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. LW15S13C...
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. LW15S13C...
DDC Clock Red IN (700mV/75Ω) RGB F/B (0~0, 4V1~3V) Video Output GND Video Iutput GND 2-2-3 S-Video CVBS Out (1V/75Ω) CVBS IN (1V/75Ω) Separate Common GND 2-2-4 A/V RCA Yellow CVBS Audio L RCA White Audio R RCA Red LW15S13C...
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2 Product Specifications 2-3 Timing Chart This section of the service manual describes the timing that the computer industry recognizes as standard for computer-generated video signals. 2-3-1 LCD Panel Mode : 1 mode µs µs µs µs µs µs µs µs LW15S13C...
CONFIDENTIAL 3 Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the LW15S13C 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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CONFIDENTIAL 3 Disassembly and Reassembly 3-2 Reassembly Reassembly procedures are in the reverse order of Disassembly procedures. LW15S13C...
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 transform. LW15S13C...
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4-2-1 Entering Factory Mode 1. To enter “Service Mode” Press the remote -control keys in this sequence : - If you do not have Factory remote - control - If you have Factory remote - control 4-2-2 Factory Mode Tree LW15S13C...
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CONFIDENTIAL 4 Alignments and Adjustments LW15S13C...
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CONFIDENTIAL 4 Alignments and Adjustments Memo LW15S13C...
Does proper DC 2.5V_A Check IC802. appear at Pin 3 of IC802? Does proper DC 3.3V_B Check IC805. (#1) appear at FT822? Does proper DC 2.5V_B Check IC806. appear at Pin 3 of IC806? WAVEFORMS IC801 #2 IC805 #1 LW15S13C...
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R354. Does the clock pulse Check X201 and related appear at X201? circuit of X201. Does the clock pulse appear at Replace RA301 ~ RA306, IC300. output of RA301~RA306? Replace LCD Panel. WAVEFORMS Full White R,G,B Input(C306,398,397) X201 LW15S13C...
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Check the IC010 (#31~34, Does the signal appear at 37~44, 47~50) Data out IC200 and 3.3V_BA. and related circuit of IC010. Does the signal appear at Check the IC200 and IC300 and 3.3V_BD. related circuit of IC200. Check the IC901 and CN901. LW15S13C...
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Does the signal appear at Pin 27, Check the IC919 and 28 of IC919 (MSP3451)? related circuit of IC919. Does the signal appear Check the IC503 (Audio amp) and at FT935, FT936? related circuit of IC503. Replace the speaker. LW15S13C...