Akai AT-S61 Service Manual page 34

AM-U41. AM-U61
REAR SIDE
FRONT SIDE
240V AREA: 3.15A 250V(AM- U6! )
2.5A 250V(AM- U4!)
220V AREA: 3.1SA 250V(AM- U6!)
2.5A 250V(AM-U41)
FUSE (FI)
110V AREA: 6.34 250V(AM-U61)
5.0A 250V(AM-U41)
Fig. 7 Voltage Conversion (U Model only)
Models for JAPAN, Canada, U.S.A. Europe, UK and
Australia are not equipped with this facility.
Each machine is preset at the factory according to destin-
ation, but some machines can be set to 220V or 240V as
required.
If voltage change is necessary, this can be accomplished
as follows.
1) Disconnect the AC power cord.
2) Loosen holding screws and remove upper case.
3) Remove exsiting line voltage fuse in proper fuse hold-
er, explicity following instructions printed on the rear
panel.
(Right)
OC OFF-SET VOLTAGE
VRIib 100K VRI 100K
(Right) (Left)
Fig. 8 Equalizer P.C Board A2018A501A
Fig.9 Mute P.C.B A2018A503B
Set INPUT selector switch to PHONO and PHONO se-
lector switch to MC position. Connect digital voltmeter
(or DC voltmeter) to TP1-1 (Left), TP1-2 (Right). Adjust
the VR1 (Left), VR1b (Right) on the EqualizerP. C Board
so that the voltmeter reads 0 +1 mV.
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