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Diagnostic Test
Diagnostic Test Procedure
10
.1. Equipment
(1) Test Computer --------------------------------------------------------------------------
1 unit
(2) IO BOX (CF-VEBU03) ----------------------------------------------------------------
1 unit
(3) External Floppy Disk Drive (USB Port) -------------------------------------------
1 unit
(4) AC Adapter ------------------------------------------------------------------------------
1 pc.
(5) External Printer -------------------------------------------------------------------------
1 unit
(6) Loopback Plug (Parallel Port Test) [P/N: DFWV95C0081] ------------------
1 pc.
(7) Loopback Plug (Serial Port Test for RS232C) [P/N: DFWV95C0067] -----
1 pc.
(8) Floppy Disk containing file DIAG ----------------------------------------------------
1 pc.
10
.2. 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 factory setting values by executing the "SETUP UTILITY"
which can be invoked by F2 key at the POST.
If not, the messages and items of the diagnostic test may not be displayed properly on the LCD.
(4) The serial port must be enabled in the "SETUP UTILITY" in order to execute the "1st SERIAL
PORT" test.
(5) Connect the serial loopback plug.
(6) In order to test the parallel port with Loopback Plug, disconnect the printer cable and connect the
parallel loopback plug with Power OFF.
10
.3. NOTICE
When "Enter password" is displayed, use "Password Skipping Plug" in order to skip the user password.
1) Connect the parallel plug to the parallel port.
2) Connect the PS/2 mouse plug to the mouse port.
3) Power on the computer.
The wiring of the parallel plug is described below.
Connect pins 2-5-6-8-11-13-15-18-19-20-21-22-23 to Shield GND (PS/2 mouse plug pin 3.)
Connect pins 3-4-7-9-10-12 to VC5 (PS/2 mouse plug pin 4) with 4.7KW each.
CAUTION
The plug described above must be used for servicing purpose only.
Do not use it for other than the above purpose and ensure that it remains confidential.
Using the plug enables the user to skip the previous password and disable the password.
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Summary of Contents for CF-73ECLTXKM - Toughbook 73 - Pentium M 1.4...
Page 2: ...2 1 ...
Page 4: ...2 3 ...
Page 5: ...2 4 ...
Page 7: ...1 Specfication 4 ...
Page 8: ......
Page 11: ...3 Block Diagram System Confugration Diagram 8 ...
Page 12: ...4 9 ...
Page 14: ...6 11 ...
Page 56: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J CF 73E3 Printed Circuit Board Main PCB Top View ...
Page 57: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J Main PCB Bottom View ...
Page 58: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J VGA PCB Top View VGA PCB Bottom View ...
Page 59: ...Rear PCB Top View Rear PCB Bottom View 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J ...