Chapter 2: Hardware Components

If a connected Span LED line is unlit, see Chapter 8: Diagnostics/Maintenance for a detailed description and troubleshooting techniques.

Hot Swap. A lit blue light indicates that the T1 WAN card is not in service.

Diag Port. This port is for internal Quintum use only.

RJ-48 Input/Output Ports. The eight RJ-48 connectors on the rear of the T1 card (the transition module) are used to provide network access; they route signals between the T1 and a piece of network equipment (i.e., PBX or PSTN). The input/output signals are listed in Table 2-7.

Figure 2-23RJ-48 Port Pin Order

Table 2-7Input/Output Signals for WAN T1 Card RJ-48 Ports

Port#

Pin

Signal

Definition

 

 

 

 

 

 

 

 

1-8

1

RR -

Receive Ring

 

 

 

 

1-8

2

RT +

Receive Tip

 

 

 

 

1-8

3

N/C

Not Connected

 

 

 

 

1-8

4

TR -

Transmit Ring

 

 

 

 

1-8

5

TT +

Transmit Tip

 

 

 

 

1-8

6

N/C

Not Connected

 

 

 

 

1-8

7

Chassis Ground

Chassis Ground

 

 

 

 

1-8

8

Chassis Ground

Chassis Ground

 

 

 

 

P/N 480-0005-00-15

2-26

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HP 480-0005-00-15 manual Hardware Components
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