JVC KD-LH2000 Service Manual page 27

QQ
3 7 63 1515 0
2.Pin functions (2/2)
Pin No. Symbol
47 DAC CS
48~51 -
52 DISC SEL
53 DAC SEL
54 -
55 TEST MODE
56 MP3 SEL
57 8V DET
58 REST
59 SW2
60 RESET
61 SW1
62 B.DET
63 P.DET
64 BUS INT
65 MP3 REQ
66 -
67 VSS0
68 VDD1
69 X2
70 X1
71 VPP
72 XT2
73 XT1
TE
L 13942296513
74 VDD0
75 AVDD
76 IOP
77 KEY0
78 KEY1
79 KEY2
80 KET3
www
.
http://www.xiaoyu163.com
I/O Function
O DAC chip select terminal
- No use
I 8cm disc correspondence mode select terminal (respondance:L)
I DAC select mode input terminal
- -
I LCD/AD key/Remocon invalid select mode input terminal L:invalid
I MP3 select mode input terminal
I CD mechanism power supply detection terminal (L:8V on)
I CD mechanism rest switch input terminal
I CD mechanism SW2 input terminal
I Riset signal input terminal
I CD mechanism SW1 input terminal
I Backup power supply detection input terminal (H:Stop mode)
I Main power off detection input terminal (H:HALT mode)
I JVC BUS communication start squeeze input terminal
I CD MP3 request signal input terminal
- -
- Connect to GND
- Connect to 3.3V
O Oscillator (6MHz)
I Oscillator (6MHz)
- Connect to GND
O Open
I Connect to GND
- Connect to 3.3V
- Connect to ADCONT
I Pickup IOP measurement input terminal
I Key input 0 (8bit A/D input) terminal
I Key input 1 (8bit A/D input) terminal
I Key input 2 (8bit A/D input) terminal
I Key input 3 (8bit A/D input) terminal
x ao u163
y
i
http://www.xiaoyu163.com
2 9
8
Q Q
3 6 7 1 3 1 5
co
.
9 4 2 8
0 5 8 2 9 9 4 2 8
m
KD-LH2000
9 9
9 9
1-27