PORTABLE DVD PLAYER SERVICE MANUAL - Toshiba
Description
FILE No.
810-200587
REVISED: 01
SERVICE MANUAL
PORTABLE DVD PLAYER
SD-P2800SN
DOCUMENT CREATED IN JAPAN, NOVEMBER, 2005 Nov.
,2005 (SH)
http://www.
Datasheet4U.
com
LASERBEAMCAUTIONLABEL
Whenthepowersupplyisbeingturnedon,youmaynotremovethislasercautionslabel.
Ifitis removed,radiationoflaser maybereceived.
PREPARATIONOFSERVICING
PickupHeadconsistsofalaserdiodethatisverysusceptibletoexternalstaticelectricity.
Althoughitoperatesproperlyafterreplacement,ifitwassubjecttoelectrostaticdischargeduringreplacement, thelifeof products mightbeshortened.
Whenreplacing,useaconductivemat,solderingironwithgroundwire,etc.
to keepthelaserdiodeaway fromthe damagebystaticelectricity.
The above caution is also applied toLSIandIC.
Groundconductive wriststrapforbody.
Solderingiron withgroundwire orceramictype
1M Conductivemat Thegroundresistance betweenthegroundline andthegroundislessthan10
SAFTY NOTICE SAFTY PRECAUTIONS
LEAKAGE CURRENT CHECK
Plug the AC line cord directly into a 120V AC outlet (do not use an isolation transformer for this check).
Use an AC voltmeter, having 5000 Connect a 1500 per volt or more sensitivity.
10W resistor,paralleled by a 0.
15uF Measure the AC voltage across the 1500 resistor.
The test must be conducted with the AC switch on and then repeated with the AC switch off.
The AC voltage indicated by the meter may not exceed 0.
3V.
A reading exceeding 0.
3V indicates that a dangerous potential exists, the fault must be located and corrected.
Repeat the above test with the DVD VIDEO PLAYER power plug reversed.
NEVER RETURN A DVD VIDEO PLAYER TO THE CUSTOMER WITHOUT TAKING NECESSARY CORRECTIVE ACTION.
150V AC capacitor between a known good earth ground (water pipe, conduit, etc.
) and all exposed metal parts of cabinet (antennas, handle bracket, metal cabinet screwheads, metal overlays, control shafts, etc.
).
READING SHOULD NOT EXCEED 0.
3V
DVD VIDEO PLAYER
A...
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