SERVICE MANUAL

Pin No.Pin NameI/ODescription51LED 17OLED control.52LED 16OLED control.53LED 15OLED control.54IIC-TEMP—Not used.55IIC DATAI/OCommunciation data.56IIC CLKI/OComunicaton clock.57XRSTOCD reset.58XLATOCD latch.59FOCUS SWOFocus switch.60TBL LOTable-L.61TBL ROTable-R.62TRAY LED—Not used.63LOAD OUTOLoad out.64LOAD INILoad in.65LED 14OLED control.66LED 13OLED control.67LED 12OLED control.68LED 11OLED control.69LED 10OLED control.70LED 9OLED control.71Vss—Ground.72LED 8OLED control.73LED 7OLED control.74SENSIBD status input.75DISC SENSIDisc sensor.76T-SENSITable sensor.77UPSW—Not used.78ENC3IEncoder input for CDM38.79ENC2IEncoder input for CDM38.80ENC1IEncoder input for CDM38.81OUT OPENIEncoder input for CDM38.82CAP M H/NOCapstan motor H/N selection.83A TRGOMechanism timing output control.84B TRGOMechanism timing output control.85TRG LOWOMechanism timing output control.86CAP M ON/OFFOCapstan motor ON/OFF switch.87PB A/BOPlayback A/B selection.88EQ H/NOEqualizer H/L selection.89BIASOBias ON/OFF.90REC MUTEOREC mute.91NR ON/OFFONR ON/OFF.92R/P PASSI/OREC/PB/PASS select.93LM-ON/OFFOTC mute.94A PLAY SWIMechanism PLAY switch.95B PLAY SWIMechanism PLAY switch.96TC RELAYOHead selection.97A HALFICassette half detection.98POWER—Not used.99NC—Not used.100NC—Not used.— 41 —