Panasonic 72 Service Manual - Page 20

Test Item and Division of trouble

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3. Test Item and Division of trouble Test item Stanard Enhancing Content of standard test CPU / SYSTEM CPU is shifted to protected mode, and "Violation of the paging", "Operation of the violation of a privileged instruction", and DMA, INT, TIMER, and the RTC operation are confirmed. Content of enhancing test Place with possibility of breakdown CPU / Main board RAM HDD MODEM Wireless LAN Sound *5 USB All memory space is tested in a special memory access pattern based on "R.S.T . technology". The record area frequently accessed with Microsoft Windows XP to test in about two minutes regardless of points of HDD is emphatically tested. It is confirmed not to find abnormality in the AC97 modem controller. It is confirmed not to find abnormality in the Wireless LAN modem controller. All record area is tested. Memory / Mainboard HDD / Mainboard / Cable / Connector MODEM/ Mainboard Wireless LAN board / Connector / Mainboard *1 It is confirmed not to find abnormality in the USB controller. It is confirmed not to find abnormalityin the wiring between the USB controller and the connector by confirming the connection of the USB equipment connected with the USB connector. Mainboard / Connector LAN PC Card SD Keyboard Touch Pad DVD-ROM *2 It is confirmed not to find abnormality in the LAN controller. It is confirmed not to find abnormality in the CardBus controller. It is confirmed not to find abnormalityin the wiring between the controller and the connector by connecting to HUB with LAN cable. Mainboard / Connector Mainboard It is confirmed not to find abnormality in the SD controller. *3 It is confirmed not to find abnormality in keyboard controller's keyboard interface. *4 Whether keyboard controller's mouse interface operates normally is confirmed. The key is actually input, and the operation is displayed on the screen. The operation is actually displayed on the screen by operating the touch pad. *6 The drive is normally reset, and it is accessible is confirmed. It is confirmed to be able to read media normally. Mainboard Mainboard / Keyboard Mainboard / Touch Pad Mainboard / DVD Drive / DVD Cable / DVD Connector

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3. Test Item and Division of trouble
CPU /
SYSTEM
Place with possibili-
ty of breakdown
Stanard
Test item
Enhan-
cing
Content of standard test
Content of enhancing test
CPU /
Main board
CPU is shifted to protected mode, and
"Violation of the paging", "Operation of
the violation of a privileged instruction",
and DMA, INT, TIMER, and the
RTC operation are confirmed.
All memory space is tested in a special
memory access pattern based on
"R.S.T . technology".
RAM
Memory /
Mainboard
HDD /
Mainboard /
Cable /
Connector
HDD
The record area frequently accessed
with Microsoft Windows XP to test in
about two minutes regardless of
points of HDD is emphatically tested.
All record area is tested.
MODEM/
Mainboard
MODEM
It is confirmed not to find abnormality
in the AC97 modem controller.
Wireless LAN
board /
Connector /
Mainboard
Wireless
LAN
It is confirmed not to find abnormality
in the Wireless LAN modem controller.
Sound *5
It is confirmed not to find ab-
normalityin the wiring between
the USB controller and the
connector by confirming
the connection of the USB
equipment connected with the
USB connector.
It is confirmed not to find abnormality
in the USB controller.
USB
Mainboard /
Connector
*1
It is confirmed not to find ab-
normalityin the wiring between
the controller and the
connector by connecting to
HUB with LAN cable.
LAN
It is confirmed not to find abnormality
in the LAN controller.
Mainboard /
Connector
*2
PC Card
It is confirmed not to find abnormality
in the CardBus controller.
Mainboard
Mainboard
SD
It is confirmed not to find abnormality
in the SD controller.
It is confirmed not to find abnormality
in keyboard controller's keyboard inte-
rface.
The key is actually input, and
the operation is displayed on
the screen.
Keyboard
Mainboard /
Keyboard
*3
*4
*6
Touch Pad
The operation is actually dis-
played on the screen by ope-
rating the touch pad.
Whether keyboard controller's mouse
interface operates normally is confir-
med.
Mainboard /
Touch Pad
DVD-ROM
The drive is normally reset, and it is
accessible is confirmed.
Mainboard /
DVD Drive /
DVD Cable /
DVD Connector
It is confirmed to be able to
read media normally.
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