Tape Deck Adjustments - Sanyo AWM-2100 Service Manual

TAPE DECK ADJUSTMENTS

Play/Record and Playback Head Azimuth Adjustment.
To adjust the play/record and playback head azimuth screw :
1. Connect two (2) VTVMs and a dual trace scope to the stereo headphone Jack (as shown) with a 32 ohm dummy load.
2. Insert a 8 kHz test tape into the tape mechanism and play it back.
3. While playing back the test tape, slowly turn the azimuth adjusting screw until the amplitude of both channel output waveforms is
maximum and inphase. (See Figure 2 )
4. Secure the azimuth screw in place with glue or paint after making the adjustments.
DECK "B"
DECK "A"
HEAD AZIMUTH ADJ.
Figure1. Azimuth Adjustment
Figure2. Head output Signal
PUSH
PUSH
- 3 -
PUSH
(See Figure 1 )