File information: | |
File name: | 12_Trouble Shooting.pdf [preview 12 Trouble Shooting] |
Size: | 32 kB |
Extension: | |
Mfg: | Samsung |
Model: | 12 Trouble Shooting 🔎 |
Original: | 12 Trouble Shooting 🔎 |
Descr: | Samsung DVD Trino chassis Training 12_Trouble Shooting.pdf |
Group: | Electronics > Consumer electronics > DVD |
Uploaded: | 23-02-2020 |
User: | Anonymous |
Multipart: | No multipart |
Information about the files in archive: | ||
Decompress result: | OK | |
Extracted files: | 1 | |
File name 12_Trouble Shooting.pdf No focus incoming No pick-up home positing A Samsung Electronics FE in ZIC1-181 No ZIC1-191(SLED-PWM) No is within specified range? Check RIC1 and A, B, C, D input. output is normal? Check ZIC1. (1.7V ~ 1.8V) 8. Troubleshooting Yes Yes SLED+, SLED- No FIC1-27, 28 output No FIC1-32, 33 output are Check FIC1. Check FIC1. are normal? normal? Yes Yes Check the Sled Motor and connection. Check open state from FIC1 to pick-up. 8-1 8-2 NO LD CD ON No Search Operation B Troubleshooting No MIRR, RIC1-27 No MEVO, RIC1-32 No RIC1-21 is 5V? Check RIC1 output is normal? output level is normal? Yes Yes Check pick-up. Yes Divide RQ2 emitter terminal Check RIC1 peripheral circuit. voltage and 5V real voltage differenc |
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