Pioneer FX-MG8606ZT-91/UC, Service Manual

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91
FX-MG8606ZT,MG8606ZT-91,MG8706ZT,MG8706ZT-91
*PD5575B
20
21
40
41
60
61
80
1
Format Meaning
C C MOS
Pin No. Pin Name I/O Format Function and Operation
70 NC Not used
71 VCC VDD
72 VREF I A/D converter reference voltage input
73 AVSS A/D GND
74 ADRMON I The remainder amount address monitor input
75 EREF DRAM A/D reference voltage output
76 PH1 I Disc photo sense input 1
77 PH2 I Disc photo sense input 2
78 PH3 I Disc photo sense input 3
79 ELVSNS I ELV position photo sense input
80 TEMP I Temperature detector input
UPD16432B-001
25
26 50
51
75
76
100
1
-
Pin Functions (UPD16432B-001)
Pin No. Pin Name I/O Function and Operation
1-4 NC Not used
5 VSS GND
6 VLC5 Connect to GND
7-11 VLC4-0 LCD drive power supply
12 VDD Power supply terminal
13 SYNC I/O Synchronous signal input/output
14
lcdoff
O LCD display inhibit output
15
lreset
I Reset input
16 KEYREQ Not used
17 LCK I Data shift clock input
18 LDT I/O Data input/output
19 LST I Strobe signal input
20 OSCIN I Oscillator input
21 OSCOUT O Oscillator output
22-35 NC Not used
36-90 SEG1-55 O LCD segment signal
91,92 NC Not used
93-100 COM7-0 O LCD common signal