Table Of Contents - Sanyo DP50747 Service Manual

SERVICE MANUAL
Servicing should be performed by only trained and qualified service personnel.
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
DP50747, J4DJ, PRODUCT CODE 111010304
Remote Control Plasma
Color Television
Specifications
POWER RATING . . . . . . . . . . . . . . . . . . . . . . . . . 120VAC
ANTENNA INPUT IMPEDANCE. . . . . . . . . . . . . . . . . 75Ω
RECEIVING CHANNEL . . . . . . . . . . . . . . . . . 2 - 13 (VHF),
REMOTE READY. . . . . . . . . 32 KEY REMOTE CONTROL
SOUND OUTPUT. . . . . . . . . . . . . . . . . . . . . . . . 7.0 W/CH
INTERMEDIATE FREQUENCY
CABINET DIMENSIONS
FILE NO.
DP50747
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.
PICTURE IF CARRIER . . . . . . . . . . . . . . . . . . 45.75MHz
SOUND IF CARRIER . . . . . . . . . . . . . . . . . . . 41.25MHz
COLOR SUB CARRIER . . . . . . . . . . . . . . . . . 42.17MHz
WIDTH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1255mm
HEIGHT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 846mm
DEPTH INCLUDING BASE . . . . . . . . . . . . . . . . 281mm
REFERENCE No.
(U.S.A.)
(CANADA)
420W (AVG.)
UHF/VHF/CATV
DIGITAL
14 - 69 (UHF),
01, 14-94, 95-125 (CATV)
1-135 (DIGITAL)
SM
780155