL BOARD (4/5))
IC6201 TC74VHC595FT(EL) (VIDEO BOARD (2/2)) IC1131 BR24L32F-WE2 (DIGITAL BOARD (5/5))
14 13 12 11 10 9 8
1 2 3 4 5 6 7
Q
A
Q
B
Q
C
Q
D
A
CLEAR
VCC
Q
A
Q
B
Q
C
Q
D
A
CLEAR
GND
1
2 3 4 5 6 7 8
9 10 16 15 14 13 12 11
SHIFT REGISTER
LATCH
GND
QH QG
QF
QE QD QC QB
VCC
QA S-IN LAT CLK OE RST
QB
QC
QD
QE QF
QG QH
SQH
S-OUT
6
CLR
7
PR
8
VCC
5
Q
R S Q
3
Q
2
D
4
GND
1
CK
Q D C
1
2
3
4
5
7
8
A0
A1
A2
GND
VCC
WCB
SCL
SDA
1K BIT EEPROM ARRAY
7bit 8bit
ADDRESS
DECODER SLAVE/ WORD
ADDRESS REGISTER
HIGH-VOLTAGE
GENERATOR
POWER SUPPLY
VOLTAGE DETECTOR
DATA
REGISTER
ST
AR
T
STOP
ACK
CONTROL CIRCUIT
6
7bit
1
2
3
4
8
7
6
5
VCC
A/B
Y
A
B
Y
GND
G
SELECT 11 1
1A 2
3
4
5
6
7
INPUT
INPUT
OUTPUT
OUTPUT
1A
1B
1Y
2A
2B
2Y
1B
1Y
2A
2B
2Y
GND 8
V
CC
STROBE
16
4A
15
14
13
11 12
11
10
INPUT
INPUT
OUTPUT
OUTPUT
G
4B
4Y
3A
4A
4B
4Y
3A
3B
9
3B
3Y
3Y
S