Toshiba DP120F Service Manual page 619

1.2.3 LED TEST
The test checks the LED operation by lighting all the LED's on the Operation panel.
Use the [ ↑ ] or [ ↓ ] key to select "03. LED TEST", and then press the [ENTER] key.
(1)
LED TEST
CHECK IF ALL LEDS
ARE TURNED ON
STOP TO COMPLETE
(2) Visually check that all the LED's are on. After checking, press the [STOP] key.
LED TEST
ENTER TEST RESULT
1.OK
2.NG
Use the [ ↑ ] or [ ↓ ] key to select "1.OK" or "2.NG", and then press the [ENTER] key.
(3)
If all the LED's are turn on, select "1.OK." If even one of them is not lit, select "2.NG."
(4) The "OPERATION COMPLETED" message is displayed and the unit returns to the test
item select screen of the INDIVIDUAL TEST.
<Remarks>
March 2000 © TOSHIBA TEC
The result of the LED TEST can be checked with the self test report. For
printing the self test report, refer to "1.3 TEST RESULT LIST" on page 11-
14.
If the result of the LED TEST is judged to be NG, solve the problem by
referring to "1.5.1 OPE. PANEL TEST" on page 11-16.
[MENU], [9], [2], [03]
11-7 DP120F/DP125F Troubleshooting