Mitsubishi Electronics WD-Y577 Flat Panel Television User Manual


 
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657
WD-Y577 / WD-Y657 / WD-57833 / WD-65833 / WD-73833
4. Error Codes
The Error Code designations indicating malfunction, or no malfunction, are listed 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.
ERROR CODE:
17 - Communication failure between engine and TV Micro (pins 6 & 7)
18 - TV Micro does dot receive ASIC READY command from the Engine
44 - DVI cable is disconnected, pin 14 is High from pull up resistor.
DVI Connector Related Error Codes
Code
Description
Most Likey Cause
12 No Error found
17 Communication loss, TV Micro - En
g
ine
(
3.3V-ENG-SDA & SCL
)
En
g
ine Failure
18
Engine will not accept data (ASIC-READY signal from Engine is not
detected).
Loose PE or PE2 connector (no 12V from
PWB-POWER; Engine Failure
32 Lamp cover is open.
Lamp Cover Switch
Lamp turns Off while the TV is pla
y
in
g
.
34
(1)
(Lamp failure)
Lamp Cartridge
(
Lamp Enable si
g
nal from en
g
ine is lost
)
36 Exhaust Fan failed.
Loose J4 connecto
r
37 En
g
ine
(
DMD
)
fan failed.
Loose J5 connector
38 Lamp temperature abnormall
y
hi
g
h. Poor Air Circulation
39 DMD temperature abnormall
y
hi
g
h.
Poor Air Circulation
41 Standb
y
Suppl
y
Short is detected.
(
IC7A01 pin 89
)
.
PWB-MAIN Failure
42 Sirocco fan failed
(
Lam
p
/Ballast fan
)
.
Loose J8 connecto
r
Check for disconnected DVI cable between PWB-DM and Engine.
(Engine pulls DVI pin 14 Low)
48 3.3V suppl
y
short
(
IC7A01 pin 124
)
.
PWB-MAIN Failure
57
(2)
Ballast communication problem (ballast to chassis)
Loose FB, CJ3, CJ1, PL or JE connector;
Ballast Failure
61
(3)
No LAMP-EN output from the engine to the ballast
Engine Failure
Lam
p
did not turn on at P-ON se
q
uence
Loose J4 connecto
r
66
(4)
(No Lamp inserted)
Lamp Cartridge or poor
(
Disconnected cable between ballast and lam
p)
connection to lamp.
(Lamp-Enable goes to DM but not to Ballast)
44 DVI Cable unplugged
ERROR CODES