Sony HT-CT770, Руководство по обслуживанию

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HT-CT770
49
IC2011 74LVC1G79GW-125
IC3001 TAS5624ADDVR
1
2
VCC 5
D
Q
CP
GND
TG
TG
TG
TG
4
C
C
C
C
C
C
_
C
_
C
_
C
_
C
_
3
GVDD_AB 1
VDD 2
OC_ADJ 3
RESET 4
INPUT_A 5
PVDD_CD
OUT_C
31
PVDD_CD 30
32
PVDD_CD 29
GND 33
INPUT_B 6
C_START 7
GND 9
GND 11
GND 10
GND 12
AVDD 13
INPUT_C 14
INPUT_D 15
OTW 17
PROTECTION
&
I/O LOGIC
+
–
+
–
+
–
TEMP
SENSE
STARTUP
CONTROL
AVDD
DVDD 8
DVDD
POWER-UP
RESET
CB3C OVER-LOAD
PROTECTION
UVP
GATE-
DRIVE
+
–
GATE-
DRIVE
GND
OUT_B
34
35
PVDD_AB 38
GND 42
GND 41
BST_A 44
BST_B 43
GATE-
DRIVE
PVDD_AB 36
PVDD_AB 37
OUT_A 39
OUT_A 40
OUT_D 27
GND 26
GND 25
BST_C 24
BST_D 23
OUT_D 28
PWM & TIMING
CONTROL
ANALOG
LOOP FILTER
ANALOG
LOOP FILTER
ANALOG
LOOP FILTER
ANALOG
LOOP FILTER
PWM & TIMING
CONTROL
PWM & TIMING
CONTROL
PWM
RECEIVER
PWM
RECEIVER
PWM
RECEIVER
PWM
RECEIVER
PWM & TIMING
CONTROL
GATE-
DRIVE
CLIP 18
FAULT 16
M3 21
M2 20
M1 19
GVDD_CD 22
BST_X
GVDD_X
AVDD
DVDD
IC2010 TC74VHC157FT (EKJ)
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