Removing Portmaster Expansion Boards - Lucent Technologies PortMaster PM-2 Hardware Installation Manual

Removing PortMaster Expansion Boards

Removing PortMaster Expansion Boards
Follow these instructions to remove PortMaster expansion boards.
Required Equipment
Number 1 Phillips screwdriver
Procedure
Caution – Wear a grounding strap when handling the internal components of the
!
PortMaster.
1. Turn the power switch off and disconnect the PortMaster from the power source.
2. Lay the PortMaster down on a hard, flat, static free surface.
Ensure that the LEDs are facing you.
3. Using a Phillips screwdriver, remove the screw from the top center of the
PortMaster.
4. Remove the lid.
With both hands on the sides of the PortMaster, push the lid firmly until it slides
approximately 3 inches back. Lift the lid up and remove it.
5. Unplug the 8-wire ribbon power cable and 60-wire ribbon bus cable from the
front of the expansion board.
3-10
S20 S21 S22 S23
S25 S26 S27 S28
ISDN/U ISDN/U ISDN/U ISDN/U ISDN/U
S10-S11 S12-S13 S14-S15 S16-S17 S18-S19
S0 S1 S2 S3
S5 S6 S7 S8
RS-232
W1 V.35
1187_0032
Communications Server Hardware Installation Guide
S24
S29
ISDN/U
HD
S4
S9
ETHERNET
1187_0032