Http://Www.xiaoyu163.Com - Sony HCD-GPZ6 Service Manual

HCD-GPZ6/GPZ7
Q Q
3 7 6 3 1 5 1 5 0
• IC Block Diagrams
– BD Board –
IC402 BA5947FM-E2
28 27 26 25 24 23 22 21 20
MUTING
+ –
INTERFACE
INTERFACE
INTERFACE
VREF
1 2 5 7 9
3 4 6 8
T E
L 1 3 9 4 2 2 9 6 5 1 3
– DRIVER Board –
IC701 BA6956AN
TSD
CONTROL LOGIC
1 2 3 4 5 6 7 8 9
w w w
HCD-GPZ6/GPZ7
19 18 17 16 15
D D D D
LEVEL SHIFT
D D D D
11 13
10 12 14
– MAIN Board –
IC309 PST3629NR
OUT 1
VDD 2
–
+
VREF
GND 3
x a o
y
. i

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8
– AU-TC Board –
IC302 BD3402AKS2
64 63 62
D1 1
D2 2
−
+
E1 3
INPUT
SELECT −
+
4
E2
PBNF2 5
PBOUT2 6
+
PBOUT1 7
−
PBNF1 8
NC 9
Q Q
NC 10
3 7 6 3
11
TAPE 1
TAPE 2 12
RECNF2 13
5 CD
RECOUT2 14
ALC
ALC
+
RECOUT1 15
−
RECNF1 16
4 NC
DIGITAL
CONTROL
17 18 19 20 21 22
u 1 6 3
.
44 44
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2 4
9 9 8
61 60 59 58 57 56 55 54 53 52 51
BUFFER
MIX
ATT
ATT
1 5 1 5 0 8 9 2 4
−
+
−
+
23 24 25 26 27 28 29 30 31 32
m
c o
2
9 9
50 49
48 NC
47 NC
46 NC
45 NC
44 BNF1
43 BOUT1
42 BOUT2
41 BNF2
40 NC
TONE
39 TONE OUT2
CONTROL
38 VIN2
TONE
37 TONE OUT1
CONTROL
9 8 2 9 9
+
−
36 VIN1
+
−
35 NC
34 NC
33 VOLOUT1