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•The internal temperature of the unit has increased. Remove any objects blocking the vent
or clean as necessary.
Picture is cut off/with sidebar screen
•Is the image positioned correctly?
•Are screen mode adjustments such as picture size set correctly?
SMPS No voltage output
SMPS no Power output
Check power PIN 9~11
V5V
Press RMU or Keypad
No/OFF key check PIN 1
voltage H or L
Check power ON
Signal circuit
Check power PIN 2~4
v12V
Check Main board
Regulator Circuit
Remove the power jack,check
the PIN 9~11 of SMPS still have
+5V
Check Main Bosrd Circuit
Check power PIN 2~4
Fuse or short to Ground
Check Main Board Circuit
Check SMPS
L
Yes
Yes
H
Yes
Yes
Yes
No
No
No
No
Содержание 1E03-37GT
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