KX-FT982CA, KX-FT984CA, KX-FT988CA - Panasonic Fax Service Manual (repair manual). Page 17

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17
KX-FT982CA-B / KX-FT984CA-B / KX-FT988CA-B
Connection to operation reset circuit
104
STB2
O
3.3V
STROBE SIGNAL OUTPUT TO THERMAL HEAD
105
STB3
O
3.3V
OUTPUT PORT (NC)
106
XRESET
I
3.3V
RESET INPUT
107
VDD (3.3V)6
-----
POWER SOURCE (+3.3V)
108
VSS8
GND
POWER SOURCE (GND)
109
VSS9
GND
POWER SOURCE (GND)
110
VDD (3.3V)7
-----
POWER SOURCE (+3.3V)
111
XORESET
O
3.3V
NOT USED
112
VDD(5V)
-----
POWER SOURCE (+5V)
113
VSS10
GND
POWER SOURCE (GND)
114
XRESETI
I
3.3V
RESET INPUT
115
XWDERR
O
3.3V
WATCHED ERROR OUTPUT SIGNAL
116
THDAT
O
3.3V
RECORDED IMAGE OUTPUT (THDAT)
117
THCLK
O
3.3V
CLOCK OUTPUT FOR DATA TRANSFER (THCLK)
118
THLAT
O
3.3V
PULSE OUTPUT FOR DATA LATCH (THLAT)
119
STBNP
I
3.3V
INPUT PORT (MOT-POS)
120
RM0/IOP
O
3.3V
MOTOR A PHASE
121
RM1/IOP
O
3.3V
MOTOR B PHASE
122
RM2/IOP
O
3.3V
MOTOR /A PHASE
123
RM3/IOP
O
3.3V
MOTOR /B PHASE
124
RXE/IOP
O
3.3V
MOTOR ENABLE
125
TMO
O
3.3V
OUTPUT PORT (R1)
126
VDD (2.5V)4
-----
POWER SOURCE (+2.5V)
127
VSS11
GND
POWER SOURCE (GND)
128
TM1/IOP
O
3.3V
OUTPUT PORT (R2)
129
TM2/IOP
O
3.3V
OUTPUT PORT (CISON)
130
TM3/IOP
O
3.3V
OUTPUT PORT (RLY)
131
TXE/IOP
I
3.3V
INPUT PORT (CUT_POS)
132
KSTART
O
3.3V
OPERATION PANEL CONTROL
133
KLATCH
O
3.3V
OPERATION PANEL CONTROL
134
KSCLK
O
3.3V
OPERATION PANEL CONTROL
135
KTXD
O
3.3V
OPERATION PANEL CONTROL
136
KRXD
I
3.3V
OPERATION PANEL CONTROL
137
FMEMCLK/IOP
O
3.3V
OUTPUT PORT (OPRESET)
138
FMEMDI/IOP
O
3.3V
OUTPUT PORT (NC)
139
ADSEL1
O
3.3V
CHANNEL SELECT SIGNAL FOR AIN2
140
VDDA (2.5V)
2.5V
POWER SOURCE (ANALOG +2.5V)
141
VREFB
A
3.3V
A/D CONVERTER'S ZERO STANDARD VOLTAGE
OUTPUT
142
VCL
A
3.3V
ANALOG PART STANDARD VOLTAGE SIGNAL
143
VREFT
A
3.3V
A/D CONVERTER'S FULL SCALE VOLTAGE OUTPUT
144
VSSA2
GND
POWER SOURCE (ANALOG GND)
NO.
SIGNAL
I/O
POWER SUPPLIED 
VOLTAGE
DESCRIPTION
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