Harman Kardon NOCTURNE 210, Service Manual

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AVR110/210/310/510 IDLE CURRENT ADJUSTMENT:
Turn main power on; let unit idle (no load) for 5 minutes.
Check points: White female connectors: WA401,WA402,WA403,WA601,WA602
Adjust – Variable resistors: VR401,VR402,VR501,VR601,VR602
to 21mV +/- 3mV.
Use caution not to short the two pins together in each connector.
After 5 min. more check again, and re-adjust if necessary.
AVR110/210/310/510 TUNER ALIGNMENT
There is no tuner alignment possible on the AVR110/210/310/510 series. In the event
of a misalignment or problem, traced to the Tuner PCB, order complete PCB below:
AVR110/210/310/510 (120V) Part# J4099100170X
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AVR210 harman/kardon