. MAINTENANCE TROUB ESHOOTIN
-
. Diagnostic Tests
Me ory and I O circuits test
1) Press MEN ESC and to display the
SE F TESTS menu.
1. Memory, I O Port Test
2. eyboard Test
3. Test Pattern
4. Automatic Testing
SE F TESTS
2. eyboard Test
MENU:Escape
:Cursor
PS PRO RAM No.
NA PRO RAM No.
BOOT PRO RAM No.
ENT:Enter
D PS PRO RAM No.
00120
40240
2011- .
20 1 21- .
Figure 9-9 Diagnostic TESTS menu
Note: Program version No. shown as "xx" is
a field which denotes minor changes
and is subject to change under
responsibility of the manufacturer.
2) Press 1.
PRO RAM MEMOR
SRAM
Internal Battery
DATA 1 PORT
DATA 2 PORT
DATA 4 PORT
PS
BEACON
MEMOR , I O PORT TEST
MENU:Escape
O
O
O
N
N
N
O
O
Figure 9-10 MEMORY, I/O PORT
TEST display
3) When testing is finished, press the
MEN ESC key to escape and return to
the Self Test menu. (Testing continues if
the key is not pressed.)
O appears to the right of PRO RAM,
SRAM and Internal Battery when those
devices are normal N (No ood)
appears when an abnormality is found.
O appears to the right of PS and
BEACON when they are normal N and
1 hexadecimal figure appear when an
abnormality is found.
Whenever N or 1 hexadecimal figure
appears contact your dealer for advice.
DATA 1 PORT, DATA 2 PORT and DATA
4 PORT show results of communication
interface test. A special test connector is
required to test those ports. N appears
as the results of the self test when there
is no test connector attached.
4) Press the MEN ESC key to escape.
Note: The life of the internal battery is
approximately years.
Name Type Code No.
ithium CR24 0-F2SST2 000-144- 41
ey oard test
1) Press MEN ESC, and 2 to display the
E BOARD TEST screen.
E BOARD TEST
Press C EAR 3 times to escape
Figure 9-11 KEYBOARD TEST screen
2) Press each key one by one. A keys
corresponding location on the screen
lights in reverse video if the key is
normal.
3) To quit the keyboard test, press the
CLEA key three times. Control is
returned to the SE F TESTS menu.
4) Press the MEN ESC key.
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