Read Sharp AR-150 (serv.man12) Service Manual online
PIN
No.
Signal
code
Input/output
Operating
69
PSW
Input
Print switch input
70
KIN1
Input
Key input 1
71
KIN2
Input
Key input 2
72
TMCLK
Timer output
Clock for Toner Motor
73
/TMEN
Output
On-Off Control for Toner Motor
74
/POFF
Output
Power Off Signal for
Additional Board
Additional Board
75
PMCLK
Timer output
Clock for Polygon Motor
76
/PRSTART
Output
Printing Start Signal
77
/SCANSP
Output
Scaning Stop Signal
78
/SCANST
Output
Scaning Start Signal
79
HL
Output
(Timer
output)
On-Off Control for Heatrer
Lamp
Lamp
80
WDTOVF-
Output
Watchdog Timer
81
RES-
Input
Reset
82
Input
pull up
83
Input
pull up
84
5V
85
XTAL
Clock
86
EXTAL
Clock
87
D-GND
88
CPUCLK
Output
System Clock for G/A
89
5V
90
/AS
Output
pull up
91
/RD
Output
Read Signal
92
/HWR
Output
Write Signal (High Address)
93
/LWR
Output
Write Signal (Low Address)
94
SELIN3
Output
Input select 3
95
SELIN2
Output
Input select 2
96
SELIN1
Output
Input select 1
97
PR
Output
Power relay control PR
98
RRS
Output
Resist roller solenoid RPC
99
D-GND
100
D-GND
101
SCLK
Output
Clock Line for EEPROM
102
SDA
Output
Data Line for EEPROM
103
A5V
104
Analog Reference Voltage-A5V
105
RTH
Analog input
Fusing Thermister
106
107
SIN1
Input
Sensor input 1
108
SIN2
Input
Sensor input 2
109
SIN3
Input
Sensor input 3
PIN
No.
Signal
code
Input/output
Operating
110
SIN4
Input
Sensor input 4
111
DAH
Analog
output
Reference Voltage (High) for
CCD
CCD
112
DAL
Analog
output
Reference Voltage (Low) for
CCD
CCD
113
AN-GND
114
D-GND
115
DMT-3
Motor output
Duplex Motor Excitement
116
DMT-2
Motor output
Duplex Motor Excitement
117
DMT-1
Motor output
Duplex Motor Excitement
118
DMT-0
Motor output
Duplex Motor Excitement
119
MRMT3
Motor output
Mirror Motor Excitement
120
MRMT2
Motor output
Mirror Motor Excitement
121
MRMT1
Motor output
Mirror Motor Excitement
122
MRMT0
Motor output
Mirror Motor Excitement
123
Input
CPU MODE SET <MODE 4> -
GND
GND
124
Input
CPU MODE SET <MODE 4> -
GND
GND
125
Input
CPU MODE SET <MODE 4> -
Vcc
Vcc
126
NC-pull up
127
DRST
Input
Drum reset detection
128
/CS2
Output
Chip Select for ASIC
∗ The signals which are hatched are added or revised to or from the
AL-1000.
AR-F151
11 – 5
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