Pioneer FX-MG9106ZT/EW Service Manual page 93

Pin No. Pin Name
70 NC
71 VCC
72 VREF
73 AVSS
74 ADRMON
75 EREF
76 PH1
77 PH2
78 PH3
79 ELVSNS
80 TEMP
*PD5575B
41
60
- Pin Functions (LC75804W)
Pin No. Pin Name
1–73 SEG01–73
74–77 COM4–1
78,79 SEG75,76
80–83 KS3–6
84–88 KI1–5
89 VDD
90 VLCD
91 VLCD1
92 VLCD2
93 VSS
94 TEST
95 OSC
96 res
97 DO
98 CE
99 CL
100 DI
*LC75804W
26
50
I/O Format Function and Operation
Not used
VDD
I A/D converter reference voltage input
A/D GND
I The remainder amount address monitor input
DRAM A/D reference voltage
I Disc photo sense input 1
I Disc photo sense input 2
I Disc photo sense input 3
I ELV position photo sense input
I Temperature detector input
20
1
I/O Function and Operation
O LCD segment signal output
O LCD common signal output
Not used
Not used
I Key scan input
Power supply
Power supply for LCD driver
I LCD drive bias impressed voltage (2/3) input
I LCD drive bias impressed voltage (1/3) input
GND
GND
I/O Oscillator terminal
I Reset signal input
Not used
I Chip enable input
I Synchronizing clock input
I Transfer data input
100
76
FX-MG9106ZT,M9106ZT-91
Format Meaning
C C MOS
93