Sony KF-E42A10 Service Manual page 9

DISPLAY OF POWER/STANDBY OR LAMP LED FLASH COUNT
- One flash is not us ed for self-diag nosis.
Example
Diagnosis
Lamp cove r
Fan
RELEASING THE POWER/STANDBY LED FLASH
Unplug the power cord from the outlet to temporarily stop the POWER/STANDBY lamp from fl ashing.
Self-Diagnostic Screen Display
For failures that are diffi cult to reproduce, or accompany occasional power off and/or picture mute, the Self-Diagnostic screen display is useful to
specify the cause.
VIEWING THE SELF-DIAGNOSTIC SCREEN
1. TV must be in standby mode. (Power off).
2. Press the following buttons on the Remote Commander within a second of each other:
DISPLAY
Channel 5
Sample Self-Diagnostic Screen Display
SELF CHECK
1 : LAMP_ERROR
2 : LAMP_TEMP
2 : TEMP_ERROR
3 : LAMP_ COVER
4 : FAN_ERROR
5 : LAMP_DRIVER
6 : LOWB-ERROR
7 : AUDIO_PROT
8 : D_OVP
TIME : 00105H
MODEL: KF-E50A10
SERIAL: XXXXXXX
NOTE: To refresh the Self Check menu when all the items are not displayed, press JUMP on the Remote Commander.
3. Proceed to Viewing the Self-Diagnostic Errors.
KF-E42A10/E50A10
PUSH OPEN
Number of times LED Flash
3 times
4 times
LED ON : 0.3 sec
LED OFF : 0.3sec
Volume - POWER
NOTE: This differs from the method of accessing service mode which is Volume +
0
0
0
0
1 "1" is displayed when an error is detected one or more times
"0" is displayed when no error has been detected
0
0
1
0
Screen
TIMER LAMP POWER/STANDBY POWER
Indicators
LED OFF
3.0 sec
LED OFF
3.0 sec
KF-E42A10/E50A10
9