REFERENCE No. SM780155
DP50747, J4DJ, PRODUCT CODE 111010304
Contents
SAFETY INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . 2
SERVICE ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . 3
ON-SCREEN SERVICE MENU . . . . . . . . . . . . . . . . . . . . . 4
POWER FAILURE CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . 5
Mechanical Disassembly . . . . . . . . . . . . . . . . . . . . . . 6-10
CHASSIS ELECTRICAL PARTS LIST . . . . . . . . . . . . 11-25
CABINET PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . 26
COMPONENT AND TESTPOINT LOCATIONS . . . . 27-29
BLOCK DIAGRAM POWER LINES. . . . . . . . . . . . . . . . . 30
BLOCK DIAGRAM SIGNAL LINES . . . . . . . . . . . . . . . . 31
IC BLOCK DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . 32-41
troubleshOOTING FLOW CHARTS . . . . . . . . . . . . . 42-44
CONTROL PORT FUNCTIONS . . . . . . . . . . . . . . . . . 45-46
SIGNAL FLOW CHARTS . . . . . . . . . . . . . . . . . . . . . . 47-54
SCHEMATIC NOTES . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
IC, DIODE, AND TRANSISTOR PIN LAYOUTS. . . . . . . 56
PC BOARD CONNECTIONS AND LOCATIONS . . . . . . 57
CAPACITOR AND RESISTOR CODE CHART . . . . . . . . 58
SCHEMATIC DIAGRAMS . . . . . . . . . . . . . . . . . . . . . 59-60
FILE NO.
SERVICE MANUAL Remote Control Plasma
Color Television
DP50747 (U.S.A.)
(CANADA)
ORIGINAL VERSION
Chassis No. P50747-03
NOTE: Match the Chassis No. on
the unit’s back cover with
the Chassis No. in the
Service Manual.
If the Original Version
Service Manual Chassis
No. does not match the
unit’s, additional Service
Literature is required. You
must refer to “Notices” to the
Original Service Manual
prior to servicing the unit.
Servicing should be performed by only trained and qualified service personnel.
© Sanyo Manufacturing Corporation 2008
Specifications
POWER RATING . . . . . . . . . . . . . . . . . . . . . . . . . 120VAC
420W (AVG.)
ANTENNA INPUT IMPEDANCE. . . . . . . . . . . . . . . . . 75Ω
UHF/VHF/CATV
DIGITAL
RECEIVING CHANNEL . . . . . . . . . . . . . . . . . 2 - 13 (VHF),
14 - 69 (UHF),
01, 14-94, 95-125 (CATV)
1-135 (DIGITAL)
REMOTE READY. . . . . . . . . 32 KEY REMOTE CONTROL
SOUND OUTPUT. . . . . . . . . . . . . . . . . . . . . . . . 7.0 W/CH
INTERMEDIATE FREQUENCY
PICTURE IF CARRIER . . . . . . . . . . . . . . . . . . 45.75MHz
SOUND IF CARRIER . . . . . . . . . . . . . . . . . . . 41.25MHz
COLOR SUB CARRIER . . . . . . . . . . . . . . . . . 42.17MHz
CABINET DIMENSIONS
WIDTH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1255mm
HEIGHT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 846mm
DEPTH INCLUDING BASE . . . . . . . . . . . . . . . . 281mm
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