LG 42LB1DRA - 42" LCD Integrated HDTV Support and Manuals
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Most Recent LG 42LB1DRA Questions
Power On.
I have a 42LB1DRA. I turn it on and then it shuts back off about 30 seconds after. Won't stay on.
I have a 42LB1DRA. I turn it on and then it shuts back off about 30 seconds after. Won't stay on.
(Posted by jasonjarel 5 years ago)
I Have No Picture Or Sound
i just received a 42 lg tv and all of a sudden i have no picture or sound. What should i do
i just received a 42 lg tv and all of a sudden i have no picture or sound. What should i do
(Posted by robbinst2510 8 years ago)
Image Doesn't Appear After Tv Is Started
After you put tv ON, display turns to a pink color during 5-10 seconds and then changes to black. No...
After you put tv ON, display turns to a pink color during 5-10 seconds and then changes to black. No...
(Posted by alopez913 9 years ago)
Popular LG 42LB1DRA Manual Pages
Service Manual - Page 1
website:http://biz.LGservice.com e-mail:http://www.LGEservice.com/techsup.html
LCD TV SERVICE MANUAL
CHASSIS : LA61A
MODEL : 42LB1DR-UA / 42LB1DRA-UA
CAUTION
BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
Service Manual - Page 3
... servicing of shock hazard and the set is corresponds to the customer. Any voltage measured must be checked and repaired before the receiver is essential that must be between a known good earth ground (Water Pipe, Conduit, etc.) and the exposed metallic parts. In case any fuse (or Fusible Resistor) in the Schematic Diagram and Replacement Parts...
Service Manual - Page 4
..., circuit board
module or any of its protective package until immediately before you are ready to the junction of this publication. Test high voltage only by measuring it . (Most replacement ES devices are correctly installed.
7. Use an appropriate gauge of RMA resin-core solder composed of electrolytic capacitors may result in this service manual. type...
Service Manual - Page 8
... 720x576 6. 1280x720
Specification
H-freq(kHz)
...HDTV 576p
TE, ME
HDTV 720p
TE, ME
HDTV 720p
TE, ME
HDTV 1080i 50Hz (AU Ver.) TE, ME
HDTV 1080i 60Hz (ATSC) TE, ME
HDTV...Supported
Typ. Item
1 Viewing Angle 2 Luminance
3 Contrast Ratio
4 CIE Color Coordinates
R/L, U/D
Luminance(cd/ )
Variation
CR
CRD (With Al)
WHITE
Wx
Wy
RED
R
Ry
GREEN
Gx
Gy
BLUE
Bx
By
Specification...
Service Manual - Page 9
... 50.00 59.94
Pixel clock(MHz) SDTV 576p 50Hz SDTV 480p 60Hz HDTV 720p 50Hz HDTV 720p 60Hz HDTV 1080i 50Hz HDTV 1080i 60Hz
HDCP HDCP HDCP HDCP
Proposed
9. HDMI PC INPUT Mode Table
No...WXGA) VESA(WXGA) Supported HDCP DVI Digital 1080i HDCP DVI Digital 720p
8. Mechanical specification
No, 1 Product Dimenson
2 Product Weight
Item
Before Packing After Packing Only SET With Box
Width(W) 1175...
Service Manual - Page 11
... after confirming
4. Preparation for Adjustment
(1) As shown below, connect the MPLAB ICD2 equipment, PC and Digital Connector.
(2) Turn on the MPLAB ICD2 POWER Supply.
+13V
GND Data
Test Pattern 2min 30sec Test Pattern 30sec
Connect the RS-232 or USB Cable
Connect the MPLAB ICD2 and connector of the PDP TV, PA61A. ADJUSTMENT INSTRUCTION
1.
Service Manual - Page 12
Adjustment Sequence
(1) After open .
(2) Select 'Connection' and SET connected to RS-232C. (3) After clicking "Enter", confirm that "Enter Password:"
appears.
(6) Select "Programmer -> Program".
- 12 - Preparation for Adjustment
(1) Connect the MEMORY JIG and PC. (2) Turn on the JIG MAIN POWER SWITCH. (3) After turn on the PC and MONITOR, execute the
'Certificate Downloader v1.4' from "Device"...
Service Manual - Page 13
... Test S/W must be repeated.
- 13 - SET is on the Service Remote Control (S R/C).
(3) Go to "GlinkTo PC Card" ON.
(6) When the Dialog window appears, click OK and the write work must be used.
6-2. Adjustment Confirmation Work
(1) Turn on the TV and run Factory Test Program of the Digital Board.
(4) Click the "OpenFile - Guide Data Discharge
Equipment
[ In case...
Service Manual - Page 14
... adjust menu by Check JIG Set before assembly. (Especially, be careful Power PCB Assy which can cause Damage to number 2 Cable Check and press the Right key (G ) . (4) Confirm items below and turn on
the Service Remote Control (S R/C). (3) Go to the PDP Module.)
Connection Diagram of Power Adjustment for Measuring (Power Board): 60"
9. HDMI EDID Data Input...
Service Manual - Page 16
... Manual ... errors, 'Video Configuration Error...Service R/C. Video(uPD)-Set
Adjustment for reduce color difference Main/Sub screen of RF or Video signal.
12-1. After input pattern(Model...Set' and enter the adjustment mode by pressing the right key (G ).
(3) When enter the adjustment mode, displayed the TV 2CH SPLIT Screen automatic at least 30 minutes by pressing the Power only Key on the Service...
Service Manual - Page 17
... manufacturing the TV set a specific function or complete setting.
23 PIP CH-(OP1)
To move the channel down or to select a function displayed on automatically if the power is supplied to the TV. (Use the POWER key to...adjustment mode. To halt the main screen in the PIP screen. To check TV screen image easily. Used as a hold key in the teletext mode (Page updating is stopped.)
31 TIME
...
Service Manual - Page 31
... (30Bit) , DE(#97)
8
Check C PLD (IC301) HD(#96),VD(#95)
Check C Y2309 (IC203) 8
REF(#1), CLKA4(#15)
Check C PLD (IC301)
AV Board Digit al Bo ard
1 : _Check supported format(ref. owner's manual) 2 : _Check CXA2181(IC300) power, input signal
(Y_in) :
(Cb_in) : (Cr_in) :
Fh_Comp
< Fh_Comp> 480i : 15.75KHz 480p : 31.5Khz 1080i : 33.75KHz 720P : 45KHz
(R)(B)(G) : (H) :
Fh_RGB...
Service Manual - Page 39
... A PCMCIA card distributed by connecting the RF cable to access diagnostic screens for repair. 6. Verify Host (TV) Operation: The installer can pull up the User Interface screen, the technician should check the CableCARD slot on the DCR for further troubleshooting.
When inserting cable card push carefully but firmly until you feel the card click...
Service Manual - Page 40
... repair information. FDC status (OOB Status) : Lock d. works with the CE manufacturer.
10. If installer is still not displayed, installer should follow the directions given by the CE manufacturer in LG DCR TV....the customer to receive services on to the MSO headend dispatcher for troubleshooting. The CableCARD must be protected through the use of their channel set- pod pairing screen ...
Service Manual - Page 55
... as follows;
DIGITAL BOARD CAPACITOR
DATE: 2006. 02. 20. PART NO. DATE: 2006. 02. 20. NO. CC, CX, CK, CN, CH : Ceramic CQ : Polyestor CE : Electrolytic CF : Fixed Film
RD : Carbon Film RS : Metal Oxide Film RN : Metal Film RH : CHIP, Metal Glazed(Chip) RR : Drawing
*S *AL LOC. DESCRIPTION / SPECIFICATION
C100 C1001 C1002...
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