Panasonic CF-73ECLTXKM - Toughbook 73 - Pentium M 1.4 GHz Support and Manuals
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Service Manual - Page 1
... numbered in accordance with the types of CPU, LCD and HDD etc. ORDER NO. featured by product. Model No. CF-731 2 3 4 X 5 6
1: CPU type E: Intel® Pentium® M Processor 1.4 GHz
2: LCD type 3: 13.3-type TFT /XGA Color
3: ... K: Microsoft® Windows® XP Professional
6: Area M: Refer to above area table CPD0304020C1
Notebook Computer
CF-73
This is the Service Manual for U.S.A.
Service Manual - Page 15
... checking, a beep sound is displayed. (No display of OK, etc.)
Error Diagnosis by checking beep sound or error code. 7 Power-On Self Test (Boot Check)
Outline of POST
The set has a boot check function called POST (Power-On Self Test) in case of other I/O trouble.
12 The condition of the main body is diagnosed by...
Service Manual - Page 16
... may indicate a problem with an asterisk (*), write down the message and contact Panasonic Technical Support. Run Setup. Unlock key switch Unlock the system to reconfigure the system.
*0251 System CMOS checksum bad - The BIOS installed Default SETUP Values. If you make changes in the Setup menus, reset the computer, enter Setup and install Setup defaults or correct the error.
0200 Failure...
Service Manual - Page 17
... the memory test.
02D0 System cache error - Cache disabled Contact Panasonic Technical Support.
02F0: CPU ID: CPU socket number for Multi-Processor error.
02F4: EISA CMOS not writable ServerBIOS2 test error: Cannot write to EISA CMOS.
02F5: DMA Test Failed ServerBIOS2 test error: Cannot write to locate the address and display it on the screen.
14
Troubleshooting
Service Manual - Page 18
...Source of SW1000 Is
Voltage 3.3V?
procedures
Result
problem
1-1
Is 15V applied to ON.
Does the unit operate 1-2 normally after replacing the
problem device. Troubleshooting
Source of Q681? (Whichever one )? Symptom
... is set to pins 1-3 of Q710? (Whichever one )
Check soldered parts of Q699?
If not 0V
If voltage of C738 is too large or too small.
3-1
Replace the Main...
Service Manual - Page 19
...updating
14 Memory size/data error
15 PCI failure
Troubleshooting
No. Does operation return to normal? (Go to "NO" if not connected.)
Does the system return to
normal?
12-4
Does resetting through SETUP correct the problem? Replace... Check software setting. Source of
Result
problem
YES Software setting
NO Go to No.4-2
YES Speakers
NO Go to No.12-4
YES
Error during SETUP
NO Main PCB...
Service Manual - Page 21
...Troubleshooting
No. Result
Source of problem
Component
Keyboard
2 None of the keys function. Does the screen mode 3-1 correspond to
normal?
6-1
Is the keyboard properly connected?
Key top does not spring back after pressing.
Replace...cannot be pressed.
YES Go to No.3-3 NO Software setting
Replace the keyboard and
YES Keyboard
3-3 see if inputting from the
keyboard...
Service Manual - Page 22
... disk failure
Troubleshooting
Source of
No. YES LED PCB NO Go to No. 5-4
Replace the Main PCB. 5-4 Does operation return to data read from HDD.
Damage to
normal? procedures
Result
problem
1-1
Has ...written to No.3-2 NO Improper setting
1-2
Are there system files on the HDD
Replace the HDD. 1-3 Does operation return to
normal? YES Go to HDD. Replace the HDD. 2-2 Does operation ...
Service Manual - Page 23
... test?
Replace the HDD. 8-2 Does operation return to No.3-2 NO Improper setting
3-2
Is the transmission protocol correct?
YES Go to No.3-4
IC15 IC35
Does the RS-232C on the 2-3 Main PCB operate normally
under a loopback test?
procedures
Result
problem
1-1
Is the COM port properly set ?
No. YES Go to testing.
Troubleshooting
Source of
Result
problem
YES...
Service Manual - Page 25
...-12 to skip the previous password and disable the password.
22 Using the plug enables the user to VC5 (PS/2 mouse plug pin 4) with Power OFF.
10.3. Preparation
(1) Connect the computer to the IO BOX (CF-VEBU03). (2) Connect the AC Adapter and External Equipments. (3) The System Setup should be set to the mouse port. 3) Power...
Service Manual - Page 26
... now?" Be sure to select Get default value Press Enter.
DIAG on the screen, press F2. HDD read Test 4. When "Panasonic Press F2 to error messages that has no contents or whose contents are located and divided according to enter setup" appears on FD 2. Memory Test 3. LAN Test Q.
Problems in succession.
1. Quit Select please [ 1, 2, 3, 4, 5, Q ] ?
Service Manual - Page 27
...standard test DMA page register test DAM register test DAM transfer test Interrupt controller halt instruction test Interrupt controller register test Real time clock CMOS test Real time clock test ...[ 1, 2, 3, 4, 5, Q ] ? 11.1.1. These items are shown below For Celeron models Select and press Enter for DIAG on run settings by selecting command Select displayed items Error, Log, Option
11.2.
Service Manual - Page 28
... the display to see Error Messages and Problem Categories (section 4.5). HDD read Test
Read test only.
25 menu screen
Read/Write test for on FD 2. For explanations of error messages, see if it is satisfactory then choosing OK or Not okay. Serial loop back test The Automatic test's initial settings are set so that the...
Service Manual - Page 29
Only prior to executing the parallel port test should you change the setup contents to enter setup" appears on the power. When "Panasonic", "Press F2 to those shown below.
[Changing the setup utility] Turn on the screen, press F2. Press Enter, choose Bidirectional, and then press Enter again. Choose Parallel test and press Enter. 4. After...
Service Manual - Page 41
... DL3UP1260AAA DL3U11296AAA DFJS817ZA DL3U21296AAA DFJS825ZA
CF-AA1653AM1 N4HUNRA00002 K2CG3DR00003 DFJS535ZA DFQX5379ZA DFQX7018WA...MANUAL CARD, WARRANTY (M2)
PROTECT SHEET CUSHION, T CUSHION, B CASE, PACKING PROTECTION BAG HOLDER
38
Q'TY
RTL 1 RTL 1 RTL 1 RTL 1 RTL 1 RTL 1 RTL 1 RTL 1
1 1 1 1 1 1 1 1 1 2 1 1 2 1 2 1 2 1 1 1 1 1 1 1 1 1 RTL 1 1 RTL 1 1
1 1 1 1 1 1
1 2 2 1 1 1
Replacement Parts...
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