TP Dock II - Miscellaneous Symptoms

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Service Hints & Tips

Document ID: GSMH-3DBGGY

TP Dock II - Miscellaneous Symptoms

Applicable to: World-Wide

Miscellaneous Symptoms:

Symptom/Error

FRU/Action

Program-load error during remote IPL from the file servicer.

Network Adapter

External display screen changes colors.

Go to ¿External Display—.

One or more keys do not work on the external keyboard, but the Dock II is otherwise functional.

Go to ¿External Keyboard—.

Computer does not work, the power-on indicator does not turn on, but the fan runs.

See ¿Undetermined Problems—.

Power-good light does not turn on, fan does not run, and the computer is not functional.

See ¿Undetermined Problems—.

Although the computer is turned off, the fan of the Dock II power supply is running.

The fan is working correctly. To stop the fan, set the key lock to the external left position.

Computer is functional and the fan runs, but the power on indicator does not turn on.

1. LCD Circuit Board Group
2. Riser card
3. Go to ¿Power Supply—.

Intermittent failures.

Do the loop test. (See ¿How to Run the Loop Test—.)

The power of Dock II cannot be turned off.

1. Riser card
2. Main card

LCD (Dock II) for the hard disk drive stays on.

1. 2.5-inch hard disk drive
2. HDD installation kit

LCD (Dock II) for the hard disk drive is not working, but the Dock II

1. Check the LCD Circuit Board Group is functional.
2. LCD Circuit Board Group
3. Main card
4. Riser card

Beep sounds continuously.

1. Before replacing any devices, check that the release/lock lever is opened.
2. Security feature group
3. Main card

The HDD-2 is not recognized and no error codes appear on the screen. (The password of the HDD-2 is still set.)

1. Remove the hard disk password for the ThinkPad hard disk as follows:
a. Install the second hard disk drive on the computer.
b. Remove the hard disk password.

Note:
The HDD-2 icon indicates that the 2.5-inch ThinkPad hard disk drive is installed in Dock II.

Search Keywords

Hint Category

Hardware Maintenance Information

Date Created

14-01-97

Last Updated

10-08-98

Revision Date

07-08-99

Brand

IBM ThinkPad

Product Family

ThinkPad Docking Stations

Machine Type

3546

Model

001

TypeModel

Retain Tip (if applicable)

N/A

Reverse Doclinks
and Admin Purposes

Symptom/Error	FRU/Action
Program-load error during remote IPL from the file servicer.	Network Adapter
External display screen changes colors.	Go to ¿External Display—.
One or more keys do not work on the external keyboard, but the Dock II is otherwise functional.	Go to ¿External Keyboard—.
Computer does not work, the power-on indicator does not turn on, but the fan runs.	See ¿Undetermined Problems—.
Power-good light does not turn on, fan does not run, and the computer is not functional.	See ¿Undetermined Problems—.
Although the computer is turned off, the fan of the Dock II power supply is running.	The fan is working correctly. To stop the fan, set the key lock to the external left position.
Computer is functional and the fan runs, but the power on indicator does not turn on.	1. LCD Circuit Board Group 2. Riser card 3. Go to ¿Power Supply—.
Intermittent failures.	Do the loop test. (See ¿How to Run the Loop Test—.)
The power of Dock II cannot be turned off.	1. Riser card 2. Main card
LCD (Dock II) for the hard disk drive stays on.	1. 2.5-inch hard disk drive 2. HDD installation kit
LCD (Dock II) for the hard disk drive is not working, but the Dock II	1. Check the LCD Circuit Board Group is functional. 2. LCD Circuit Board Group 3. Main card 4. Riser card
Beep sounds continuously.	1. Before replacing any devices, check that the release/lock lever is opened. 2. Security feature group 3. Main card
The HDD-2 is not recognized and no error codes appear on the screen. (The password of the HDD-2 is still set.)	1. Remove the hard disk password for the ThinkPad hard disk as follows: a. Install the second hard disk drive on the computer. b. Remove the hard disk password.

	Search Keywords
	Hint Category	Hardware Maintenance Information
	Date Created	14-01-97
	Last Updated	10-08-98
	Revision Date	07-08-99
	Brand	IBM ThinkPad
	Product Family	ThinkPad Docking Stations
	Machine Type	3546
	Model	001
	TypeModel
	Retain Tip (if applicable)	N/A
	Reverse Doclinks and Admin Purposes