Mitsubishi Electric WD-57831, Service Manual, Page: 26 / 91

Page 26
MODEL: WD-57831 / WD-65831 / WD-73831
4. Error Codes
The Error Code designations indicating malfunction, or no malfunction, are listed in the Table below.
Code 34
(1)
- Lamp Enable is generated to activate the Lamp
Code 57
(2)
- Lamp Enable is generated during P-ON sequence, but no Lamplit signal is received from the Ballast.
Code 61
(3)
- No Lamp Enable is received at the DM and Ballast.
Code 66
(4)
- Lamp enable is received at the DM but not at the Ballast.
Code
Description
12
No Error found
32
Lamp cover is open.
Lamp turns Off while the TV is playing.
34
(1)
(Lamp failure)
(Lamp Enable signal from engine is lost)
35
DM fan failed. (73" only)
36 Lamp ballast fan failed.
37
Engine (DLP) fan failed.
38 Lamp temperature abnormally high.
39
DMD temperature abnormally high.
42
Lamp fan failed.
44
Check for disconnected DVI cable between PWB-DM and Engine.
46
DT connector (DMD Temperature sensor) disconnected. (73" only)
47
Temperature of DM is too high.
48
Engine power supply short is detected.
57
(2) Ballast communication problem (ballast to chassis)
58
Signal Short is detected
59 DM short is detected
61
(3)
No LAMP-EN output from the engine to the ballast
Lamp did not turn on at P-ON sequence
66
(4)
(No Lamp inserted)
(Disconnected cable between ballast and lamp)
(Lamp-Enable goes to DM but not to Ballast)
ERROR CODES