Sharp 21HS-50H, Руководство по обслуживанию

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3
21HS-50H
ELECTRICAL SPECIFICATIONS
•
Power Input .......................220V-240 Volts AC 50Hz
•
Power Consumption
•
Audio Power Output Rating ................4W x 2(MPO)
Speaker................................16
Ω
4W, 9 x 5 cm,2pcs
Normal Operation....................................43W
Stand-by Operation...................................3W
•
White Level
Set the brightness control, with no signal connected, so that the CRT cathode current is 600mA. The maximum
correction applied to each cathode current to achieve a screen temperature of 8900 degrees K-20 MPCD should
not exceed 15% of its original value.
Convergence.........................Self Converging System
Focus....................................Bi-Potencial Electrostatic
Sweep Deflection...........................................Magnetic
•
Aerial Input Impedance
VHF/UHF..........................75 ohm Unbalanced
•
Tuning Ranges ............45.75MHz thru 855.25 MHz
VHF.............IR A - J
S1-S41 (HYPERBAND)
UHF.............I21 - I69 CH
•
Picture Intermediate Frecuency.....
.........38.9MHz
•
Sound Carrier Trap
...............................32.9MHz
•
Adjacent Sound Carrier Trap
.................40.9MHz
•
Adjacent Picture Carrier Trap
...............30.9MHz
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.
Specifications are subject to change without prior notice.
X Y Screen temperature
0.290
±
0.015 0.284
±
0.015 8900º K-20 MPCD