Electrical Adjustments - Sony AC-V60A Service Manual

Ac power adaptor
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AC-V60A/V65A
SECTION
7
ELECTRICAL
ADJUSTMENTS
@ First of all, remove the MA Board from the LS Board, and make the following adjustment:
1.
Adjusting VTR output voitage
2.
Adjusting output current
|
|
:
1)
Short-circuit pins @ amd © of CN201 with a wire. (VTR
1)
Short-circuit pins @) and @), and pins @ and ©, respectively
mode)
with a wire. (Charge mode)
2)
Turn the power of the MA Board ON. (Plug the power cord
2)
Connect an ammeter (3 A class) and batteries (NP s series
in a receptacle.)
|
such as NP-S5S, or other batteries of 6 to 7 V open terminal ©
3)
Adjust RV202 so that the output voltage of the connection
voltage) to pins @) and @ of CN201.
cord is in the limits of 7.7 + 0.05 V.
3)
Tum the power of the MA Board os (Plug the EEOUES cord
4)
Remove the short-circuit wire from pins @ and ©).
ina receptacle.)
|
4)
Adjust RV201 so that the charging current is in the limits of
V2
005A;
5)
Disconnect the ammeter and batteries from pins
and @® of
CN201.
|
Then remove the short-circuit wires . from pins @) and @ @ and
pins @) and © of CN201.
MA Borad (Component side)
AMMEER
~
RV202
RV201
NP-55 1
SERIES |
~ English
e
91D0593-1
Sony
Corporation.
Printed in Japan
9-973-095-11
Personal Video Group
© 1991.4
Published by Customer Relations and Service Group

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