Lamp Door Protection Operation Check; Lamp Holder Protection Operation Check; High Temperature Protection Operation Check - Hitachi 50VS69A Service Manual

Final ASSEMBLY ADJUSTMENT

2-11 LAMP DOOR PROTECTION OPERATION CHECK

Adjustment procedure
(1) Remove Lamp door and turn the set on.
(2) Check that the lamp does not light and "Lamp indicator" flash red.
(3) Turn the set off and attach Lamp cover again

2-12 LAMP HOLDER PROTECTION OPERATION CHECK

Adjustment procedure
(1) Remove Lamp holder and turn the set on. (attach Lamp door)
(2) Check that the lamp does not light and "Lamp indicator" flash red.
(3) Turn the set off and attach Lamp holder again

2-13 HIGH TEMPERATURE PROTECTION OPERATION CHECK

Adjustment procedure
(1) Remove EFA1 connector while the set is on.
(2) Check that the lamp is turned off and "Temp indicator" flash red.
(3) Turn the set off and attach EFA1 again.
(4) Remove EFA2 connector while the set is on.
(5) Check that the lamp is turned off and "Temp indicator" flash red.
(6) Turn the set off and attach EFA2 again.
(7) Turn the set on and remove the connector of temperature sensor terminals on optical
engine.
(8) Check that the lamp is turned off and "Temp indicator" lights in red.
BACK TO ADJUSTMENTS
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LC67