Rev.
09
Company Confidential LG_______________________ Delta____________
16
2006/09/14
3.
TROUBLE SHOOTING
By checking operations during normal usage time, it is possible to carry out judgments on malfunction to a certain
extent. Carry out the following checks before disassembling the equipment.
No
No
No
No
Yes
Yes
Connect the power cord
POWER
: Light
READY
: Light
POWER
:
3
Blinks
READY
:
1
Blink
POWER
:
4
Blinks
READY
:
1
Blink
Waiting
Power On
1. Check cable of Power Supply Unit and thermostat Ass’y.
2. Check the connection of Power Supply (CON201 of Power board
to CN800 of Main board).
3. Check Power Supply Unit malfunction.
4. Check keypad connection.
1. Check Lamp Cover Ass’y is not attached.
2.
Check Switch board connector (CN305) is open.
3. Check Thermostat is not attached.
4. Check
Main board connector (CN600) is open.
1. Check Main board connector (CN306) disconnected.
2. Check Thermal sensor PWB Ass’y
malfunction.
Yes
POWER
、
READY
: ON
Stand-by ready
Yes
Содержание AB110
Страница 1: ......
Страница 16: ...Rev 09 Company Confidential LG_______________________ Delta____________ 15 2006 09 14 2 6 Block Diagram ...
Страница 48: ...Rev 09 Company Confidential LG_______________________ Delta____________ 47 2006 09 14 ...
Страница 52: ...Rev 09 Company Confidential LG_______________________ Delta____________ 51 2006 09 14 DS125 ...
Страница 53: ...Rev 09 Company Confidential LG_______________________ Delta____________ 52 2006 09 14 AB110 ...
Страница 63: ...Rev 09 Company Confidential LG_______________________ Delta____________ 62 2006 09 14 6 7 Carton ...
Страница 64: ...Rev 09 Company Confidential LG_______________________ Delta____________ 63 2006 09 14 Case ...
Страница 65: ...Rev 09 Company Confidential LG_______________________ Delta____________ 64 2006 09 14 ...
Страница 66: ......