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KP-43T75/48S75/
53N77/53S75/61S75
RM-Y906
4. Self-diagnosis screen displays
• In cases of malfunctions where it is not possible to determine the symptom such as when the power goes off occasionally or when
the screen disappears occasionally, there is a screen display on whether the malfunction occurred or not in the past (and whether
the detection circuit operated or not) in order to allow confirmation.
<Screen Display Method>
• Quickly press the remote command button in the following order from the standby state.
Self Check
2 : +B OCP 000
2 : +B OCP 000
3 : +B OVP 000
4 : V Stop 000
5 : AKB 000
6 : H Stop 000
7 : HV 000
8 : Audio 000
101 : WDT 000
000 the range of values for number of
operations is 000-255.
For 256 or higher there is no count up
and the number remains at 255.
Diagnosis
Results
÷
Self-diagnosis screen display
5. Self-Diagnosis Screen Display
• The results display is not automatically cleared. In case of repairs and after repairs, check the self-diagnosis screen and be sure
to return the results display to “ 0 ”.
• If the results display is not returned to “ 0 ” it will not be possible to judge a new malfunction after completing repairs.
<Method of Clearing Results Display>
<Method of Ending Self Diagnosis Screen>
• When ending the self-diagnosis screen completely, turn the power switch OFF on the remote commander or the main unit.
˘
Be aware that this differs from the method of
entering the service mode (volume + ).
DISPLAY b Channel 5 b VOL – b POWER
1. Power off (Set to the standby mode)
2. DISPLAY b Channel 5 b VOL + b POWER (Service Mode)
3. Channel 8 b ENTER (Test reset = Factory preset condition)