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Car audio systems and stereo equipment, amplifiers, speakers, subwoofers, cd changer, mp3 player - Pioneer, Alpine, Sony, Kenwood, Clarion, JVC - service manuals and repair guides| File information: | |
| File name: | troubleshooting.pdf [preview troubleshooting] |
| Size: | 786 kB |
| Extension: | |
| Mfg: | LG |
| Model: | troubleshooting 🔎 |
| Original: | troubleshooting 🔎 |
| Descr: | LG Car Audio tch-300 troubleshooting.pdf |
| Group: | Electronics > Automobile > Car Audio |
| Uploaded: | 13-08-2022 |
| User: | Anonymous |
| Multipart: | No multipart |
| Information about the files in archive: | ||
| Decompress result: | OK | |
| Extracted files: | 1 | |
File name troubleshooting.pdf TCH-300 TROUBLESHOOTING c CD Function CD PART Select NO Is power turned ON? m Check power supply circuitry. I YES I 1 .- . - NO Does initial reading occur? w Check laser circuitry. I . YES + Check focusing circuitry. w Check disc. $ - NO Can disc be played? w Check tracking servo circuitry. . YES NO Is audio output supplied? Check Audio circuitry. YES I OK - 27 - TCH-300 (1) If display LCD lighting is not normal I CD Function Select I (WITHOUT DISC) NO Check voltage in the power Do display LCD then light? * supply circuitry. I YES 1 Is u-COM IC401 reset circuit Reset circuit defective. normal? Pin @ NO Surrounding circuit defec- tive. YES I Is u-COM IC401 C.L.K terminal Pin @ (OSC) NO C405, C406 defective. input? X401 defective. about 0.25ysec w YES I | ||
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