A substitute replacement that does not have the same safety characteristics as the recommended replacement part might create shock, fire and/or other hazards. Product safety is under review continuously and new instructions are issued whenever appropriate. LW15E33C/LW17E34C...
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Use only an anti-static solder removal device. Some brushing clothes together, or lifting your foot from solder removal devices not classified as “anti-static” a carpeted floor can generate enough static can generate electrical charges sufficient to damage electricity to damage an ESD. ESDs. LW15E33C/LW17E34C...
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Not Used Not Used DDC Clock DDC Clock DDC Clock Sync Type DTV 15pin connector Pin No. Red , Y Green , Pb Blue , Pr GND-Red GND-Green GND-Blue No Connection No Connection Horizontal sync. Vertical sync. No Connection LW15E33C/LW17E34C...
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B : Horizontal sync width O : Frame time total P : Vertical sync width C : Back porch D : Active time Q : Back porch R : Active time E : Front porch S : Front porch LW15E33C/LW17E34C...
3 Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the LW15E33C/LW17E34C monitor. WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling these components. 3-1 Disassembly Cautions : 1. Disconnect the monitor from the power source before disassembly.
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TV and pull the rear cover by pressing a hand. 2. Remove power cable on the hand and signal cable on the driver. 3. Remove 2 screws on the rear cover and remove the rear cover by using opening jig. LW15E33C/LW17E34C...
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6. Remove 6 screws from the shield. (see illustrations) 7. Remove IR PCB cable from the shield and lift up the shield. (see illustrations) 8. Remove LVDS cable from the main shield and lift up the panel. (see illustrations) 9. Remove the panel. LW15E33C/LW17E34C...
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3 Disassembly and Reassembly 3-2 Reassembly Reassembly procedures are in the reverse order of dissasembly procedures. LW15E33C/LW17E34C...
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6. Do not attempt to connect or disconnect any wire while the TV is turned on. Make sure that the power cord is disconnected before replacing any parts. 7. To protect aganist shock hazard, use an isolation transformer. LW15E33C/LW17E34C...
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2. TV Auto Color : Used to adjust TV image color. 3. Reset : Used after all adjustments. 4. Other functions shown are not service related. 4-2-3 Adjustment Sequence for ROM change only EEPROM Clear TV auto color PC auto color RESET (For ROM change only) LW15E33C/LW17E34C...
Check IC11. appear at Pin 1 of IC11? Does proper DC 3.3 V appear at Check IC14. Pin 3 of IC14? Does proper DC 2.5 V appear at Check IC109 and IC17. Pin 4 of IC109 and IC17? Check IC23. LW15E33C/LW17E34C...
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X21? Does the clock pulse appear at output of <RA35~RA39, RA310>15” Check related circuit of IC32. <RA35~RA39, RA310, RA313~318>17”? Does the clock pulse appear at Replace <R611~R620>15” output of <R611~R620>15” <R611~R620, R61~R69, R610>17”. <R611~R620, R61~R69, R610>17”? Replace LCD panel. LW15E33C/LW17E34C...
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Check IC401 (VSP9407) RA33, RA34, RA311, RA312? and related circuit. Does signal appear at <RA35~RA39, RA310>15” Check IC32 and related circuit . <RA35~RA39, RA310, RA313~RA318>17” of related IC32? Check IC61, 62 and <R611, R612, ~R620>15” <R611, R612, ~R620, R61~R69, R610>17”. LW15E33C/LW17E34C...
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CN26 (VCR connector). (VCR sound) of IC53 (MSP3421G)? Does the signal appear at Pin 27, Check IC32 and related circuit. 28 of IC53 (MSP3421G)? Does the signal appear Check IC55 (Audio amp) and related circuit. at L53~L56? Replace the speaker. LW15E33C/LW17E34C...
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7 Electrical Parts List You can search for updated part codes through CMS web site. URL : http://ecms. samsungelectronics. com/ 7-1-1 LW15E33C Main PCB Parts Loc. No. Code No. Description Specification Remarks BN94-00456E ASSY PCB MAIN-EW AS15EO C115 2401-002286 C-AL 470uF,20%,16V,WT,TP,10x12.5,5...
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