102 097-55501-01 Issue 6 – June 2003
1
TimeHub 5500 System Guide
4.4 Card Installation
4.4.1 Management Card
To install the management card, follow Procedure 4-3.
Procedure 4-3. Management Card Installation
Step Action
1 Set switch S1 on the management card as appropriate (see Figure 4-5 and Table 4-2).
2 Insert the management card into the IMC slot (located at the left front of the shelf): ensure
that the card aligns properly with its mating backplane connector; push the card into place
until it is fully seated into the backplane connectors.
Requirements: On the management card:
a. The Power lamp lights.
b. The Alarm and ALARMS Shelf Critical lamps stay lit until the card self-test finishes. See
Figure 4-6 for management card front panel items.
3 Remove the –48 volt A fuse by twisting in counterclockwise direction (Figure 4-7).
Requirements: On the management card:
a. The SHELF POWER –48V A Fail lamp lights
b. The ALARMS Shelf Major lamp lights.
4 Press the AUDIBLE ALARM Cutoff pushbutton on the management card (Figure 4-6).
Requirement: The card ALARMS Cutoff lamp lights.
5 Replace the –48 volt A fuse.
Requirements: On the management card:
a. The SHELF POWER –48V A Fail lamp turns off.
b. The ALARMS Shelf Major lamp turns off within a few seconds.
c. The ALARMS Cutoff lamp turns off.
6 Remove the –48 volt B fuse by twisting in counterclockwise direction (Figure 4-7).
Requirements: On the management card:
a. The SHELF POWER –48V B Fail lamp lights.
b. The ALARMS Shelf Major lamp lights.
7 Press the ALARMS Cutoff pushbutton on the management card.
Requirement: The card ALARMS Cutoff lamp lights.
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