Lenovo ThinkPad R32 Hardware Maintenance Manual - Page 29

System board/LCD/Inverter replacement notice, Restoring the LCD panel ID - driver

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Turn an additional 180 degrees after the screw head touches the surface of the plastic part: v Torque driver If you have a torque driver, refer to the ″Torque″ column with each step. v Make sure you use the correct screw, and tighten all screws firmly to the torque shown in the table if you have a torque screwdriver. Never use a screw that you removed. Use a new one. Make sure the screws are tightened firmly. System board/LCD/Inverter replacement notice Restoring the LCD panel ID The EEPROM on the inverter stores its supported LCD type ID code. If you replace a LCD with one of a different brand or use a new inverter, the ID information in the inverter EEPROM should be updated. Follow the steps blew to set the LCD panel ID: 1. Install the ThinkPad Maintenance Diskette and restart the computer. 2. When the IBM logo is displayed, press the ″ESC″ key few times until BIOS copyright and diagnostics screen appears. 3. Select 1. LCD Panel ID Utility from the main menu. 4. Follow the instruction on screen to read current or to set new LCD Panel ID code. 5. Restart computer : the new LCD should work normally. Note: When you set a new LCD Panel ID and the new LCD is not yet enabled (to function), so connect an external CRT to see the program execution process. MT 2658/2659/2677 23

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Turn an additional
180 degrees
after the screw head
touches the surface of the plastic part:
v
Torque driver
If you have a torque driver, refer to the
″
Torque
″
column
with each step.
v
Make sure you use the correct screw, and tighten all
screws firmly to the torque shown in the table if you
have a torque screwdriver.
Never use a screw that you
removed. Use a new one. Make sure the screws are
tightened firmly.
System board/LCD/Inverter replacement
notice
Restoring the LCD panel ID
The EEPROM on the inverter stores its supported LCD
type ID code. If you replace a LCD with one of a different
brand or use a new inverter, the ID information in the
inverter EEPROM should be updated.
Follow the steps blew to set the LCD panel ID:
1.
Install the ThinkPad Maintenance Diskette and restart
the computer.
2.
When the IBM logo is displayed, press the
″
ESC
″
key
few times until BIOS copyright and diagnostics screen
appears.
3.
Select
1. LCD Panel ID Utility
from the main menu.
4.
Follow the instruction on screen to read current or to
set new LCD Panel ID code.
5.
Restart computer : the new LCD should work normally.
Note:
When you set a new LCD Panel ID and the new
LCD is not yet enabled (to function), so connect an
external CRT to see the program execution process.
MT 2658/2659/2677
23