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LC-32LE140
21.3. Led Blinking Problem
Problem: LED blinking, no other operation
This problem indicates a short on Vcc voltages. Protect pin should be logic high while
normal operation. When there is a short circuit protect pin will be logic low. If you detect
logic low on protect pin, unplug the TV set and control voltage points with a multimeter to
find the shorted voltage to ground.
21.4. IR Problem
Problem: LED or IR not working
Check LED card supply on MB62 chasis.
2
1
.5. Keypad Touchpad Problems
Problem: Keypad or Touchpad is not working
Check keypad supply and KEYBOARD pin on MB62.
Summary of Contents for LC-32LE140E
Page 17: ...17 LC 32LE140 0 1 General Block Diagram 1 General Block Diagram ...
Page 22: ...22 LC 32LE140 2 3 Absolute Ratings 2 3 1 Electrical Characteristics ...
Page 25: ...25 LC 32LE140 3 3 2 Operating Specifications 3 4 Pinning 3 3 2 Operating Specifications ...
Page 38: ...38 LC 32LE140 Pinning 8 3 Pinning ...
Page 50: ...50 LC 32LE140 18 2 HDMI CN707 CN708 18 3 VGA CN711 ...
Page 52: ...52 LC 32LE140 19 1 Video Settings 19 1 Video Setting 19 2 Audio Settings 19 2 Audio Settings ...
Page 53: ...53 LC 32LE140 19 3 Options 19 3 Options Options 1 Options 1 Options 2 Options 2 ...
Page 76: ...76 LC 32LE140 NOTES ...