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Service Hints & Tips

Document ID: RMIE-38BH7D

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Trackpoint II Keyboard - Cannot be connected to serial port

Applicable to: World-Wide

Symptom:
If the pointer connector of the Trackpoint II Keyboard is connected to the serial port (using a mini-DIN to serial-port conversion device), the pointer function of the keyboard may not function. System board damage may also result.

Problem Isolation Aids:
The TrackPoint II keyboards can only be attached to systems which have a PS-style mouse port.
OBI Option P/N's:
P/N92G7458 - Quiet Touch Keyboard w/TrackPoint II
P/N92G7461 - 101-Key Enhanced Keyboard w/TrackPoint II
P/N13H6705 - 101-Key Enhanced Keyboard w/TrackPoint II (Black)

These keyboards may be installed on IBM and non-IBM systems. If the pointer connector has been attached to the serial port, the system board could be damaged. This may require problem determination to be performed on a known-good system, with the pointer connector attached via the prescribed PS-style mouse port. In many instances, the customer connect the keyboard connector using an adapter from a 6 pin mini-din to a 5 pin AT style din. This will allow the keyboard to function. Since the keyboard is able to be used, customers may purchase a 6 pin mini-din to 9/25 pin Dshell converter for a serial port. Do not allow the customer to attach the TrackPoint feature to the serial port.

Fix:
The TrackPoint II keyboards should NOT be attached to computers which don't have a PS-style mouse port. The TrackPoint II interface and serial ports are not compatible. The TrackPoint II pointing device can only be attached via a PS-style mouse port. The connector requirements for these keyboards are identified in marketing and user documentation.

Keywords:
PSY2 PSY2KBD MOUSE TRACKOEM PSVP COMM PCD/T8525 D/T8530 D/T8535 D/T8540D/T8543 D/T8551 D/T8554 D/T8550D/T8555 D/T8556 D/T8557 D/T8573D/T8560 D/T8565 D/T8570 D/T9576D/T8580 D/T8590 D/T8595 D/T9585D/T9577 D/T9556 D/T9557 D/T9595D/T9577I D/T9577S D/T9576I D/T9577SD/T6384 D/T6381 D/T6382 D/T6387D/T9590 D/T9595A D/T9533 D/T2603D/T2614 D/T2615 D/T2618 D/T9552D/T9545 D/T2521 D/T2604 D/T6472D/T6482 D/T6492 D/T6494 D/T6571D/T6573 D/T6581 D/T6583 D/T6875D/T6876 D/T6885 D/T6586 D/T6585D/T6585 D/T8640 D/T8641 D/T2610D/T2619 D/T2620 D/T8600 IBMPC

Search Keywords

Hint Category

Hardware Installation/Configuration, Keyboards

Date Created

24-07-95

Last Updated

25-05-99

Revision Date

26-05-2000

Brand

IBM Options

Product Family

Input Devices

Machine Type

Keyb

Model

705; 461; 458

TypeModel

Retain Tip (if applicable)

H126242

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