IC905 generates a 5 V output and supplies it to IC901 and the reset circuit. ... Relay (RL901) is now turned off by the pulse from IC901 (pin 55) and stops the 7.2 V to the regulators. ... Realistic 150 (VHS-C) The main board generates power supplies for all circuits. ... with a duration of 100 ms through pin 54, because pin 15 (EJECT SW) input is low (Lo) and CN910 BATT.12V c^a ^ J970 DC IN 12V S812_anbsp;...
|Title||:||Troubleshooting and repairing camcorders|
|Author||:||Homer L. Davidson|