HP 4100 manual Serial/Parallel, Infrared

Symptom

Sound does not record

Serial/Parallel

General problems

Infrared

General problems

USB

General problems

PCMCIA

Setup problems

Call Center:

Suggestions

Check settings in BIOS Setup.

Check software controls for microphone—it should not be muted in recording panel.

Note: The microphone should normally be muted in the master output panel.

Check settings in BIOS Setup.

Check settings in Control Panel (and in Windows NT Diagnostics).

Infrared communication is not supported in Windows NT 4.0.

Infrared is disabled and no drivers installed as shipped. (Drivers are included.)

Check settings in BIOS Setup.

Standard IrDA and fast-IrDA are incompatible (they use different drivers).

For fast-IrDA, check for DMA conflict with ECP parallel port.

USB is not supported in Windows NT 4.0.

Make sure Card Executive is installed for Windows NT.

If the card requires an IRQ, check that there is one available.

Check for conflicts or refresh the device list in Device Manager (Windows 95) or Administrative Tools or Control Panel System (Windows NT).

Reboot the computer.

Try the card in the other slot or in another computer.

Check the OmniBook website for installation instructions (page vi).

Download current drivers from the card manufacturer’s website.

Repair Center: Likely Causes

Inverter PCA (mic). Motherboard.

Motherboard.

IR PCA.

Motherboard.

Motherboard.

Motherboard. PCMCIA socket.

Repair Center:

Comments

Check operation using external microphone (audio jack PCA).

If both slots have problems, replace the motherboard. If only one slot has a problem, try replacing the PCMCIA socket.

HP OmniBook 4100 Troubleshooting and Diagnostics 3-9