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Procedure for replacing REC/PLAY and ERASE heads by unfastening screws.
Adjusting head azimuth screw for maximum LINE OUTPUT.
Measuring take-up torque for play, fast forward, and rewind.
Measuring back tension during playback using a tension gauge.
Adjusting tape tension by bending the pinch roller coil spring.
Adjusting tape speed to 3 KHz ±10Hz using a test tape.
Adjusting PAUSE timing by bending the pinch roller arm.
Adjusting head azimuth screw for maximum LINE OUT level.
Adjusting LINE OUT level to 0.82V ±0.5dB.
Adjusting VU meter to obtain 0VU indication at 0.6V LINE OUT.
Adjusting frequency response and bias for 10KHz signal.
Adjusting SVR102, 202 for equal record/playback output.
Handling LSI sensitivity to static electricity, temperature, and humidity.
Grounding equipment, tools, and soldering iron when repairing.
Preventing incorrect insertion and damage due to power.
Procedure for replacing REC/PLAY and ERASE heads by unfastening screws.
Adjusting head azimuth screw for maximum LINE OUTPUT.
Measuring take-up torque for play, fast forward, and rewind.
Measuring back tension during playback using a tension gauge.
Adjusting tape tension by bending the pinch roller coil spring.
Adjusting tape speed to 3 KHz ±10Hz using a test tape.
Adjusting PAUSE timing by bending the pinch roller arm.
Adjusting head azimuth screw for maximum LINE OUT level.
Adjusting LINE OUT level to 0.82V ±0.5dB.
Adjusting VU meter to obtain 0VU indication at 0.6V LINE OUT.
Adjusting frequency response and bias for 10KHz signal.
Adjusting SVR102, 202 for equal record/playback output.
Handling LSI sensitivity to static electricity, temperature, and humidity.
Grounding equipment, tools, and soldering iron when repairing.
Preventing incorrect insertion and damage due to power.
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