Specifications
Power Rating . . . . . . . . . . . . . . . . . . . . . . . . 120VAC
175W, 1.7A (Max)
Antenna Input Impedance . . . . . . . . . . . . . . . . . 75
Ω
UHF/VHF/CATV
Digital
Receiving Channel . . . . . . . . . . . . . . . . 2 - 13 (VHF),
14 - 69 (UHF),
01, 14-94, 95-125 (CATV)
1-99 (Digital)
Remote Ready . . . . . . . . . . 32 Key Remote Control
Sound Output . . . . . . . . . . . . . . . . . . . . . . 5.0 W/CH
Intermediate Frequency
Picture IF Carrier . . . . . . . . . . . . . . . . . . 45.75MHz
Sound IF Carrier . . . . . . . . . . . . . . . . . . 41.25MHz
Color Sub Carrier . . . . . . . . . . . . . . . . . 42.17MHz
Cabinet Dimensions
Width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 939mm
Height . . . . . . . . . . . . . . . . . . . . . . . . . . . . 697mm
Depth including base . . . . . . . . . . . . . . . . 219mm
REFERENCE No.
SM
780143
DP37647, N4PE, PRODUCT CODE 113004304
Contents
Safety Instructions . . . . . . . . . . . . . . . . . . 2
Service Adjustments . . . . . . . . . . . . . 3 – 4
Power Failure Circuit . . . . . . . . . . . . . . . . 5
Mechanical Disassemblies . . . . . . . . . 6 – 7
Chassis Electrical Parts List . . . . . . . 8 – 23
Cabinet Parts List . . . . . . . . . . . . . . . . . . 24
Component and Test Point
Locations . . . . . . . . . . . . . . . . . . . 25 – 26
Block Diagrams . . . . . . . . . . . . . . . . 27 – 38
Troubleshooting Flow Charts . . . . . 39 – 41
Control Port Functions. . . . . . . . . . . 42 – 43
Schematic Notes . . . . . . . . . . . . . . . . . . . 44
Pin Layouts. . . . . . . . . . . . . . . . . . . . . . . . 45
Capacitor and Resistor Codes . . . . . . . . 46
PC Board Connections and Locations . . 47
Schematic Diagrams . . . . . . . . . . . . 49 – 51
FILE NO.
SERVICE MANUAL
Remote Control Digital
Color Television
DP37647
(U.S.A.)
(CANADA)
ORIGINAL VERSION
Chassis No. P37647-00
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.
with a double “Z” is a registered trademark
of Sanyo Manufacturing Corporation.
© Sanyo Manufacturing Corporation 2007
Summary of Contents for DP37647 - 37" Vizzon LCD TV
Page 30: ... 30 IC BLOCK DIAGRAMS CONT IC1600 DC to DC Converter IC1620 DC to DC Converter ...
Page 31: ... 31 IC1630 DC to DC Converter IC1640 DC to DC Converter ...
Page 32: ... 32 IC BLOCK DIAGRAMS CONT IC5500 Screen Controller ...
Page 33: ... 33 IC5700 IC5720 DDR Double Data Rate SDRAM ...
Page 34: ... 34 IC6100 TS Demodulator IC BLOCK DIAGRAMS CONT ...
Page 35: ... 35 IC6200 A D Converter ...
