Panasonic SA-PM27E, Manual, Page: 61 / 150

produced. (Cf. Fig. 16)
Adjustment Range: 3,000 ± 90Hz (a constant speed)
11.2.6. Bias Voltage Check
1. Connect an electrical voltmeter. (Cf. Fig. 9) (Cf. Fig. 14)
2. Set the function to “TAPE” position.
3. Insert a normal blank cassette tape (QZZCRA).
4. While pressing and holding down [REC ( / )] button, press
[TAPE ( )] button to pause the recording mode. (Repeat pressing
the buttons till the recording pause mode is activated.)
5. Check that the output level is within the standard range.
Standard Range: 14 ± 4mV
12. Block Diagram
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