Panasonic UE-407019NA Service Manual / Supplement ▷ View online
Maintenance, Adjustments and Checkpoints
21
CN131-61
nOPB3
FCB PCB CN50-61
Low Enable
CN131-62
NC
FCB PCB CN50-62
Not Used
CN131-63
nPSDES
FCB PCB CN50-63
H: Option Not Installed
L : Option Installed
L : Option Installed
CN131-64
NC
FCB PCB CN50-64
Not Used
CN131-65
NC
FCB PCB CN50-65
Not Used
CN131-66
+3.3V
FCB PCB CN50-66
+3.3 VDC Power Supply
CN131-67
-12V
FCB PCB CN50-67
-12 VDC Power Supply
CN131-68
GND
FCB PCB CN50-68
Ground
Pin No.
Signal Name
Destination
Signal Waveform
Function
5V(H)
0V(L)
0V(L)
+5V(H)
+3.3V
-12V
0V
Panasonic G3 Communication Port Kit
22
CN132
Pin No.
Signal Name
Destination
Signal Waveform
Function
CN132-1
NC
LCU PCB CN25-15
Not Used
CN132-2
+5VP
LCU PCB CN25-2
+5 VDC Power Supply
CN132-3
GND
LCU PCB CN25-3
Ground
CN132-4
+24V
LCU PCB CN25-4
+24 VDC Power Supply
CN132-5
pCMLD
LCU PCB CN25-5
Line Switching Relay Drive
CN132-6
pPLSD
LCU PCB CN25-6
Pulse Dial Relay Drive
CN132-7
nTSTSW/RMCK
LCU PCB CN25-7
Not Used
CN132-8
nHSDT/RMCS
LCU PCB CN25-8
Handset Off-Hook Detection Signal
CN132-9
nHKOF/RMDT
LCU PCB CN25-9
External Phone Off-Hook Detection Sig-
nal (Phone Line must be connected.)
nal (Phone Line must be connected.)
CN132-10
nCTON
LCU PCB CN25-10
Ring Detection Signal
CN132-11
HYBSR
LCU PCB CN25-11
Line Transformer Input Signal
CN132-12
GND
LCU PCB CN25-12
Ground
+5V
0V
+24V
+5V (H)
0V (L)
Telephone Side
FAX Side
+5V (H)
0V (L)
Break
Make
+5V (H)
0V (L)
On Hook
Off Hook
+5V (H)
0V (L)
On Hook
Off Hook
H= Standby Mode, L= Ring in
0V
Maintenance, Adjustments and Checkpoints
23
CN132-13
HYSIG
LCU PCB CN25-13
Not Used
CN132-14
pTCKD
LCU PCB CN25-14
Not Used
Pin No.
Signal Name
Destination
Signal Waveform
Function
Panasonic G3 Communication Port Kit
24
Notes
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