COLOUR TELEVISION SERVICE MANUAL
25WG3
SERVICE MANUAL
SY8A725WG3///
COLOUR TELEVISION Chassis No. SS-1
MODEL
25WG3
In the interests of user-safety (...
Description
25WG3
SERVICE MANUAL
SY8A725WG3///
COLOUR TELEVISION Chassis No. SS-1
MODEL
25WG3
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified be used.
CONTENTS
Page FEATURE ............................................................ 2 SPECIFICATIONS ...............................................2 IMPORTANT SERVICE NOTES ......................... 3 ADJUSTMENT PRECAUTIONS ......................... 3 SERVICE MODE .................................................. 4 SERVICE ADJUSTMENT ................................... 7 TROUBLESHOOTING ...................................... 13 SOLID STATE DEVICE BASE DIAGRAM ........ 14 Page WAVEFORMS ................................................... 15 DESCRIPTION OF SCHEMATIC DIAGRAM .... 15 BLOCK DIAGRAM ............................................. 16 CHASSIS LAYOUT ............................................22 SCHEMATIC DIAGRAM ................................... 24 PRINTED WIRING BOARD ASSEMBLIES ....... 32 PARTS LIST ...................................................... 37
WARNING
The chassis in this receiver is partially hot. Use an isolation transformer between the line cord plug and power receptacle, when servicing this chassis. To prevent electric shock, do not remove cover. No user-serviceable parts inside. Refer servicing to qualified service personnel.
SHARP CORPORATION...
Similar Datasheet