Mitsubishi Electric WD-57732, Service Manual

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MODEL: WD-Y57 / WD-Y65 / WD-57732 / WD-65732 / WD-73732
3. Error Code Operational Check
Note: The TV must be in “Shut Down” and not have been switched Off, to perform the Error Code Opera-
tional Check. When the TV is switched Off, the code automatically resets to “12” No Error.
Pressing the front panel “INPUT” and “MENU” buttons at the same time, and holding for 5 seconds,
activates the Error Code Mode. The LED flashes denoting a two digit Error Code, or indicating no problem
has occurred since the last Initalization.
Note: The front panel buttons must be used, NOT those on the Remote Control.
•
The number of flashes indicates the value of the MSD (tens digit) of the Error Code.
•
The flashing then pauses for approximately 1/2 second.
•
The LED then flashes indicating the value of the LSD (ones digit) of the Error Code.
•
The Error Code is repeated a total of 5 times.
Example: If the Error Code is “23”, the LED will flash two times, pause, and then flash three times.
Power/Timer
Indicator
Status Indicator Lamp Indicator Condition
High Temperature - check ventilation air flow.
(Temperature sensor is disconnected.)
Off Off Blinking yellow Lamp cover is open.
Lamp failure
Off Off Red* (Lamp fails to turn on)
(Lamp turns off after lighting)
Lamp is broken
Off Blinking Red Off Fan Stop
Off Red. Off Circuit failure. (Run Error Code Check)
* A red Lamp LED only occurs after 3 attempts to light the Lamp. Each attempt (pressing POWER) must be
at least 65 seconds apart. During each attempt ballast striking may be audible.
ABNORMAL LED INDICATIONS
Off Yellow Off
LED Indicator Diagnostics
The front panel LEDs provide an indication of the sets operation, and the possible cause of a malfunction. There are three
front panel LEDs, “Power”, “Status” and “Lamp”. Which LED is lit, the color and whether it is blinking or steady indicate
the current status, or a possible malfunction.
Power/Timer
Indicator
Status
Indicator
Lamp
Indicator
Condition
Off Off Off Off (standby)
Blinking green
fast
Off Off Initialization (10 – 65 seconds)
Off Off
Blinking
green fast
Lamp cooling for 1 min after PTV
off
Green Off Off Power On
Blinking green Off Off Power On Timer is set
NORMAL LED INDICATIONS