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PROCEDURE 7
New HDD Connection
1. Turn off the power.
2. Remove the HDD. (Refer to section 4.6.)
3. Connect a new HDD to the system board without installing the HDD.
Then connect all the FRUs removed during HDD removal without
installing the FRUs.
4. If normal operation is restored, the original HDD is probably
defective. Reassemble the system.
5. If normal operation is not restored, the system board is probably
defective. Refer to section 2.4.
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DOC:MAINTENANCE MANUAL
MODEL:T5200
MODEL:T5200C
CHAP:2 PROBLEM ISOLATION PROCEDURES
SECT:2.7, KEYBOARD PROBLEM ISOLATION PROCEDURES
DOC_ID:2.7 T5200
LANG:ALL
TEXT:
<fig id=MMS\5200\52002_34.TIF>Page 2-34</fig>
2.7 KEYBOARD PROBLEM ISOLATION PROCEDURES
This section describes how to determine whether or not the keyboard is
defective. Start with PROCEDURE 1 and continue with other procedures as
instructed. The procedures described in this section are:
PROCEDURE 1: Input Check
PROCEDURE 2: Keyboard Test Execution
PROCEDURE 3: Connector Check
PROCEDURE 4: New Keyboard Connection
<fig id=MMS\5200\52002_35.TIF>Page 2-35</fig>
PROCEDURE 1
Input Check
1. Insert an MS-DOS system disk into the FDD.
2. Turn on the power.
3. When the prompt appears on the screen, press any of the white keys
on the keyboard (any character or the space bar).
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