Sony HCD-GN100D Service Manual page 72

HCD-GN90D/GN100D
QQ
3 7 63 1515 0
• IC Pin Function Descriptions
• IC901 MB90M407PF-G-140-BNDE1 DISPLAY CONTROL (PANEL Board)
Pin No. Pin Name
1 to 5 G5 to G1
6 to 10 P1 to P5
11 VSS-IO
12 to 22 P6 to P16
23 VDD-FIP
24 to 41 P17 to P34
42 VSS-IO
43 to 47 P35 to P39
48 VKK
49 MD0
50 MD1/VDD-VFT
51 MD2
52 VOLUME11,MULTI CH LED
53 VOLUME7,8 LED
54 VOLUME9,10 LED
55 VOLUME5,6 LED
56 VOLUME3,4 LED
57 VOLUME1,2 LED
58 CD/DVD,TUNER LED
59 TAPE A/B,MD/VIDEO LED
60 IIC-DATA
TE
61 IIC-CLOCK
L 13942296513
62 AVCC
63 AVSS
64 to 66 KEY0 to KEY2
67 ALL BAND
68
SUPER LOW FREQUENCY (BPF 0)
69 to 71 BPF3 to BPF1
72 SELECTOR
73 GAME IN, REC/PAUSE LED
74, 75 JOG B, JOG A
76 AMS
77 RESET
78 SOFT TEST/ AP VACS
79 VOL 1B
80 VOL 1A
81 VSS-CPU
82 XOUT
83 XIN
84 VCC-CPU
85 to 100 G21 to G6
www
.
72
http://www.xiaoyu163.com
I/O
O FLD grid output
O FLD segment output
— Ground
O FLD segment output
— Power supply (+3.3V)
O FLD segment output
— Ground
O FLD segment output
— Power supply (-35V)
I Not used (pull up with resistor)
I Not used (pull up with resistor)
I Not used (pull down with resistor)
O LED drive signal output
O LED drive signal output
O LED drive signal output
O LED drive signal output
O LED drive signal output
O LED drive signal output
O LED drive signal output
O LED drive signal output
I IIC serial data input
I IIC clock signal input
— Power supply (+3.3V)
— Ground
I Key input (A/D)
I Spectrum analyzer all band signal input
I Spectrum analyzer BPF signal input
I Spectrum analyzer BPF signal input
O LED group select signal output
O LED drive signal output
I JOG dial encoder signal B/A input
I AMS dial signal input
I Reset input
O Not used (open)
I Volume encoder signal B input
I Volume encoder signal A input
— Ground
O Crystal oscillator output (4MHz)
I Crystal oscillator input (4MHz)
— Power supply (+3.3V)
O FLD grid output
x ao u163
y
i
http://www.xiaoyu163.com
2 9
8
Description
Q Q
3 6 7 1 3 1 5
co
.
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9