Instruction manual

INTUITY Messaging Solutions Release 4
MAP/5P Maintenance
585-310-186
Issue 3
October 1997
Replacing Other Components
Page 7-17Fan Replacement
7
Accessing the CPU Fan
To access the CPU fan, do the following:
1. Remove the dress cover. See “Removing the Dress Cover
” in Chapter 4,
‘‘Getting Inside the Computer’’,” for this procedure.
2. Remove all of the circuit cards. See “Removing a Circuit Card
” in Chapter
5, ‘‘Replacing or Installing Circuit Cards’’,” for this procedure.
NOTE:
Pay close attention to the riser card connector slots from which each
circuit card is removed. The circuit cards will need to be replaced in
the same slots in the new riser card. See ‘‘Component Assignments’’
in Appendix A, ‘‘System Configuration’’
, for circuit card placement.
Extracting the CPU Fan
To extract the CPU fan, do the following:
1. Remove the two screws which hold the CPU fan to the motherboard.
2. Lift the CPU out of the chassis.
3. Unplug the 12-VDC power lead connector.
4. Continue with the next procedure, “CPU Fan Installation
.”
CPU Fan Installation
To install the CPU fan, you must:
Insert the CPU fan.
Re-assemble the MAP/5P.
Restore the Lucent INTUITY system.
Inserting the CPU Fan
To insert the CPU fan, do the following:
1. Attach the 12-VDC connector to the CPU fan.
2. Place the CPU fan on the motherboard.
3. Replace the two screws which hold the CPU fan to the motherboard.
Re-assembling the MAP/5P
To re-assemble the MAP/5P, do the following:
1. Replace the circuit cards. See “Installing a Circuit Card
” in Chapter 5,
‘‘Replacing or Installing Circuit Cards’’,” for this procedure.
2. Replace the dress cover. See “Replacing the Dress Cover
” in Chapter 4,
‘‘Getting Inside the Computer’’,” for this procedure.