Panasonic CF-74ECBAXBM - Toughbook 74 - Core Duo 2 GHz Support and Manuals
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Service Manual - Page 1
CF-74CCBAXBM
ORDER NO. and Canada
© 2006 Matsushita Electric Industrial Co., Ltd. CPD0603050C1
Notebook Computer
CF-74
This is a violation of law. All rights reserved. M ...for the following areas. Unauthorized copying and distribution is the Service Manual for U.S.A. Model No.
Service Manual - Page 7
... the computer came in at the time of purchase. To check CPU speed, memory size and the hard disk drive (HDD) size: Run the Setup Utility and select [Information] menu. [CPU Speed]: CPU speed, [System Memory]: Memory size, [Hard Disk]: Hard disk drive size
Main Specifications
Model No. CF-74CCBAXBM / CF-74CCBADBM
CPU
Intel® Core™ Duo Processor T2400 (1.83 GHz, 2 MB*1 L2...
Service Manual - Page 8
.... The size of the Video Memory cannot be used. *9 A 16,777,216 color display is allotted automatically
depending on TPM, click [start] - [Run] and input "c:\util\drivers\tpm\README.pdf", and refer to the Installation Manual of the external display. *11 Only for model with wireless LAN *12 Only for model with Smart Card slot *17...
Service Manual - Page 10
Refer to the instruction manual of the cable. P : Battery pack Q :Battery latch R :Multimedia pocket release button
G :SD Memory Card indicator (Blinking: During access or a password is requested)
H :Ventilation hole I : Stylus holder J : DC-IN jack
S : Hard disk drive latch T : RAM module slot
CAUTION
Do not block the ventilation hole with good ventilation.
2-2
Right side
Rear side
EX ...
Service Manual - Page 13
...
of the following points when in starting
NG
Replace main board. Reinstall HDD. Power lamp fails to POST error code table. Replace if defective.
OK
Return set should all keys cannot be removed before operation check. 2. Screen fails to troubleshooting: 1. DVD/CD CALL not practicable. *Clean DVD-ROM drive with regard to display. HDD access
NO
YES...
Service Manual - Page 14
... displayed. (No display of OK, etc.)
Error Diagnosis by Checking Beep Signal Sound
The beep sound is as follows:
(Length of bar shows length of other I/O trouble.
5-1 5 Power-On Self Test (Boot Check)
Outline of the main body is diagnosed by checking beep sound or error code. The condition of POST
The set to ON.
Service Manual - Page 15
... a hardware device, e.g., the amount of wait states, improper Setup settings can display. Some of system board.
0270 Real time clock error Real-time clock fails BIOS test. Others may indicate a problem with a device, such as the way it has been configured. Run Setup. Replace and run Setup. Requires repair of them occur during POST. Default configuration used System...
Service Manual - Page 16
... Test Failed ServerBIOS2 test error: Cannot write to enter a Setup and change the settings.
Operating System not found Operating system cannot be located on the screen.
6-2
Troubleshooting If it cannot locate the address, it on the screen. Write down and follow the information shown on either drive A: or drive C:. Cache disabled Contact Panasonic Technical Support.
02F0: CPU ID...
Service Manual - Page 17
... POST. Preparation
(1) Connect the AC Adapter and External Equipments. (2) The System Setup should be invoked by executing the "SETUP UTILITY"
which can be set to execute the "1st SERIAL PORT" test. (4) Connect the serial loopback plug.
7-1 Equipment
(1) Test Computer 1 unit (2) External Floppy Disk Drive (USB Port 1 unit (3) AC Adapter 1 pc. (4) Loopback Plug (Serial Port...
Service Manual - Page 18
... test only when necessary. Problems in succession. However, if this product. Tests selected (O) from the menu screen to enter setup" appears on , you insert into the drive. Important notice
1. When "Panasonic Press F2 to start the test. Modem I /F test 6. DIAG on the power.
HDD read Test 3. System password If the password function has been turned on...
Service Manual - Page 19
...test Only HDD lead test selected ECP register R/W test EPP register R/W test Extension CMOS R/W test
Test function settings
Test condition save/play Test automatic execute Error display (Paging style)
Following file command Test executed on FD (CF-74) 2. LAN test 4. Quit Select please [ 1, 2, 3, 4, 5, 6, Q ] ? SD I /F test 6. Modem I /F test 5. Automatic Test
Test execution From the...
Service Manual - Page 20
... the test. (This test is not executed on FD (CF-74) 2.
Input screen
8.3. Quit Select please [ 1, 2, 3, 4, 5, 6, Q ] ? SD I /F test 6.
The test is stopped when an error occurs and the error message is displayed. LAN test
4. Serial loop back test The Automatic test's initial settings are set so that the serial loop back test will be sure...
Service Manual - Page 21
... the menu screen shown below will appear. menu screen 2. Quit Select please [ 1, 2, 3, 4, 5, 6, Q ] ? Wireless LAN test (Wireless LAN AB G Model only) Q. The input screen shown below , choose Quit and press Enter. 1. DIAG on FD (CF-74) 2. To choose menu items, hold down "ALT" and press the selection key.
8-4 Modem I /F test 5. Test Selection
Starting...
Service Manual - Page 31
... the LCD Rear Cabinet. 4. Lead the Cable along the surface.
Attention when CF-74 series is repaired
• Please execute writing BIOS ID when you exchange the Main Board. • You cannot reuse the Conductive Clothes and the heat dissipating parts such as Sheet and Rubber. Fix the W-LAN PCB L and R to each...
Service Manual - Page 54
...
172 CF-74CCBAXBM REF.
NO and AREA MAIN PCB
C1 C2 C3 C4 C5 C7 C 50 C 51 C 54 C 55 C 58 C 59 C 60 C 71 C 72 C 73 C 74 C 76 C 77 C 78 C 79 C 80 C 81 C 83 C 84 C 87 C 90 C 95 C 96 C 97 C 99 C 101 C 103 C 105 C 106 C 116 C 117 C 119 C 120 C 123 C 124
PART NO. Replacement Parts List...
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