1
LMD-1420/1410
Table of Contents
1. Service Overview
1-1.
Appearance Figure ...................................................................................... 1-1
1-2.
Board Location ............................................................................................ 1-1
1-3.
Disassembly ................................................................................................ 1-2
1-3-1.
Rear Cover ................................................................................. 1-2
1-3-2.
Q Board ...................................................................................... 1-2
1-3-3.
GA Board ................................................................................... 1-3
1-3-4.
Inverter Board/BA Board ........................................................... 1-3
1-3-5.
DC Fan/Speaker ......................................................................... 1-4
1-3-6.
J Board ....................................................................................... 1-4
1-3-7.
LCD Panel .................................................................................. 1-5
1-3-8.
H Board/X Board (X Board: LMD-1420 only) .......................... 1-6
1-4.
Unleaded Solder .......................................................................................... 1-6
1-5.
Warning on Power Connection ................................................................... 1-7
2. Electrical Alignment
2-1.
Preparation .................................................................................................. 2-1
2-1-1.
Required Equipment ................................................................... 2-1
2-1-2.
Warm-up Time ........................................................................... 2-1
2-1-3.
How to Enter Service Mode ....................................................... 2-1
2-1-4.
Preparing the Power Supply and Signals ................................... 2-1
2-2.
White Balance Adjustment ......................................................................... 2-1
3. Troubleshooting
3-1.
Backlight does not light .............................................................................. 3-1
3-2.
System does not start ................................................................................... 3-2
3-3.
Operation of this unit is abnormal ............................................................... 3-2
3-4.
Image is abnormal ....................................................................................... 3-3
3-5.
TALLY lamp is not lit (LMD-1420 only) ................................................... 3-3
3-6.
Output function is abnormal ........................................................................ 3-4
3-7.
Fan is abnormal ........................................................................................... 3-4
4. Spare Parts
4-1.
Notes on Repair Parts .................................................................................. 4-1
4-2.
Exploded Views .......................................................................................... 4-2
4-3.
Electrical Parts List ..................................................................................... 4-4
4-4.
Packing Materials & Supplied Accessories ................................................ 4-4
Summary of Contents for LUMA LMD-1410
Page 1: ...LCD MONITOR LMD 1420 LMD 1410 SERVICE MANUAL 1st Edition ...
Page 4: ...2 LMD 1420 1410 5 Block Diagrams Overall 5 1 6 Frame Wiring Diagram Frame Wiring 6 1 ...
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