Sony DPP-M55 Service Manual page 20

Pin Name
81
82' 0
83
v c c
84 v c c
85
AVCC
86
87
88 1 RIBBON-CD1
89 RIBBON-CD2
9 0 THERMISTER
91 AVSS
92 PEDG
93 1 IDET
94
95
97
98 SNTR-SEL
99
v c c
100 SNTR-PERR
101
102
103 STEP-PH2,
104 STEP-PH3
105 STEP-PH4
106
107 1 MAC-RXD
1 0 8 I MAC-TXD
109
110 DAC-Y
111 MAC-HSKO
1 1 2
I I/O I
I Mode setting
I Mode setting
Power supply (+W)
Power supply (+5V)
Analog power supply (+W)
I I
Ribbon cord sensor 0
I
I
I Analog head temperature
Analog ground
I
I I
Paper edge sensor
I
I I
I
I
Ground
0 FAULT signal output to external
0 SELECT signal output to external
Power supply
0 PERROR signal output to external.
BUSY signal output to external
0
0 Stepping motor phase output
0 Stepping motor phase output
0 Stepping motor phase output
I I
Ground
I Open
0 Open
MAC serial lock output
0
Request interruption signal output
I
Function
MAC
I
I
I
I
I
I
I
I
I