|
|
|
Categories
|
|
Information
|
|
Featured Product
|
|
|
 |
|
|
There are currently no product reviews.
 ;
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!
 ;
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.
;
The quality of the manual is top. The transfer worked perfect and fast.
No problems at all. Recommendable
;
Very good service for get any documentation. Fast and perfect quality.
;
Excellent service manual with all the necessary info. :)
SECTION 4 DIAGRAMS
Note on Schematic Diagram: � All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except for electrolytics and tantalums. � All resistors are in � and 1/ W or less unless otherwise specified.
4
RM-NX7000
Note on Printed Wiring Board: � X : parts extracted from the component side. � Y : parts extracted from the conductor side. � : Pattern from the side which enables seeing. (The other layers' patterns are not indicated.) Caution: Pattern face side: (Side B) Parts face side: (Side A) Parts on the pattern face side seen from the pattern face are indicated. Parts on the parts face side seen from the parts face are indicated.
� % : indicates tolerance. � C : panel designation. � A : B+ Line. � Power voltage is dc 4.5V and fed with regulated dc power supply from extermal power voltage jack. � Voltages and waveforms are dc with respect to ground under nosignal conditions. no mark : POWER ON � Voltages are taken with a VOM (Input impedance 10 M�). Voltage variations may be noted due to normal production tolerances. � Waveforms are taken with a oscilloscope. Voltage variations may be noted due to normal production tolerances. � Circled numbers refer to waveforms.
� Main boards is six-layer pritnted board. However, the patterns of layer 2 to 5 have not been included in this diagrams.
� IC1 (microcomputer) and IC7 (flash RAM) on Main board cannot be replaced individually. Replace it with Main board assembly for service.
� IC1 (microcomputer) and IC7 (flash RAM) on Main board cannot be replaced individually. Replace it with Main board assembly for service. * The voltage and waveform of CSP (chip size package) cannot be measured, because its lead layout is different form that of conventional IC.
� WAVEFORMS
� MAIN BOARD �
1
IC701 ej
XT2
3.2 Vp-p
32.768KHz
VOL/DIV : 1 V AC TIME/DIV : 20 µsec
2
IC701 r;
X2
3 Vp-p
5MHz
VOL/DIV : 1 V AC TIME/DIV : 0.1 µsec
9
9
|
|
|
> |
|
