Panasonic KX-FM131RS, Simplified Service Manual

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NO. SIGNAL I/O POWER SUPPLIED VOLTAGE DESCRIPTION
126 RBA4 O 5V ROM/RAM BANK ADDRESS 4
127 RBA5 O 5V ROM/RAM BANK ADDRESS 5
128 RBA6/IOP96 O 5V OUTPUT PORT (RESERVED)
129 IOP95 O 5V OUTPUT PORT (SEN LED ON)
130 IOP94 O 5V OUTPUT PORT (RESERVED)
131 IOP93 I 5V OUTPUT PORT (CIS LED ON)
132 XRESET I 5V RESET INPUT
133 XORESET O 5V RESET OUTPUT
134 VDD (5V) 5V POWER SOURCE (+5V)
135 VSS GND POWER SOURCE (GND)
136 XRESETI I 5V RESET INPUT
137 WDERR O 5V WATCHED ERROR OUTPUT SIGNAL
138 XRSTSWI I 5V INPUT PORT (MPOS)
139 XRSTSWO O 5V OUTPUT PORT (VOLIN SEL2)
140 XRESETO O 5V NOT USED
141 IOP O 5V THERMAL HEAD POWER ON/OFF CONTROL
142 STB1 O 5V STROBE SIGNAL OUTPUT TO THERMAL
HEAD
143 STB2 O 5V STROBE SIGNAL OUTPUT TO THERMAL
HEAD
144 VDD (3.3V) 3.3V POWER SOURCE (3.3V)
145 VSS GND POWER SOURCE (GND)
146 STB3 O 5V STROBE SIGNAL OUTPUT TO THERMAL
HEAD
147 STB4 O 5V NOT USED
148 STBNP I 5V INPUT PORT (BELL)
149 THDAT O 5V RECORDED IMAGE OUTPUT
150 THCLK O 5V CLOCK OUTPUT FOR DATA TRANSFER
151 THLAT O 5V PULSE OUTPUT FOR DATA LATCH
152 RM0/IOP I 5V INPUT PORT (P-TOP)
153 RM1/IOP I 5V INPUT PORT (DCN)
154 RM2/IOP I 5V INPUT PORT (CPC)
155 RM3/IOP O 5V OUTPUT (NOT USED)
156 RXE/IOP I 5V INPUT PORT (NOT USED)
157 TMO O 5V MOTOR A PHASE
158 VDD (5V) 5V POWER SOURCE (+5V)
159 VSS GND POWER SOURCE (GND)
160 TM1/IOP O 5V MOTOR B PHASE
161 TM2/IOP O 5V MOTOR /A PHASE
162 TM3/IOP O 5V MOTOR /B PHASE
163 TXE/IOP O 5V MOTOR ENABLE SIGNAL
164 KSTART O 5V OPERATION PANEL CONTROL
165 KLATCH O 5V OPERATION PANEL CONTROL
166 KSCLK O 5V OPERATION PANEL CONTROL
167 KTXD O 5V OPERATION PANEL CONTROL
168 KRXD I 5V OPERATION PANEL CONTROL
169 ADSEL1 O 5V CHANNEL SELECT SIGNAL FOR AIN2
170 VSSC GND POWER SOURCE (ANALOG GND)
171 VDDC 3.3V POWER SOURCE (3.3V)
172 VSSA GND POWER SOURCE (ANALOG GND)
173 VDDA 3.3V POWER SOURCE (3.3V)
174 VREFB A 3.3V A/D CONVERTER’S ZERO STANDARD
VOLTAGE OUTPUT
175 VCL A 3.3V ANALOG PART STANDARD VOLTAGE SIGNAL
176 VREFT A 3.3V A/D CONVERTER’S FULL SCALE VOLTAGE
OUTPUT
15
KX-FM131RS