Samsung 09 Troubleshooting free download

File name 09_Troubleshooting.pdf

5. Troubleshooting No focus incoming A FE in ZIC1-181 No is within specified range? Check RIC1 and A, B, C, D input. (FE Waveform) Yes FIC1-27, 28 output No Check FIC1. are normal? Yes Check open state from FIC1 to pick-up. Samsung Electronics 5-1 Troubleshooting No pick-up home positing ZIC1-191(SLED-PWM) No output is normal? Check ZIC1. (1.7V ~ 1.8V) Yes SLED+, SLED- No FIC1-13, 14 output are Check FIC1. normal? Yes Check the Sled Motor and connection. 5-2 Samsung Electronics Troubleshooting NO LD CD ON B No RIC1-22 is 5V? Check RIC1 Yes Divide RQ2 emitter terminal voltage and 5V real voltage difference into 10ohm. Yes No Current exceeds 0.1A? Open check in related circuit. Yes LD out pick-up replace. Samsung Electronics 5-3 Troubleshooting No Search Operation MIRR, RIC1-27 No MEVO, RIC1-32 No output is normal? output level is normal? (MIRR Waveform) Yes Yes Check pick-up.