CN20
Pin No.
Signal Name
CN20-3 LT2(T)
CN20-4 LT1(R)
CN21
Pin No.
Signal Name
CN21-3 T1
CN21-4 T2
CN23
Pin No.
Signal Name
CN23-1 NC
CN23-2 NC
CN23-3 HLIN1
CN23-4 HLIN2
CN23-5 NC
CN24
Destination
Telephone Line
Telephone Line
Destination
External Telephone
External Telephone
Destination
SRU PCB CN90-1
SRU PCB CN90-2
Signal Waveform
Signal Waveform
Signal Waveform
82
Function
Line Signal
Line Signal
Function
External Telephone Line Signal
External Telephone Line Signal
Function
Not Used
Not Used
Fax Handset Line Signal
Fax Handset Line Signal
Not Used