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Service Guide Specification
Service Guide Specification
1.
Model Description
MODEL
L1730BSNHM
SUFFIX
KLEURW
2.
Printing Specification
1. Trim Size (Format) :
2. Printing Colors
• Cover :
LG COLORS
• Inside :
Black
3. Stock (Paper)
Snow White 150 g/
• Cover :
Snow White 100 g/
• Inside :
4. Printing Method :
5. Bindery :
6. Language :
7. Number of pages :
3.
Special Instructions
(1) Origin Notification
* LGEDI : Printed in Indonesia
* LGESP : Printed in Brazil
* LGENT : Printed in China
4.
Changes
8
7
6
5
4
3
2
1
REV.
MM/DD/YY
NO.
BRAND
Product Name
215mm x 280 mm
Saddle stitch
English
32
( Including blank 2pages)
* LGEWA : Printed in U.K.
* LGEMX : Printed in Mexico
* LGEIL : Printed in India
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Part No.
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CONTENTS
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Table of Contents
Related Manuals for LG Flatron L1730B
Summary of Contents for LG Flatron L1730B
- Page 1 Model Description MODEL L1730BSNHM BRAND Part No. 3828TSL084H SUFFIX KLEURW Product Name FLATRON L1730B Printing Specification 1. Trim Size (Format) : 215mm x 280 mm 2. Printing Colors • Cover : LG COLORS • Inside : Black 3. Stock (Paper) Snow White 150 g/ •...
- Page 2 D D D D Pagination sheet Pagination sheet English English English English English Front cover Cover Inside …. ….. (blank) English English English English English Rear cover Rear Inside Cover …. (blank)
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Page 3: Color Monitor
Website:http://biz.LGservice.com E-mail:http://www.LGEservice.com/techsup.html COLOR MONITOR SERVICE MANUAL CHASSIS NO. : CL-62 MODEL: L1730B (L1730BSNHM-AL**R) CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. MENU LightView SOURCE SET/AUTO Issue Date; 2004.11... - Page 4 - 1 -...
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Page 5: Table Of Contents
CONTENTS SPECIFICATIONS ........... 2 DESCRIPTION OF BLOCK DIAGRAM....13 PRECAUTIONS ............4 ADJUSTMENT ............15 TIMING CHART ............8 TROUBLESHOOTING GUIDE ......17 DISASSEMBLY ............9 EXPLODED VIEW...........21 WIRING DIAGRAM ..........11 REPLACEMENT PARTS LIST .......23 BLOCK DIAGRAM ..........12 SCHEMATIC DIAGRAM ......... 26 SPECIFICATIONS 1. -
Page 6: Signal Connector Pin Assignment
Signal Connector Pin Assignment • DVI-D Connector (Digital/Analog) Signal (DVI-D) Signal (DVI-D) T. M. D. S. Data2- Hot Plug Detect T. M. D. S. Data0- T. M. D. S. Data2+ T. M. D. S. Data2/4 Shield T. M. D. S. Data0+ T. -
Page 7: Precautions
PRECAUTION WARNING FOR THE SAFETY-RELATED COMPONENT. WARNING BE CAREFUL ELECTRIC SHOCK ! • There are some special components used in LCD monitor that are important for safety. These parts are • If you want to replace with the new backlight (CCFL) or marked on the schematic diagram and the inverter circuit, must disconnect the AC adapter... -
Page 8: Servicing Precautions
SERVICING PRECAUTIONS CAUTION: Before servicing receivers covered by this 9. Use with this receiver only the test fixtures specified in service manual and its supplements and addenda, read this service manual. and follow the SAFETY PRECAUTIONS on page 3 of this CAUTION: Do not connect the test fixture ground strap publication. - Page 9 General Soldering Guidelines Replacement 1. Use a grounded-tip, low-wattage soldering iron and 1. Carefully insert the replacement IC in the circuit board. appropriate tip size and shape that will maintain tip 2. Carefully bend each IC lead against the circuit foil pad and solder it.
- Page 10 Circuit Board Foil Repair At Other Connections Excessive heat applied to the copper foil of any printed Use the following technique to repair the defective copper circuit board will weaken the adhesive that bonds the foil pattern at connections other than IC Pins. This technique to the circuit board causing the foil to separate from or involves the installation of a jumper wire on the "lift-off"...
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Page 11: Timing Chart
TIMING CHART VIDEO SYNC Total Video Sync Front Blanking Sync MODE H / V Frequency Period Active Duration Porch Time Resolution Polarity Clock ( E ) Time ( A ) ( D ) ( C ) ( B ) H(Pixels) 31.469 640 x 350 25.175... -
Page 12: Disassembly
DISASSEMBLY 1. Put a soft cushion on the floor and lay the stand on its 4. Cover the panel with your hand so that it is not scratched. side so that the base is accessible. Then, pull up the cabinet corner side. 2. - Page 13 7. Push the shield cap upward and disassemble it. 9. Pull out the link cable while pushing up the main frame. 8. Pull out the cable. - 10 -...
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Page 14: Wiring Diagram
WIRING DIAGRAM Connector Ass’y P/N: 6631T11012W 6631T11020W Power Board Connector Ass’y P/N: 6631T20020Q Connector Ass’y P/N: J706 6631T20024C J702 Main Board J707 Control Board - 11 -... -
Page 15: Block Diagram
BLOCK DIAGRAM - 12 -... -
Page 16: Description Of Block Diagram
DESCRIPTION OF BLOCK DIAGRAM 1. Video Controller Part. This part amplifies the level of video signal for the digital conversion and converts from the analog video signal to the digital video signal using a pixel clock. The pixel clock for each mode is generated by the PLL. The range of the pixel clock is from 25MHz to 80MHz. -
Page 17: Lips Board Block Diagram
LIPS Board Block Diagram LIPS Board Block Diagram 50 ~ 60Hz 100KHz HVDC INPUT RECTIFIER ENERGY OUTPUT RECTIFIER COMPONENTS AND FILTER TRANSFER AND FILTER LINE 100 ~ 240V SIGNAL PHOTO- COLLECTI CONTROL COUPLER CIRCUIT ISOLATION PRIMARY SECONDARY Operation description_LIPS 1. EMI components. This part contains of EMI components to comply with global marketing EMI standards like FCC,VCCI CISPR, the circuit included a line-filter, across line capacitor and of course the primary protection fuse. -
Page 18: Adjustment
ADJUSTMENT Windows EDID V1.0 User Manual 2. EDID Read & Write 1) Run WinEDID.exe Operating System: MS Windows 98, 2000, XP Port Setup: Windows 98 => Don’t need setup Windows 2000, XP => Need to Port Setup. This program is available to LCD Monitor only. 1. -
Page 19: Service Osd
SERVICE OSD 1)Turn off the power switch at the front side of display. 2)Wait for about 5 seconds and press MENU key, Press Power key. 3)Shows the service OSD menu. 4)The service OSD menu contains additional menus that the User OSD menu as described below. a) CLEAR ETI : To initialize using time. -
Page 20: Troubleshooting Guide
TROUBLESHOOTING GUIDE 1. NO POWER NO POWER (POWER INDICATOR OFF) CHECK POWER BOARD, AND FIND OUT A SHORT POINT CHECK J705 VOLTAGE AS OPENING PIN5, PIN6 (5V)? EACH POWER LINE CHECK CHECK 5V LINE U501 PIN 8 Voltage (OPEN CHECK) (5V) ? NO PROBLEM CHECK KEY CONTROL... - Page 21 2. NO RASTER (OSD IS NOT DISPLAYED) – LIPS NO RASTER (OSD IS NOT DISPLAYED) J705 PIN5, PIN6 CHECK LIPS CHECK MICOM INV ON/OFF J705 PIN9 MORE THAN 3V? PORT. 1. CONFIRM BRIGHTNESS OSD CONTRL STATE. J705 PIN1 2. CHECK MICOM DIM-ADJ PORT CHECK PULSE AS...
- Page 22 3. NO RASTER (OSD IS NOT DISPLAYED) – MST9011B NO RASTER (OSD IS NOT DISPLAYED) U201 POWER PIN8, 114 CHECK U801 3.3V? U201 1. CHECK U201 PIN122, 123 PIN122, 123 SOLDERING CONDITION OSCILLATE AS 2. CHECK X501 12MHZ? 3. TROUBLE IN U201 U501 PIN43 IS 48KHz H-SYNC? CHECK CONNECTION LINE...
- Page 23 4. TROUBLE IN DPM TROUBLE IN DPM CHECK PC CHECK PC IS NOT GOING R756, R760(SYNC) ? INTO DPM OFF MODE CHECK TROUBLE H/V SYNC LINE U501 PIN 19? TROUBLE IN PC Waveforms R756 H-Sync R760 V_Sync - 20 -...
- Page 24 - 21 -...
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Page 25: Exploded View Parts List
CABINET ASSEMBLY, L1730BSNHM BRAND , "098L"-WA LOCAL 6304FLP086A LCD(LIQUID CRYSTAL DISPLAY), LM170E01-A5K6 LG PHILPS TFT COLOR LVDS SXGA OKI GATE D-IC-For EUROPE, U.K or 6304FLP179A LCD(LIQUID CRYSTAL DISPLAY), LM170E01-A6 LG PHILPS TFT COLOR LPL NJ,PB FREE,NEC S D-IC,EGI,250NITS,SXGA,LVDS-For EUROPE, U.K or 6304FLP180A LCD(LIQUID CRYSTAL DISPLAY), LM170E01-A6K1 LG PHILPS TFT COLOR LPL NJ,PB FREE,EGI,TI S D-IC,SXGA,LVDS-For EUROPE, U.K... -
Page 26: Replacement Parts List
REPLACEMENT PARTS LIST CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS, READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL. * NOTE SAFETY Mark AL ALTERNATIVE PARTS DATE: 2004. 11. 16. DATE: 2004. 11. 16. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. - Page 27 DATE: 2004. 11. 16. DATE: 2004. 11. 16. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION ZD702 0DZ560009GB BZT52C5V6S DIODES R/TP SOD32 R530 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TP ZD703 0DZ560009GB BZT52C5V6S DIODES R/TP SOD32...
- Page 28 DATE: 2004. 11. 16. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION R776 0RJ0122D677 12 OHM 1/10 W 5% 1608 R/TP R777 0RJ0122D677 12 OHM 1/10 W 5% 1608 R/TP R778 0RJ0682D677 68 OHM 1/10 W 5% 1608 R/TP R803 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TP...
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Page 29: Schematic Diagram
SCHEMATIC DIAGRAM 1. SCALER - 26 -... - Page 30 2. MICOM - 27 -...
- Page 31 3. POWER - 28 -...
- Page 32 4. CONNECTOR & JACKS - 29 -...
- Page 33 Blank Page...
- Page 34 Nov. 2004 P/NO : 3828TSL084H Printed in Korea...
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