Programs For Service; General Description; Pc-Doctor Starting Method; Sis Video Diagnostics - Sony PCV-J200 Service Manual

4-1. General Description

The Diag for Service is supplied with a floppy disk.
It can test the Motherboard, CPU, Memory, FDD, HDD, CD-RW/
DVD-ROM by using the PC-Doctor/Factory.
It is not applicable to extension boards (such as Modem card).
The PC-Doctor/Factory automatically conduct the test through
interactive operation after the computer started up.

4-2. PC-Doctor Starting Method

Set the PC-Doctor/Factory disk in the FDD, and start the com-
puter.
In such a case, be sure to set the Write Protect notch of the FD.
After the computer started, the test program starts automatically.
As it is not installed on the HDD in the computer, the contents of
program are cleared when the power is turned off after the test
finished.
Upon start of the test program, the following message will be dis-
played on the screen:
Insert CD-ROM.
DO NOT remove FD!!
Press any key to continue...
Insert a CD-ROM disc that can be recognized from the MS-DOS.
Do not remove the FD until the test finished.
After inserting the disc, press any key and the test will start.
4-2-1. Test Items
CPU
Test is conducted automatically.
Base Memory
Test is conducted automatically.
Extended Memory
Test is conducted automatically.
Motherboard
Test is conducted automatically.
Serial COM1
Test is conducted automatically.
Parallel LPT1
Test is conducted automatically.
Hard Disk
Test is conducted automatically.
Floppy Disk A
Test is conducted automatically.
MISCELLANEOUS TEST
CD-RW/DVD-ROM
Test is conducted automatically. When this test finished, the
CD-RW/DVD-ROM tray comes out automatically.
System Inventory
Test is conducted automatically.
FDD Write Protect
Test is conducted automatically. When this test finished, the
test stops. To start the next test, press the SPACE key.
Video
Test is conducted automatically. Press [Y] if the contents dis-
played on the screen are correct, or [N] if not correct.
SECTION 4

PROGRAMS FOR SERVICE

4-2-2. Test Result
After the test finished, "PASSED" or "FAILED" is displayed. In
case of "FAILED", press the [F1] key to display the log.
"FAILED" is given to faulty items, and the details are displayed.
"ERROR" is given to the items where an error not related to the
test occurred, and the details are displayed.
"PASSED" is given to normal items.
"N/A" is given to the items that were not tested in this computer.

4-3. SiS Video Diagnostics

The SiS Video Diagnostics are supplied with a CD. It is a bootable
CD, and therefore start up the diagnostic program from the CD-R
to conduct the test. Prepare a blank floppy disk, as the log data are
copied to the floppy disk after the test finished. The log data are
stored in three files and total size is about 450k bytes.
The SiS Video Diagnostics conduct the test automatically in an
interactive style, same as the PC-Doctor/Factory.
4-3-1. SiS Video Diagnostics Starting Method
Set the SiS Video Diagnostics disc to the CD-RW/DVD-ROM
drive, and start the computer. After the start, the files are copied
and the test starts automatically. The execution files are copied to
the hard disk, and they are automatically deleted after the test fin-
ished. (*1)
*1: The "_temp_" directory is made in the "C:\windows\temp\"
directory and the files are copied there. After the test finished, the
files are deleted together with the "_temp_" directory.
4-3-2. Test Items
I. SiS VBIOS
II. SiS301
III. 2D Function
IV. 3D Function
4-3-3. Test Results
After the test finished, "<PASS>" or "<FAIL>" will be displayed
for each item. For the Video RAM test, detailed results of test
items will be displayed.
4-1
(END)
i. Video RAM
Video RAM register is checked.
i. CRC Check
SiS301 is checked.
As a test result, "< No SiS301 Exist! >" will be displayed, but
the PCV-J200 does not use it and accordingly this is not a prob-
lem.
2D function is checked.
3D function is checked.
Confidential
PCV-J200 (UC)