Philips p38 p45 free download

File name p38_p45.pdf

38 109B2 GS3 CM25 Repair Flow Chart Go to cover page A. Power Supply Failure 1. Symptom : check 7106 no startup sound check 7106 pin1 check 7106 check 7106 Ok Ok pin 8=2.4V Ok LED light off 100V 2V pin4 output ? 3131=24kohm NO NO NO Ok check check check replace 7106 6165/3113/ NO 1101/6102/ 3121/3122/1106 7105 3124/2121/3136 3114/7105 check check replace 7106 3128/6107 pin6>8V /6115 Turn power off 2. Symptom : check the resistance for hicup mode with check 7106 check 7106 all output voltages+180, OK startup sound or pin 6 < 13.5V pin 5 < 0.5V 80,9,13,-13,-6.1,+5,+8 V blinking LED check 6148~6159 short? No No OPP possibly active check check 7103 OVP possibly active No check 3115,3116, 7157/7155/7113/7154 open circuit check 6115 3117,3118,6116,3127 OK OK