OTARI MX-5050 - Reproduce Level Adjustment

Section 7 Audio Alignment
7 - 6
May 1992
MX-5050 Operation and Maintenance Manual
7.3.2 Reproduce Level Adjustment
Perform the following adjustment at the speed most often used.
1. Thread the machine with the Reproduce Alignment Tape (Refer to § 7.1).
Press down the both Monitor buttons to TAPE position.
2. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
3. Set the SRL switch to SRL position. Play the 1 kHz at Reference Level portion
of the Reproduce Alignment Tape.
4. Adjust VR106 (SRL LEVEL) on the REC/REP AMP PCB Assembly so that the
AC voltmeter indicates +4 dBu.
5. Connect the AC voltmeter to 2 channel OUTPUT connector and repeat Steps
3 and 4 for 2 channel using VR206.
Improper Adjustment
(180˚ Out of Phase)
Improper Adjustment
(90˚ Out of Phase)
Proper Adjustment
(In Phase)
Figure 7-3
Wave shape On the Oscilloscope