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I Recently purchased yet another Service Manual from Owner-Manuals.com, this time for a Sony EVS700ES/UB Videocassette Recorder. The Manual was available for upload within two hours and is an Extremely Good copy, as some of this I was able to enlarge to get even better detail.
Once Again, Very happy with the result!
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A good and useful manual. With these, We was abled to isolate and pin point the component that was causing the problem. The total time spent in troubleshooting is very much reduced.
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The quality of the manual is top. The transfer worked perfect and fast.
No problems at all. Recommendable
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Very good service for get any documentation. Fast and perfect quality.
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Excellent service manual with all the necessary info. :)
TROUBLESHOOTING SERVICE CALL CONDITIONS
July 30th, 1996
Symptom: Fusing Unit Failure (Error Code 9-22) This error occurs in any of the following conditions: � When the fusing temperature is below 90° C and does not increase at least 20° C within 12 to 30 seconds after the lamp turns on. � If the fusing temperature does not exceed 157 °C within 60 seconds after the lamp turns on. � If the fusing temperature drops below 70 °C when low temperature mode (100 °C ) is selected in the power saver mode. � If the fusing temperature drops below 145 °C while printing. � If the fusing temperature exceeds 200 °C for more than 50 ms. Action: Before checking anything, do the following. Reset the RAM address 8002DC(H) to 00(H), then switch the power off, wait for a few seconds, then switch back on. If the problem remains, check the following points. 1. Check if ac power is supplied to the lamp from the PSU or not. If not, replace the PSU. 2. Check the connection between the PSU and the fusing lamp. 3. Check if the thermistor is shorted or not. If it is, replace the thermistor. 4. Check the connection between the MCB (CN2) and the thermistor. 5. Replace the fusing lamp, thermistor, and/or PSU.
Symptom: Mirror Motor Failure (Error Code 9-23) This error occurs in either of the following conditions: � When the line synchronization signal is not detected within 1 second of the mirror motor being turned on. � When the motor rotation is not within 8431.7 rpm ± 5% at 4.2 seconds after the motor turns on or if the motor is not within 8431.7 rpm ± 3% for more than 0.5 second during mirror motor operation. Action: 1. Check the connection between the MCB (CN10) and the square mirror motor. 2. Replace the square mirror motor. 3. Replace the MCB.
Symptom: Fusing Unit Fan Motor Failure (Error Code 9-34) This error occurs in either of the following conditions: � When the voltage of the fusing unit fan motor drops below 160 mV for more than 2 seconds while turning. Action: 1. Check the connection between the MCB (CN11) and the fusing unit fan motor. 2. Replace the fusing unit fan motor. 3. Replace the MCB.
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