Akai X-165D Service Manual

Fig. 2
Fig. 3
f=g=0.2mm~0.3mm
Fig. 4 Fig. 5
a)
b)
Cc)
d)
. HEAD ADJUSTMENT
Position the Erase Head about 0.125 mm above the
upper edge of the tape by adjusting the height cam
provided in the lower part of the head assembly.
Adjust the height of the Recording/Playback Head
to 0.025 mm above the upper edge of the tape by
adjusting the control nut at the lower part of the
head assembly.
Adjustment of Playback Head Alignment
Playback an Ampex Alignment tape (8,000 Hz) at
7-1/2 ips tape speed and turn alignment screw (A)
until the output level of both channels reaches
maximum.
Clearance of the Bias Head (See Fig. 4, 5)
Loosen the two Bias Head Screws and move the Bias
Head by hand until the clearance (f) and (g) is 0.2 to
0.3 mm. Then tighten screws.
Note : If the clearance (f) and (g) becomes less than
0.2 to 0.3 mm, the frequency characteristic will
be too low, but distortion will decrease. If the
clearance (f) and (g) becomes more than 0.2 to
0.3 mm, the frequency charasteristic will be too
high, and distortion will increase.
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Akai X-165D Specifications

General

Brand	Akai
Model	X-165D
Category	Tape Deck
Language	English