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Sony RDR-GX257 Servise Manual

Sony RDR-GX257
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4-3
RDR-GX257/GX380
4-3. IO BOARD (SMPS) SCHEMATIC DIAGRAM (1/4) • See page 5-1 for printed wiring board.
A B C D E F G H I J K L M N O P Q
1. Shaded ( ) parts are critical for safety. Replace only
withspecified part number.
2. Voltages are DC-measured with a digital voltmeter dur-
ing Play mode.
IMPORTANT SAFETY
NOTE :
WHEN SERVICING T HIS CHASSIS, UNDER NO CIR-
CUMSTANCES SHOULD THE ORIGINALDESIGN BE
MODIFIED OR ALTERED WITHOUT PERMISSION
FROM THE SONY. ALLCOMPONENTS SHOULD
BEREPL ACED ONLY WITH T Y PES IDEN T ICAL TO
THOSE IN THE ORIGINALCIRCUIT. SPECIALCOMPO-
NENTS ARE SHADED ON THE SCHEMATIC FOR
EASY IDENTIFICATION. THIS CIRCUIT DIAGRAM MAY
OCCASION ALLY DIFFER FROM THE ACTUALCIR-
CUITUSED. THIS WAY, IMPLEMENTATION OF THE
LATEST SAFETY AND PERFORMANCE IMPRO VE-
MENT CHANGES INTO THE SETIS NOT DEL AYED
UNTIL THE NEW SERVICE LITERATURE IS PRINTED.
IO BOARD (1/4)
SMPS
AC IN
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com

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Sony RDR-GX257 Specifications

General IconGeneral
Recording modesExtended Play (EP), High Quality (HQ), Long Play (LP), Standard Play (SP)
Device typeDVD recorder
Product colorBlack
Composite video out1
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Dimensions (WxDxH)430 x 246 x 55 mm
Power requirementsAC 120V, 60Hz
Power consumption (typical)17 W
Weight and Dimensions IconWeight and Dimensions
Weight2.5 g

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