SECTION 1 SERVICE NOTE
Clearing the Protector During Repairs
� OVER CURRENT : Detects overcurrent during output. � OFF SET : Detects DC offset at the speaker terminal. 1. Clearing the OVER CURRENT protector 1 When the position of the MODE switch (S801/power board) is set to HI-VOLTAGE : Cut the jumper wire JW535 of the amplifier board. 2 When the position of the MODE switch (S801/power board) is set to HI-CURRENT : Cut the jumper wire JW690 of the amplifier board. 2. Clearing the OFF SET protector � Cut the jumper wire JW502 of the amplifier board. 3. TEST TONE Function 1 Press the TEST TONE button (S851/amplifier board) with the power ON. The amplifier is normal if sound is produced from the speaker. 2 If no sound : Problem causer by incorrect connecttion of the power supply system or sperker system. : The signals input by the RCA cable before the amplifier system are abnormal. Adjustment Location: - POWER BOARD - (Component side) - AMPLIFIER BOARD - (Component side)
