LG Flatron M228WA, Service Manual

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CONTENTS
SPECIFICATIONS ................................................... 2
PRECAUTIONS ....................................................... 8
DISASSEMBLY .......................................................12
BLOCK DIAGRAM ................................................. 14
DESCRIPTION OF BLOCK DIAGRAM...................15
ADJUSTMENT ...................................................... 17
TROUBLESHOOTING GUIDE .............................. 24
EXPLODED VIEW...................................................30
REPLACEMENT PARTS LIST ...............................32
SCHEMATIC DIAGRAM ..........................................40
1. Application range
This specification is applied to 22" Wide Monitor TV used
LP69G chassis.
2. Requirement for Test
Each part is tested as below without special appointment.
(1) Power Voltage : Standard input voltage (100~240V@,
50/60Hz)
*Standard Voltage of each products is marked by models.
(2) Specification and performance of each parts are followed
each drawing and specification by part number in
accordance with BOM.
(3) The receiver must be operated for about 20 minutes prior
to the adjustment.
3. Test method
3.1 Performance : LGE test method followed
3.2 Demanded other specification
Safety : CE, IEC Specification
EMC : CE, IEC
SPECIFICATION
NOTE : Specifications and others are subject to change without notice for improvement.
4-1. General Specification
4.1.1 TV
4. General Specification(TV)
No Item Specification Remark
1 Video input applicable system PAL-D/K, B/G, I, SECAM L, NTSC, NTSC 4.43
2 Receivable Broadcasting System PAL/SECAM BG (BZH/BTH)
PAL/SECAM DK EU/Non-EU
PAL I (PAL Market)
SECAM L/L’
3 RF Input Channel VHF : E2 ~ E12
UHF : E21 ~ E69 PAL
CATV : S1 ~ S20
HYPER : S21~ S41
L/L’ : B, C, D FRANCE
4 Input Voltage 100-240V~, 50Hz/60Hz
5 Market EU
6 Tuning System FVS 100 program PAL, 200 PR.(Option)
FS NTSC
7 Operating Environment Temp : 10°C~ 35°C
Humidity : 20% ~ 80%
8 Storage Environment Temp : -10°C ~ 60°C non condensing
Humidity : 5%~90% non condensing
9 Display LCD Module