![LG E2042T-BN [2/20] Contents](/img/pdf.png)
LG E2042T-BN [2/20] Contents
![LG E2042T [2/20] Contents](/views2/1085862/page2/bg2.png)
- 2 -
CONTENTS
SPECIFICATIONS ................................................... 2
PRECAUTIONS ....................................................... 4
TIMING CHART ....................................................... 8
DISASSEMBLY ....................................................... 9
BLOCK DIAGRAM ................................................. 11
DESCRIPTION OF BLOCK DIAGRAM...................12
ADJUSTMENT ...................................................... 14
TROUBLESHOOTING GUIDE .............................. 16
WIRING DIAGRAM ............................................... 19
EXPLODED VIEW...................................................20
REPLACEMENT PARTS LIST ...............................22
SCHEMATIC DIAGRAM......................................... 26
1. LCD CHARACTERISTICS
Type : TFT Color LCD Module
Active Display Area : 20 inch diagonal
Pixel Pitch : 0.09225RGB(H)mm x 0.27675(V)mm
Size : 462.8(H) x 272.0(V) x 10.2(D) mm(Typ.)
Color Depth : 16.7M colors(6-bit with A-FRC)
Electrical Interface : 2ch-LVDS
Surface Treatment : Anti-Glare, Hard Coating(3H)
Operating Mode :
Normally White
Backlight Unit : White LED
2. OPTICAL CHARACTERISTICS
2-1. Viewing Angle by Contrast Ratio >10
2-3. Contrast Ratio : 700(min), 1000(TYP)
DFC -> 5000000 : 1(TYP)
3. SIGNAL (Refer to the Timing Chart)
3-1. Sync Signal
3-2. Video Input Signal
1) Type : R, G, B Analog
2) Voltage Level : 0~0.7 V
3) Input Impedance : 75 Ω
3-3. Operating Frequency
4. MAX. RESOLUTION
Analog : 1600 x 900@60Hz
5. POWER SUPPLY
5-1. Power Adaptor(Built-in Power)
Input : AC 100-240
V~, 50/60 Hz, 1.0A
5-2. Power Consumption
6. ENVIRONMENT
6-1. Operating Temperature : 10°C~35°C (50°F~95°F)
6-2. Relative Humidity : 10%~80% (Non-condensing)
6-3. MTBF : 30,000 HRS with 90%
Confidence level
Lamp Life : 30,000 Hours (Min)
7. DIMENSIONS (with TILT)
Width : 47.4 cm (18.66 '' )
Depth :
16.8
cm (
6.61
'' )
Height :
36.6
cm (
14.4
'')
8. WEIGHT (with TILT/SWIVEL)
Net. Weight : 2.3 kg (5.06 lbs)
Gross Weight : 3.5kg (7.7 lbs)
SPECIFICATIONS
MODE
POWER ON (NORMAL)
STAND BY
SUSPEND
DPMS OFF
POWER S/W OFF
H/V SYNC
ON/ON
OFF/ON
ON/OFF
OFF/OFF
-
POWER CONSUMPTION
less than 24 W(max)
less than 20 W(typ)
LED COLOR
OFF
VIDEO
ACTIVE
OFF
OFF
OFF
-
Copyright
Only for training and service purposes
LGE Internal Use Only
Horizontal: Left:+85°, -85°(Typ) Right: +85°, -85°(Typ)
Vertical:
Top:+75°, -85°(Typ) Bottom: +75°, -85°(Typ)
RED
BLINKING
less than 0.3 W
less than 0.3 W
less than 0.3 W
less than 0.3 W
2010 LG Electronics. Inc. All right reserved.
2-2. Luminance
: 200
(min),250(Typ)(Full white pattern,0.7V),
WARM
:150（min)（Full whitepattern,0.70V),
MEDIUM
: 150(min)
(Full white pattern,0.70V),
COOL
Horizontal : 30 ~ 83kHz
Vertical : 56 ~ 75Hz
Analog:
RED
BLINKING
RED
BLINKING
RED
Super Energy Saving On/Off On RED
Efficiency:
up to30%
Digital
: 1600 x 900@60Hz
• Type : Separate Sync, Digital
Содержание
- Caution 1
- Chassis no lm12a 1
- Color monitor service manual 1
- E2042t 1
- E2042t a 1
- Adjustment 14 2
- Block diagram 11 2
- Contents 2
- Description of block diagram 2 2
- Disassembly 9 2
- Exploded view 0 2
- Precautions 4 2
- Replacement parts list 2 2
- Schematic diagram 26 2
- Specifications 2
- Specifications 2 2
- Timing chart 8 2
- Troubleshooting guide 16 2
- Wiring diagram 19 2
- Caution 3
- Leakage current hot check circuit 3
- Precaution 3
- Warning 3
- Servicing precautions 4
- Timing chart 7
- Disassembly set 8
- Place the monitor face down on the cushion or soft cloth 8
- Remove the stand body and atand base from the product 8
- Boost converter of led block converters 19v to 41v and operates back light led strings of module in e2042t case 10
- Description of block diagram 10
- Adjustment 11
- A clear eti to initialize using time c auto color w b balance and automatically sets the gain and offset value press key for over 3 sec d aging select aging mode on off b module to select applied module d nvram init eeprom initialize 24c16 press key for over 3 sec e r g b 9300k allows you to set the r g b 9300k value manually f r g b 6500k allows you to set the r g b 6500k value manually g r g b offset allows you to set the r g b offset value manually analog only h r g b gain allows you to set the r g b gain value manually analog only 12
- Copyright 12
- Figure 1 cable connection 12
- Only for training and service purposes lge internal use only 2010 lg electronics inc all right reserved 12
- Service osd 12
- The svc osd menu contains additional menus that the user osd menu as described below 12
- Turn off the power switch at the right side of the display 12
- Wait for about 5 seconds and press menu power switch for 1 second interval 12
- Check ic103 pin 42 43 13
- Ic102 pin3 5v 13
- No power 13
- Troubleshooting guide 13
- Waveforms 13
- No raster osd is not displayed main 14
- Trouble in dpm 15
- Waveforms 15
- Ead 61426311 16
- Lgd ead61905269 16
- Main board 16
- Wiring diagram 16
- Mfl67122143 20
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