Panasonic | TC195 Z3 Chassis | At sw on led blinks once onlythen dead, if powered up with mains sw on led lit perm | D811 opto faulty. To check, s/c pri pins of oto coupler when it should then work ok. On normal operation you have 1,2Volts on the secondary side pins, that drop to 0,6V on standby. | 14-09-04 |