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2.5 Installation of the Extension Cards
120 Installation Manual
Pin Assignments
Amphenol Connector
LED Indications
No. Signal Name Function No. Signal Name Function
1 RA Ring port 1 26 TA Tip port 1
2 RB Ring port 2 27 TB Tip port 2
3 RC Ring port 3 28 TC Tip port 3
4 RD Ring port 4 29 TD Tip port 4
5 RE Ring port 5 30 TE Tip port 5
6 RF Ring port 6 31 TF Tip port 6
7 RG Ring port 7 32 TG Tip port 7
8 RH Ring port 8 33 TH Tip port 8
9 RI Ring port 9 34 TI Tip port 9
10 RJ Ring port 10 35 TJ Tip port 10
11 RK Ring port 11 36 TK Tip port 11
12 RL Ring port 12 37 TL Tip port 12
13 RM Ring port 13 38 TM Tip port 13
14 RN Ring port 14 39 TN Tip port 14
15 RO Ring port 15 40 TO Tip port 15
16 RP Ring port 16 41 TP Tip port 16
17-25 Reserved – 42-50 Reserved –
Indication Colour Description
CARD STATUS Green/Red Card status indication
• OFF: Power Off
• Green ON: Normal (all ports are idle)
• Green Flashing (60 times per minute): Normal (a port is in use)
• Red ON: Fault (includes reset)
• Red Flashing (60 times per minute): Out of Service
50 25
26 1