Sharp 70FW-53E, Руководство по обслуживанию

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70FW-53E
ELECTRICAL SPECIFICATIONS
• Picture Intermediate frequency
L’..................................................33.9MHz
L, B/G, D/K,I................................38.9MHz
• Sound Carrier Trap
L’..................................................40.4MHz
L, D/K...........................................32.4MHz
B/G..............................................33.4MHz
I....................................................32.9MHz
•
Adjacent Sound Carrier Trap
L’..........................................................32.4MHz
L, D/K, B/G..................................40.4MHz
I....................................................40.9MHz
• Adjacent Picture Carrier Trap
L’..........................................................41.9MHz
L, D/K,I.........................................30.9MHz
B/G..............................................31.9MHz
•
Aerial Input Impedance
VHF/UHF ................. 75 ohm Unbalanced
•
Tuning Ranges.......45.75MHz thru 855.25 MHz
VHF: IR A~J / S1~S41 CH (HIPERBAND)
E2~E12 / F2~F10
UHF: E21~E69 CH, I21~I69 CH
CATV Special Channels
WARNING
Part of this chassis is not isolated from the mains supply. When carrying out any servicing work,
ensure that an isolation transformer is connected in the mains supply.
To prevent electric shock, do not remove the cover unless you are qualified to do so. Refer servicing
work to a qualified engineer.
Specifications are subject to change without prior notice.
•
Power Input ..................... 220V-240 Volts AC 50Hz
•
Power Consumption
Normal Operation ..................................155W
(Method IEC 60107)
Stand-by Operation ....................................1W
• Audio Power Output Rating (MPO) / Impedance
Internal Left Speaker ....................... 10W, 7
Ω
Internal Right Speaker ..................... 10W, 7
Ω
Internal Centre Speaker .............. 10W, 7
Ω
•
Speakers
Left / Right ........................................ 4 x 10cm
Centre .............................................. 6 x 13cm
• Convergence
Static (Centre)
between any two colours......................0.08cm
Dynamic after static equals zero
Within 10cm (4”) circle.........................0.12cm
10-28cm (4-10”) circle..........................0.20cm
Everywhere else...................................0.28cm
•
Focus ....................... High Bi-Potential Electrostatic
•
Sweep Deflection ...................................... Magnetic
EN 61000-3-2
In order to comply with the European Norm 61000-3-2 regarding Electromagnetic compatibility (EMC),
it has been included mainly, in the PFC Circuit (Power Filter Correction), on every TV set manufac-
tured from January 2001.
On TV set manufactured before the above date (Serial Number
800929 for 70FW-53E or previous),
this modification is not required.
•
White Level
Set brightness control to get total picture tube cathode current of 600
µ
A under no signal condition.
Maximum necessary correction of each picture tube cathode current to get 8550 degrees K+1 MPCD.
Screen temperature should not exceed 15% of its original value.
X=0.290 ± 0.015 Y=0.300 ± 0.015