4 power amplifier section (idle current) – Pioneer sx-450 User Manual

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9.4 POWER AMPLIFIER SECTION (IDLE CURRENT)

1. Set BASS and TREBLE controls to center

position.

2. Nothing should be connected to the INPUT

jacks of SX-450 and an 8 ohm dummy load

should be connected across the SPEAKER

terminal.

3. A DC voltmeter should be connect across

between terminal number 19 (+), 20 (—) for

Left channel and 18 (+), 17 (—) for Right

channel.

4. Cut the jumper lead, if the voltage less than

15mV.

< i'-*

DC Voltmeter