Mitsubishi Electric WD-60735 Service Manual page 24

MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 /
LED Indicator Diagnostics
The front panel LEDs provide an indication of the set's operation, and the possible cause of a malfunction. There are three
front panel LEDs, "Power", "Status" and "Lamp". The LED display shows the current status or indicates a possible
malfunction.
Pow e r/Tim e r
Fast Blink
Slow B linking
Pow er/Tim e r
* A red Lamp LED only occurs after 2 attempts to light the lamp.
Each attempt (pressing POW ER) must be at least 65 seconds apart.
During each attem pt 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-
Pressing the front panel "INPUT" and "MENU" buttons at the same time, and holding for 5 seconds,
activates the Error Code Mode. The "TIMER LED" flashes denoting a two digit Error Code, or indicating no
problem has occurred since the last Initialization.
Note: The front panel buttons must be used, NOT those on the Remote Control.
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Downloaded From TV-Manual.com Manuals
WD-73736 / WD-73835 / WD-73C8
NORMAL LED INDICATIONS
Sta tus LED
LED
Off Off
Off
Green
Off Off
Green Off
Green Off
ABNORMAL LED INDICATION S
Sta tus LED
LED
Off Yellow
Off Off
Off Off
Off Blinking Red
Off Red
tional Check. When the TV is switched Off, the code automatically resets to "12" No Error.
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.
La m p LED
Off Off (Standby)
Off Initialization (40 - 60 seconds) (AC Off)
Lam p cooling (90 seconds after P TV Off)
Green Blink
(Fan is still working)
Off Power On
Off Power On Tim er is set
La m p LED
Tem perature high - room too hot.
Off
Tem perature sensor is disconnected
Blinking
Lam p cover open.
Yellow
Lam p Failure - Lamp failed to turn On.
Red* Lamp is broken
Lamp turns Off during P-ON
Off Fan Stopped
Circuit failure (short)
Disconnected DVI cable, chassis to engine
Off No LAMP-EN signal from Engine to turn
the lamp On.
Ballast UART com munication problem.
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Condition
Condition