Specifications
POWER RATING . . . . . . . . . . . . . . . . . . . . . . . . . 120VAC
50W (AVG.)
ANTENNA INPUT IMPEDANCE. . . . . . . . . . . . . . . . . 75
Ω
UHF/VHF/CATV
DIGITAL
RECEIVING CHANNEL . . . . . . . . . . . . . . . . . 2 - 13 (VHF),
14 - 69 (UHF),
01, 14-94, 95-135 (CATV)
1-135 (DIGITAL)
REMOTE READY. . . . . . . . . 32 KEY REMOTE CONTROL
SOUND OUTPUT. . . . . . . . . . . . . . . . . . . . . . . . 2.0 W/CH
INTERMEDIATE FREQUENCY
PICTURE IF CARRIER . . . . . . . . . . . . . . . . . . 45.75MHz
SOUND IF CARRIER . . . . . . . . . . . . . . . . . . . 41.25MHz
COLOR SUB CARRIER . . . . . . . . . . . . . . . . . 42.17MHz
CABINET DIMENSIONS
WIDTH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 480.1mm
HEIGHT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 383.5mm
DEPTH INCLUDING BASE . . . . . . . . . . . . . . . 185.4mm
REFERENCE No.
SM
780149
DP19648, N4TP, PRODUCT CODE 113013804
FILE NO.
SERVICE MANUAL
Remote Control Digital
Color Television
DP19648
(U.S.A.)
(CANADA)
ORIGINAL VERSION
Chassis No. P19648-00
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.
Contents
SAFETY INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . 2
SERVICE ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . 3
ON-SCREEN SERVICE MENU . . . . . . . . . . . . . . . . . . . . . 4
POWER FAILURE CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . 5
MECHANICAL DISASSEMBLY. . . . . . . . . . . . . . . . . . . 6-8
CHASSIS ELECTRICAL PARTS LIST . . . . . . . . . . . . . . . 10
CABINET PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . 25
COMPONENT AND TESTPOINT LOCATIONS . . . . . . 26
BLOCK DIAGRAM POWER LINES. . . . . . . . . . . . . . . . . 29
BLOCK DIAGRAM SIGNAL LINES . . . . . . . . . . . . . . . . 30
IC BLOCK DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . 31-36
TROUBLESHOOTING FLOW CHARTS . . . . . . . . . . 37-38
CONTROL PORT FUNCTIONS. . . . . . . . . . . . . . . . . . . . 40
SIGNAL FLOW CHARTS . . . . . . . . . . . . . . . . . . . . . . 42-46
SCHEMATIC NOTES . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
IC, DIODE, AND TRANSISTOR PIN LAYOUTS. . . . . . . 48
PC BOARD CONNECTIONS AND LOCATIONS . . . . . . 49
CAPACITOR AND RESISTOR CODE CHART . . . . . . . . 50
SCHEMATIC DIAGRAMS . . . . . . . . . . . . . . . . . . . . . 51-52
© Sanyo Manufacturing Corporation 2008
Summary of Contents for DP19648 - 19" LCD TV
Page 26: ... 26 COMPONENT ANDTESTPOINT LOCATIONS MAIN BOARD PARTS SIDE ...
Page 27: ... 27 MAIN BOARD SOLDER SIDE ...
Page 28: ... 28 CONTROL BOARD PART SIDE CONTROL BOARD SOLDER SIDE PC BOARD PART SIDE PC BOARD SOLDER SIDE ...
Page 32: ... 32 IC1600 DC to DC Converter IC1240 Component Selecter IC BLOCK DIAGRAMS CONT ...
Page 33: ... 33 IC1651 DC to DC Converter IC1671 DC to DC Converter ...
Page 34: ... 34 IC5500 Screen Controller IC BLOCK DIAGRAMS CONT ...
Page 35: ... 35 IC3200 Audio Controller IC6270 Audio A D ...
Page 36: ... 36 IC5700 DDR Double Data Rate SDRAM IC BLOCK DIAGRAMS CONT ...
