LG L1915S - LG - 19" LCD Monitor Support and Manuals
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Most Recent LG L1915S Questions
Monitor Is To Light How Do I Adjust The Brightness.
(Posted by auline2001 11 years ago)
Popular LG L1915S Manual Pages
Service Guide - Page 1
...Specification
1. Language : English 7. Number of pages : 24
99
ᑖ
Part No. 3828TSL095Y
3. Changes
8 7 6 5 4 3 2
1
REV. NO. MM/DD/YY
CHANGE NO. Printing Colors • Cover : LG...
4. Bindery : Saddle stitch 6. Model Description
MODEL L1915SM SUFFIX ALAUR
BRAND
LG
Product Name FLATRON L1915S
2.
Special Instructions
(1) Origin Notification * LGEDI : ...
Service Guide - Page 3
Website:http://biz.LGservice.com E-mail:http://www.LGEservice.com/techsup.html
COLOR MONITOR SERVICE MANUAL
CHASSIS NO. : CL-61
MODEL:
L1915S (L1915SM-AL**R)
( ) **Same model for Service
CAUTION
BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
*To apply the Mstar Chip.
Service Guide - Page 4
... 75Hz
4. POWER SUPPLY
5-1. RESOLUTION MAX Recommend
: 1280 x ...SPECIFICATIONS 2 PRECAUTIONS 3 TIMING CHART 4 OPERATING INSTRUCTIONS 5 WIRING DIAGRAM 6 BLOCK DIAGRAM 7
DESCRIPTION OF BLOCK DIAGRAM 8 ADJUSTMENT 10 TROUBLESHOOTING GUIDE 12 EXPLODED VIEW 16 REPLACEMENT PARTS LIST 18 SCHEMATIC DIAGRAM 20
SPECIFICATIONS...Backlight Unit
: 4-CCFL (Cold Cathode
Fluorescent Lamp)
2.
Service Guide - Page 5
... monitor that these critical parts should be exposed to ... or you want to replace with the new backlight (CCFL) or inverter ...parts to prevent electric shock, fire or other hazard.
• Do not modify original design without obtaining written permission from shock hazard during service operation.
-3-
It is essential that are important for a long time.
• The module not be replaced...
Service Guide - Page 7
...the ideal settings for the current screen resolution size (display mode). This will automatically adjust your display settings, always ...8226; USER MODE : For use under user setup image
conditions (Brightness, contrast and color tint are selected by the user in ... in OSD Screen Setup Menu.)
100 100
Bring up green when the monitor operates normally. OPERATING INSTRUCTIONS
FRONT VIEW
REAR ...
Service Guide - Page 8
... at any time by pushing the MENU button and button for 3 seconds: the message "CONTROLS LOCKED" appears. OPERATING INSTRUCTIONS
CONTROLS LOCKED/UNLOCKED : MENU and This function allows you to secure the current control settings, so that they cannot be inadvertently changed. WIRING DIAGRAM
Connector Ass'y P/N: 6631T20020Q
Connector Ass'y P/N: 6631T11012W
CN105 CN104
CON002...
Service Guide - Page 11
... is also monitor by this part.
5. EMI components. Energy Transfer. Output rectifier and filter.
Photo-Coupler isolation. This part contains of EMI components to achive the dc output stablize, and also the over power protection is to make a pulse width modulation control and to provide the driver signal to power switch, to adjust the...
Service Guide - Page 12
....
- 10 - ADJUSTMENT
Windows EDID V1.0 User Manual
Operating System: MS Windows 98, 2000, XP Port Setup: Windows 98 => Don't need setup
Windows 2000, XP => Need to "c:\WINNT\system32\drivers" folder b) Run Userport.exe
c) Remove all default number d) Add 300-3FF
2) Edit Week of Manufacture, Year of Manufacture, Serial Number a) Input User Info Data b) Click "Update" button c) Click " Write...
Service Guide - Page 13
...: W/B balance sets the gain and offset value. Video Signal Generator
Control Line
IBM
15
Compatible PC
10
5
Not used RS232C
PARALLEL PORT
OFF ON 5V
F
C
PARALLEL
VGS
A
MONITOR
B
V-SYNC ST...NVRAM INIT : EEPROM initialize(24C08) c) ADC OFFSET : The lowest value of input levels sets to digitally 0(zero). SERVICE OSD
1) Turn off the power switch at the front side of the display.
2) Wait...
Service Guide - Page 14
... KEY CONTROL CONNECTOR ROUTINE
CHECK POWER
NO
BOARD, AND FIND
OUT A SHORT POINT
AS OPENING
EACH POWER LINE
NO
CHECK 5VS LINE
(OPEN CHECK)
NO PROBLEM
IS U201 PIN114 (3.3V) VOLTAGE ?
YES
CHECK U501 PIN 8 Voltage
(5V) ? CHECK 3.3V LINE CHECK X-TAL
TROUBLESHOOTING GUIDE
1.
Service Guide - Page 15
NO RASTER (OSD IS NOT DISPLAYED) -
YES
NO CHECK LIPS
NO
CHECK MICOM INV
ON/OFF PORT.
1. CAN YOU SEE PULSE AT YOUR SCOPE? YES
REPLACE CCFL LAMP IN THE LCD MODULE
NO - 13 - CHECK MICOM DIM-ADJ
PORT
CHECK PULSE AS CONTACTING SCOPE PROBE TO CAUTION LABEL. (CONTACT PROBE TO ...
Service Guide - Page 16
...
U501 PIN43 IS 64KHz H-SYNC? NO RASTER (OSD IS NOT DISPLAYED) - YES
U201 PIN122, 123 OSCILLATE AS
12MHZ? YES
TROUBLE IN CABLE OR LCD MODULE
NO CHECK CONNECTION LINE FROM D-SUB TO U501
- 14 -
CHECK PIN122, 123
NO
SOLDERING CONDITION
2. IS PULSE APPEARED AT SIGNAL ...
Service Guide - Page 17
TROUBLE IN DPM
CHECK R773, R775
(SYNC) ?
YES
CHECK U501 PIN 43.44 SYNC PULSE ?
YES
TROUBLE IN U501
NO
CHECK PC
PC IS NOT GOING
INTO DPM OFF MODE
NO
CHECK H/V SYNC
LINE
- 15 - TROUBLE IN DPM
4.
Service Guide - Page 19
... TKL104 89483 WA-LOCAL -For Europe LCD(LIQUID CRYSTAL DISPLAY), LM190E03-B4K1 LG PHILPS TFT COLOR 20T,TN,250NITS,SXGA,LVDS BACK COVER ASSEMBLY, L1915S 3808TKL086A ABS,8D966 -For Australia BACK COVER ASSEMBLY, L1915S TKL086A WA-LOCAL -For Europe TILT SWIVEL ASSEMBLY, L1915S . NO SWIVEL 8D966 -For Australia TILT SWIVEL ASSEMBLY, L1915SN . "G"-LOCAL(LGEWA) -For...
Service Guide - Page 20
...R/TP
- 18 - MAIN BOARD CAPACITORS
DATE: 2004. 08.12 DESCRIPTION / SPECIFICATION
C204 C205 C206 C207 C208 C209 C210 C211 C214 C215 C216 C217 C218 C219 ...REPLACEMENT PARTS LIST
CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS, READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL.
* NOTE : S SAFETY Mark AL ALTERNATIVE PARTS
*S *AL LOC. NO. PART NO. DATE: 2004. 08.12 DESCRIPTION / SPECIFICATION...
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