ChemBook™ 7400 Series

• What's new in the latest BIOS Update?
• How do I update the BIOS on the 7400?

• Why can't I change the display resolution in Windows NT 4.0?

• Can I display the DVD movie playback on an external TV through the S-Video Port?

• Why can't I use an External PS/2 mouse after I install the Touchpad driver?

• Can I use both Infrared Ports simultaneously?

• How do I determine whether the system suspends to disk or memory?
• Can I use a PCMCIA Ethernet card after resuming from Suspend-to-Disk mode?

What's new in the latest BIOS Update?

The newest BIOS versions for ChemBook™ 7400 is version 1113.

Version 1113: Date: Oct 10, 2000

This version has been released to make the following changes:

1. Update P6 microcode of CPUID 681(patch 0F), 683(patch 08).
2. Add the function of thermal SCI to support fan polling and throttle on Windows 2000 for thermal protection.
3. Mask IRQ8 in POST to resolve Check it 98 real time clock failure.
4. Resolve the problem that printer port does not work after system resumes from S1/S3 on Windows 98/2000.
5. Resolve the problem that system hangs up after resumes from S4 on Windows 98, provided a bootable CD disk is inserted.
6. Resolve the error message problem if users touch touchpad during POST

Version 1111: Date: Dec 30, 1999

This version has been released to make the following changes:

1. Remove "Secondary" and "Disable" options from Advanced -> Local Bus IDE adapter at CMOS Setup due to limited usage.
2. Resolve Windows 98 ACPI mode hangs after resuming from S3 state when there are USB devices connected.
3. New kernel of CPU to support both PII/PIII IMMs.

Version 0109: Date: Sept 8, 1999

This version has been released to make the following changes:

1. Supports 4X DVD.

Version 0107: Date: May 19, 1999

This version has been released to make the following changes:

1. Fix system will hang when resuming from Suspend to RAM or Suspend to Disk, if using 10G HDD.
2. Modify CMOS Setup screen and summary screen to support HDD size which is bigger than 8.45G.
3. Support Suspend to Disk in ACPI mode.

Version 0106: Date: April 19, 1999

This version has been released to make the following changes:

1. Modify Keyboard Matrix to support all languages.

Version 0105: Date: January 11, 1999

This version has been released to make the following changes:

1. Update VGA BIOS to fix all white LCD panel display problem.
2. Add HDD S.M.A.R.T function.
3. Set write protection on Flash ROM BIOS chip from virus invasion.
4. Change the frequency detection range of 240MHz to avoid PII233 IMM to be wrongly recognized as 240MHz.

Version 0104: Date: December 8, 1998

This version has been released to make the following changes:

1. Resolve the problem when the [EnterPassword] dialog is display, press Enter key will pass the password check.
2. Resolve the problem while system is waiting for password entering, power off the system and then power on again, the system will ignore the password check.
3. Resolve thte problem where USB devices can't work after resume in Windows 95.
4. The system will trap during S2D resume in Batt low state.
5. Resolve the problem below: Win98 CDROM boot-> Choose Hdd boot-> Run Refresh at System-> Floppy device disappear.
6. Inhibit system go S2R or S2D in POST/S2DPOST.
7. Added ACPI to Installed O/S in BIOS Setup Option.
8. Disable Microphone in at POST to avoid feedback noise.
9. Resolve the problem the system beep after system batt low-> S2R -> AC plug in and charge to above batt low -> resume.

Version 0101: Date: October 29, 1998

This version has been released to make the following changes:

1. Change the default of "Installed O/S" in setup menu to Win98 instead of Win95.
2. If AC connected, then never enable the BATT alarm in POST.

How do I update the BIOS on the 7400?

To update the BIOS on the 7400 to the newest version, follow this procedure :

1. Boot from a DOS diskette without Himem or any memory manager loaded. Or press F8, then choose Safe Mode Command Prompt.
2. From the directory containing the BIOS update files, type 7400 or PHLASH (filename).
3. Do not interrupt the program until the system reboots automatically. Then, enter CMOS setup.
4. Load default setup.
5. Go to Advanced, and select the correct Installed O/S for your system.
6. Save and Reboot.

Why can't I change the display resolution in Windows NT 4.0?

Before you can set the display resolution in Windows NT 4.0, you will need to install Windows NT 4.0 Service Pack 3 or above. If you do not, the maximum resolution supported is 640 x 480 x 256 colors. After you have installed Service Pack 3 or above, you will be able to set the resolution to 1024 x 768 x 16.8M colors for LCD, or higher resolutions for external CRT.

Can I display the DVD movie playback on an external TV through the S-Video Port?

The S-video port on the ChemBook™ 7400 is for displaying standard Windows desktop on the external TV only. It does not work for DVD movie playback. The TV Out port will be disabled automatically when the ALI DVD player program is started.

Why can't I use an External PS/2 mouse after I install the Touchpad driver?

The Alps touchpad driver which is included on the Utility Driver CD is designed specifically for Alps touchpad. If you need to use an External PS/2 mouse, you will need to change the mouse type to Standard PS/2 mouse.

Can I use both Infrared Ports simultaneously?

Since there is only 1 digital signal processor built-in on the ChemBook™ 7400, only one of the infrared ports can be used at any given time. You will need to choose either the front or the back port in the BIOS Setup.

How do I determine whether the system suspends to disk or memory?

The suspend mode activated when you choose the Suspend function in Windows 95/98/NT4 is dependent on the setting used in the Power menu in BIOS Setup Configuration Utility.

Can I use a PCMCIA Ethernet card after resuming from Suspend-to-Disk mode?

The PCMCIA Ethernet card will be disabled after resuming from Suspend-to-disk. Therefore it is recommended that you place the system in suspend-to-RAM mode only, or to shut down the system completely when it is not in use.