Led Indicator Diagnostics; Error Code Operational Check; Normal Led Indications - Mitsubishi Electric WD-Y57 Service Manual

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MODEL: WD-Y57 / WD-Y65 / WD-57732 / WD-65732 / WD-73732

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
Off
Blinking green
fast
Off
Green
Blinking green
Power/Timer
Status Indicator
Indicator
Off
Off
Off
Off
Blinking Red
Off
* 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.

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.

NORMAL LED INDICATIONS

Status
Indicator
Indicator
Off
Off
Blinking
Off
green fast
Off
Off
ABNORMAL LED INDICATIONS
Lamp Indicator
Yellow
Off
Off
Blinking yellow
Off
Red*
Off
Red.
Off
Lamp
Condition
Off
Off (standby)
Off
Initialization (10 – 65 seconds)
Lamp cooling for 1 min after PTV
off
Off
Power On
Off
Power On Timer is set
High Temperature - check ventilation air flow.
(Temperature sensor is disconnected.)
Lamp cover is open.
Lamp failure
(Lamp fails to turn on)
(Lamp turns off after lighting)
Lamp is broken
Fan Stop
Circuit failure. (Run Error Code Check)
Page 24
Condition
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This manual is also suitable for:

Wd-57732Wd-y65Wd-65732Wd-73732

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