Lenovo ThinkPad i Series 1300 ThinkPad 130, 1200, 1300 - Hardware Maintenance - Page 34

Thermal Sensor, system unit serial number, VPD Data Utility, Read VPD data, Write BoxSerial number

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You must restore the system unit serial number to its original number when the LCD module or inverter is replaced. To restore the system unit serial number, do the following: 1. Install the ThinkPad CE Utility Diskette and restart the computer. 2. Select 3. VPD Data Utility from the main menu. 3. Select 1. Read VPD data to verify the system unit serial number displayed. 4. If it is incorrect, select 2. Write VPD data and then select 2. Write BoxSerial number to type the correct serial number on the panel. Notes: 1. Do not power-off the computer during the restoration process. 2. The serial number label is attached to the bottom of the computer. To restore the planar serial number after you have replaced the system board, LCD module or LCD inverter, do the following: 1. Install the ThinkPad CE Utility Diskette and restart the computer. 2. Select 3. VPD Data Utility from the main menu. 3. Select 1. Read VPD data to verify the planar serial number displayed. 4. If it is incorrect, select 2. Write VPD data and then select 2. Write BoxSerial number to type the correct serial number on the panel. Thermal Sensor The system is equipped with sensors to protect against system overheating. By setting system and processor thermal thresholds, the system can turn on the cooling fan, slows sown, stop the CPU or shut down automatically when temperatures reach the defined threshold parameters. System experiencing frequent auto sensor shutdown may need to reset the thermal sensor threshold and execute the fan test to ensure the normal operation of the cooling fan. Follow the steps below to set thermal threshold: 1. Install the ThinkPad CE Utility Diskette and restart the computer. 2. Select 2. Thermal Sensor Utility from the main menu. 24 ThinkPad i Series 1200/1300 HMM

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You must restore the
system unit serial number
to its
original number when the LCD module or inverter is
replaced.
To restore the system unit serial number, do the following:
1.
Install the ThinkPad CE Utility Diskette and restart the
computer.
2.
Select
3. VPD Data Utility
from the main menu.
3.
Select
1. Read VPD data
to verify the system unit
serial number displayed.
4.
If it is incorrect, select
2. Write VPD data
and then
select
2. Write BoxSerial number
to type the correct
serial number on the panel.
Notes:
1.
Do not power-off the computer during the restoration
process.
2.
The serial number label is attached to the bottom of
the computer.
To restore the
planar serial number
after you have
replaced the system board, LCD module or LCD inverter,
do the following:
1.
Install the ThinkPad CE Utility Diskette and restart the
computer.
2.
Select
3. VPD Data Utility
from the main menu.
3.
Select
1. Read VPD data
to verify the planar serial
number displayed.
4.
If it is incorrect, select
2. Write VPD data
and then
select
2. Write BoxSerial number
to type the correct
serial number on the panel.
Thermal Sensor
The system is equipped with sensors to protect against
system overheating. By setting system and processor
thermal thresholds, the system can turn on the cooling fan,
slows sown, stop the CPU or shut down automatically
when temperatures reach the defined threshold
parameters.
System experiencing frequent auto sensor shutdown may
need to reset the thermal sensor threshold and execute
the fan test to ensure the normal operation of the cooling
fan.
Follow the steps below to set thermal threshold:
1.
Install the ThinkPad CE Utility Diskette and restart the
computer.
2.
Select
2. Thermal Sensor Utility
from the main menu.
24
ThinkPad i Series 1200/1300 HMM