Sony HCD-xb5 Service Manual page 64

QQ
3 7 63 1515 0
IC201 M6247FP-A
64 63 62 61
65
KEY IN2
–
66
BPF OUT
+
67
BPF IN
68
NC8
69
IN 2B
NC9 70
IN 2A 71
72
AVSS
73
AGND
74
IN 1A
75
NC1
76
IN 1B
NC2 77
78
DELAY IN
+
–
DELAY OUT 79
KEY IN1 80
TE
3
1 2 4
L 13942296513
IC281 µPC1237HA
OVER LOAD DET
OFFSET DET
LATCH/
AUTORESET
AC OFF
DET
1 2 3
4
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60 59 58 57 56 55 54 53
5BAND GRAPHIC EQUALIZER
+
–
– –
+ +
+
–
5BAND GRAPHIC EQUALIZER
5 6 7 11
8 9 10 12
V ON
CC
F/F
MUTE
V
CC
5 6 7 8
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y
i
http://www.xiaoyu163.com
8
52
51 50 49 48 47 46 45
+
–
+
–
–
+
–
+
–
+
Q Q
13 14 15 16 17 18 19 20
3 6 7 1 3
IC901 LA5617
CURRENT
ON/OFF
LIMITER
VMUTE
VREF
VCC
ERROR
AMP
1 2 3 4
u163
.
– 92 –
2 9 9 4 2 8
44 43 42 41
40
BB22
39
BUF IN1
38
BUF OUT1
37
NC5
36
AVDD
+
–
35 DGND
34 LATCH
U-CON
33
INTER DATA
FACE
32 CLOCK
31
DVDD
30 PORT C
–
+
29 PORT B
28 PORT A
27 BUFOUT1
26
BUFIN1
BB21
25
23 24
21 1 5 22 0 5 8 2 9 9 4
CURRENT START
ON/OFF
LIMITER CIRCUIT
VREF
VCC
OVER HEAT
PROTECT
VREF
~ _ 1.8V
ERROR
AMP
5 6 7 8 9
m
co
9 9
2 8 9 9
10