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12.1.5. Bias Voltage Check
1. Connect an electrical voltmeter. (Fig. 9) (Fig. 12)
2. Set the function to "TAPE" position.
3. Insert a normal blank cassette tape (QZZCRA).
4. While pressing and holding down [REC (
pressing the buttons till the recording pause mode is activated.)
5. Check that the output level is within the standard range.
Standard Range: 16 ± 3mV
12.1.6. Bias Frequency Check
1. Connect a digital frequency counter (Fig. 13).
2. Set the function to "TAPE" position.
3. Insert a normal blank cassette tape (QZZCRA) and press "REC" mode on main unit.
4. Check that the output frequency is within the standard range.
Fig. 10
Fig. 11
/
)] button, press [TAPE (
Fig. 12
Standard Value: 98 ±8 kHz
Fig. 13
49
SA-PM45E / SA-PM45EG / SA-PM45EE
)] button to pause the recording mode. (Repeat
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