LG PFM-42V1E, Service Manual

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1. PDP CHARACTERISTICS
Type : WVGA Module
Size : 42 inch
Display area : 920.1 (H) x 518.4 (V) ± 0.5mm
Cell Pitch : 396um (H) x 1080um (V)
(stand for Green Cell)
Number of gradations : 256 steps for RGB
Peak Brightness
: Typ.1000 cd/ ㎡ (1/25white window)
Electrical Interface : LVDS
Contrast Ratio : Typ.1000:1(In dark room with 1/25 white)
Power Consumption : Typ.230W(Full White Pattern)
2. OPTICAL CHARACTERISTICS
2-1. White Peak Brightness: 297.5Min(cd/ ㎡ )
(1/25 White window with 40% scren filter RGB mode)
2-2. White Average Brightness: 60Min(Full White window)
3. ENGINEERING SPEC
3-1. Sync Signal
• Type : Composite Video, Y/C,
Component(Y/Cb/Cr),
Hivision(Y/Pb/Pr), Analog RGB,
DVI-D(TMDS)
3-2. Video Input Signal
1) Composite Video : 75
Ω
terminated(Auto)
NTSC 3.58, PAL 4.43,
SECAM, NTSC4.43, PAL60, PAL-N
PAL-M: 1Vp-p
2) Y/C : 75
Ω
terminated
Y: 1Vp-p, Minus Sync
C: 0.286Vp-p(NTSC)/0.3Vp-p(PAL)
3) Component : 75
Ω
terminated
(Y/Cb/Cr) NTSC: 0.714Vp-p/PAL: 0.7Vp-p
SYNC_ON Y: 0.286Vp-p(NTSC)
0.3Vp-p(PAL)
4) Hivision : 75
Ω
terminated
(Y/Pb/Pr) Y: 1Vp-p, Trilevel Sync
Pb, Pr: 0.7Vp-p
5) Analog RGB : 75
Ω
terminated
(fH=15~96kHz, fV=48~85Hz)
R/G/B: 0.7Vp-p
SYNC: H/V Separate 1-5Vp-p,
High Impedance,
H/V Composite: 1-5Vp-p,
High Impedance,
SYNC_ON_GREEN 0.286Vp-p
6) DVI-D : TMDS
3-3. Operating Frequency
Horizontal : 15 ~ 96kHz (ANALOG)
Horizontal : 28 ~ 81kHz (DIGITAL)
Vertical : 48 ~ 85Hz
5. POWER SUPPLY
5-1. Power : AC 100-240V ± 5V, 50/60Hz ± 2%
5-2. Power Consumption
6. ENVIRONMENT
6-1. Operating Temperature: 0°C~+35°C (32°F~95°F)
6-2. Relative Humidity : 20%~90%
(No dew condensation)
6-3. Altitude :~2,000m
7. DIMENSIONS
Width : 1,033 mm (40.67'')
Depth : 102 mm (4.01')
Height : 631 mm (24.84'')
8. WEIGHT
Net. Weight : 27.6kg (60.86 lbs)
Gross Weight : 36.2kg (79.81 lbs)
CONTENTS
SPECIFICATIONS
- 2 -
SPECIFICATIONS ................................................... 2
PRECAUTIONS ....................................................... 3
TIMING CHART ....................................................... 4
OPERATING INSTRUCTIONS ................................ 6
BLOCK DIAGRAM ................................................... 8
DESCRIPTION OF BLOCK DIAGRAM.................... 9
ADJUSTMENT .......................................................12 TROUBLESHOOTING GUIDE .............................. 13
WIRING DIAGRAM ................................................26
SCREW PART LIST................................................ 27
EXPLODED VIEW...................................................29
REPLACEMENT PARTS LIST ...............................31
PIN CONFIGURATION ...........................................45
SCHEMATIC DIAGRAM ......................................... 48
MODE
NORMAL
Stand By
AC OFF
Wattage
350 W
3 W
0W
LED COLOR
GREEN
RED
OFF
VIDEO
YES
NO
NO