Sony HCD-GNX700 Service Manual page 61

• IC902 MB90M407PF-G-148E1 DISPLAY CONTROL (PANEL BOARD)
Pin No. Pin Name
1 to 8 G8 to G1
9, 10 P1,P2
11 VSS-IO
12 to 22 P3 to P13
23 VDD-FIP
24 to 41 P14 to P31
42 VSS-IO
43 to 47 P32 to P36
48 VKK
49 MD0
50 MD1/VDD-VFT
51 MD2
52 LED-CD/DVD,TUNER
53 LED-TAPE,TV/SAT
54 LED-VIDEO (PAUSE,STOP)
55 LED-(AMS+,AMS-),(FF,FR)
56 LED-VOLUME 1,2
57 LED-VOLUME 3,4
58 LED-VOLUME 5,6
59 LED-VOLUME 7,8
60 IIC DATA
61 IIC CLOCK
62 AVCC
63 AVSS
64 to 66 KEY0 to KEY2
67 ALL BAND
68 to 71 BPF4 to BPF1
72 OPERATION DIAL
73 JOG X-ROUND
74 VOLUME
75 LED-(BEAT JUMP,BEAT MAX)
LED-(BALANCE,WAVE,
76
FADER,RANDOM),DELAY
77 RESET
78 LED-FLANGER,CHORUS
79 LED-PLAY
80 LED-SELECTOR
81 VSS-CPU
82 XOUT
83 XIN
84 VCC-CPU
85 to 100 G24 to G9
I/O
O FLD grid signal output
O FLD segment signal output
– Ground terminal
O FLD segment signal output
– Power supply terminal(+3.3V)
O FLD segment signal output
– Ground terminal
O FLD segment signal output
– Power supply terminal (-35V)
I Micom operating mode (Pull up)
I Micom operating mode (Pull up)
I Micom operating mode (Pull down)
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/O IIC bus serial data input/output
I/O IIC bus serial clock input/output
– Power supply terminal (+3.3V)
– Ground terminal
I Key input (A/D)
I Audio L+R signal input
I Spectrum analyzer signal input
I OPERATION DIAL encoder signal input
I X-ROUND JOG encoder signal input (Not used)
I Volume encoder signal input
O LED drive signal output (Not used)
O LED drive signal output (Not used)
I Reset signal input
O LED drive signal output
O LED drive signal output
O LED group select signal output
– Ground terminal
O Crystal oscillator output (4MHz)
I Crystal oscillator input (4MHz)
– Power supply terminal (+3.3V)
O FLD grid signal output
HCD-GNX700/GNX800
Description
61