Sony KP-53XBR200 Service Manual page 5

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.
Display b Channel 5
Self-diagnosis screen display
SELF CHECK
2 : +B OCP XX
3 : +B OVP XX
4 : V STOP XX
5 : AKB XX
6 : H STOP XX
7 : HV XX
8 : AUDIO XX
9 : WDT XX
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>
• When returning the results display to " 0 " (clear), press the remote command buttons in the following order when the diagnosis
screen is displayed.
• Be aware that, when carrying this out in the speed mode, all the other electrical adjustment data will be rewritten.
b
Channel 8 ENTER
<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.
–
b Volume b Power ON
˘
Be aware that this differs from the method of
entering the service mode (volume
÷
2 : +B OCP
Diagnosis
Results
+
).
XX
XX the range of values for number of
operations is 00-99.
For 99 or higher there is no count up
and the numberremainsat 99.
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KP-53XBR200/61XBR200
RM-Y902 RM-Y902