Programming instructions

144
3300 ICP Technician’s Handbook
To install a circuit card in a peripheral or DSU cabinet:
1. For cards that have switches, refer to the card’s hardware description
for information about switch settings (see page 289).
2. Check that the connector pins are straight.
3. Slide the card into the slot.
4. Move the card latches to the vertical position to secure the card.
5. In the All forms (alphabetical) list, click Maintenance Commands.
6. Enter RTS <PLID> to return the circuits to service.
Replacing a Power Converter
To replace a power converter in a peripheral cabinet:
1. Remove the front panels of the peripheral cabinet (see page 142).
2. Power down the peripheral cabinet (see page 142).
3. Disconnect the internal AC power cord:
a. Unscrew and remove the AC power cord access cover plate on the
rear of the unit (see Figure 26 on page 145).
b. Unplug the internal AC power cord from the rear of the AC power
converter (accessed through a cutout in the backplane).
4. Remove the converter:
a. Move the card latches on the converter to the horizontal position.
b. Carefully withdraw the converter unit from the shelf.
5. Unpack and inspect the new converter.
a. Unpack the converter and remove all packing materials.
b. Inspect the converter to ensure that the unit is not dented or
scratched, and that all fittings are secure.
6. Install the new converter:
a. Slide the replacement converter into position (slots 13 - 15).
b. Move the card latches to the vertical position to secure the
converter.
c. Plug the internal AC power cord from the Power Distribution Unit
into the AC power converter, through the cutout in the backplane.