Teac A-3340S - Page 23

oscilloscope
PLAYBACK
AMPLIFIER
RECORD
AF OSC AMPLIFIER
During Record Azimuth Adjustment, BIAS OSC
the oscilloscope pattern angle for
SOURCE and TAPE monitoring must
be identical in order to maintain
a 0° phase difference between them.
RECORDING TEST TAPE
Fig. 1l-1 Fine Adjustment Set-up
~Head Alignment-—
SPECIFIED OUTPUT LEVEL SETTING =~
Connect a 10k2 load to the OUTPUT jacks for all audio
measurement when not using TEAC Test Set (M-826A).
1. Place the OUTPUT switch to the TAPE position,
2. Turn the OUTPUT controls fully clockwise.
3. Thread TEAC Test Tape YIT-1003 on the unit. Operate at 7-1/2 ips.
4. Play the 400 Hz tone is Section 1 of the test tape. This tone is
recorded at operating reference level (1% of the THD level).
5. Adjust VR-201/203 to obtain an OUTPUT of +6 dB at the OUIPUT jacks.
6. Then retard OUTPUT controls until a 0 dB is obtained on the Test
Set at the OUTPUT jacks.
7. Align the reference marks of the 4 OUTPUT controls so that they
are positioned alike. This will be at approximately the two o'clock
position. ,
OUTPUT
IMPORTANT
This is the specified output
level setting. Do not disturb
this setting until the remain-
ing adjustments have been com-
pleted.
2-O0°CLOCK POSITION
~._ SPECIFIED LEVEL
M-0232