Accuphase E206 int schematics

Page 1

CIRCUIT ADJUSTMENT

Notes.

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>'< 1. Internal input resistance of volt-ohm meter should be higher than 10k ohms.

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X2. Adjustments should be made in case of the PC Board or Transistors being changed.
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->'<3. After feeding 1~ 10 watts output for about 15 minutes, check bias adjustments again.
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PRQCEDURE
STEP ADJUST ITEM @5183ij ADJUST REMARKS
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POWER AMP ASSEMBLY (7]7-0029-00)
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Bias Current of Lch. l VRI
1 Power Amp. l V.O. Meter set range f L h Adjust for 3mV
Lch./=4 7 mm to less than DCO.3V Test Point Pin TP1® and TPZG 0" C - reading of v.0. Meter
Bias Current of Rch. *7" Z 7 - "f X l (13 4 2 l TP1®,TP2@ VRI a 7
2 Power Amp. DCO.3VUT€) l2 2 2 for Rch '7- 7 7-mlé7r<3mV€:&f§li§5E

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Test Point
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Lch.
Power Amp Assembly
(717-0029-00)

Rch.

Power Amp Assembly
(717-0029-00)

Test Point
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