75
UF-7300/7200
UF-8300/8200
3.7.2.
SC PC Board
CN501
SC PCB
Pin No.
Signal Name
Destination
Signal Waveform
Function
CN501-1
AGND
SPAKER (-)
Ground
CN501-2
SPKOUT
SPAKER (+)
Line Signal, Dial Tone,
Ringer, Key Tone
CN501-3
nWAKE
PNL1 PCB
CN230-13
Wake Up Signal
CN501-4
nSLPKY
PNL1 PCB
CN230-12
Energy Saver Key Signal
CN501-5
nLPOW
PNL1 PCB
CN230-11
24V/5V Power Control
Signal
CN501-6
BZCLK
PNL1 PCB
CN230-10
Buzzer Signal
CN501-7
nPNLRST
PNL1 PCB
CN230-9
PNL Reset Signal
CN501-8
PNLTXD
PNL1 PCB
CN230-8
PNL Transmission Data
Signal
CN501-9
PNLRXD
PNL1 PCB
CN230-7
PNL Reception Data
Signal
CN501-10
+5V
PNL1 PCB
CN230-6
+5 VDC Power Supply
CN501-11
+5VP
PNL1 PCB
CN230-5
+5 VDC Power Supply
CN501-12
GND
PNL1 PCB
CN230-4
Ground
0V
+1V (Max)
-1V (Min)
+5V
0V
Wake UP
Energy
Saving
+3.3V
0V
PRESSED
+5V
0V
+5V
0V
+5V
0V
RESET
+3.3V
0V
+3.3V
0V
+5V
+5V
0V
Summary of Contents for UF-8300
Page 5: ...5...
Page 10: ...10...
Page 11: ...11...
Page 12: ...12...
Page 232: ...232 UF 7300 7200 UF 8300 8200 memo...
Page 261: ...Published in Japan...