Read Sony HCD-VP700 Service Manual online
58
HCD-VP700
1
FIPLED16
O
Grid drive signal output to the fluorescent indicator
2 - 5
FIP17 - 20
O
Grid drive signal output to the fluorescent indicator
6 - 10
A1 - A5
O
Segment drive signal output the flourescent indicator tube
11
Vss IO
—
Ground
12 - 22
A6 - A16
O
Segment drive signal output the flourescent indicator tube
23
Vdd FIP
I
Power supply terminal (B+ VFT)
24 - 41
A17 - A34
O
Segment drive signal output the flourescent indicator tube
42
Vss IO
—
Ground
43 - 47
A35 - A39
O
Segment drive signal output the flourescent indicator tube
48
Vkk
I
Power supply terminal (B- for VFT)
49
MD0
I
Chip Mode Select 0
50
MD1 Vdd-VFT
I
Chip Mode Select 1
51
MD2
I
Chip Mode Select 2
52
LED15
O
LED switch signal output
53
LED14
O
LED switch signal output
54
LED13
O
LED switch signal output
55
LED12
O
Not used (open)
56
VOL A
I
Jog dial pulse input from the rotary encoder(A phase input)
57
VOL B
I
Jog dial pulse input from the rotary encoder(B phase input)
58
HEADPHONE
I
HEAD PHONE check (“H” head phone)
59
MULTI CHANNEL LED
O
LED switch signal output
60
I2C DATE
O
IIC data bus SDA signal
61
I2C CLK
O
IIC data bus reading clock (SCL signal)
62
Avcc
I
Power supply terminal (analog)
63
Avss
—
Ground (analog)
64 - 66
KEY0 - KEY2
I
KEY in terminal (A/D input)
67
LED10
O
LED switch signal
68
YL
I/O
Tuoch pad control signal input/output
69
XL
I/O
Tuoch pad control signal input/output
70
XH
I/O
Tuoch pad control signal input/output
71
YH
I/O
Tuoch pad control signal input/output
72
AHH
I
Tuoch pad signal input(A/D input)
73
AHL
I
Tuoch pad signal input(A/D input)
74
AVH
I
Tuoch pad signal input(A/D input)
75
AVL
I
Tuoch pad signal input(A/D input)
76
LED9
O
LED switch signal output
77
RSTX
I
System reset signal input
78
LED8
O
LED switch signal output
79
LED7
O
LED switch signal output
80
LED6
O
LED switch signal output
81
Vss CPU
—
Ground
82
XO
O
Clock output (4MHz)
83
XI
I
Clock input (4MHz)
84
Vcc - CPU
I
Power supply terminal
85
LED5
O
LED switch signal output
86
LED4
O
LED switch signal output
87
LED3
O
LED switch signal output
88
LED2
O
LED switch signal output
89
LED1
O
LED switch signal output
90 - 100
FIP LED5 - 15
O
Grid drive signal output to the fluorescent indicator
Pin Name
Pin No.
I/O
• IC1101 DISPLAY CONTROL (MB90M407APF-G-105-BND) (PANEL Board (1/2))
Discription
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