Sharp 21F-PA18 - Chapter 2 Important Service Notes; Important Service Notes

21F-PD250 / 21F-PT220 / 21F-PA18 / 21F-PA18(B)
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CHAPTER 1. SPECIFICATIONS
[1] SPECIFICATIONS
Convergence ................................................................................................................ Self Convergence System
Focus
............................................................................................................................... UNI-BI Focusing
Sweep Deflection ..................................................................................................................................... Magnetic
Intermediate Frequencies
Picture IF Carrier ................................................................................................................................. 38.9MHz
Colour Sub-Carrier Frequency........................................................................................................... 34.47MHz
Cabinet material ..................................................................................................................................... All Plastics
Specifications are subject to change without prior notice
Aerial Input Impedance
VHF/UHF .......................................................................................................................... 75 ohms Unbalanced
Receiving System ...............................................................................
PAL-B/G, PAL - D/K, NTSC 3.58 MHz-B/G
Receiving Channel
VHF-Channels ......................................................................................... E2(48.25MHz) thru E12(224.25MHz)
S1(105.25MHz) thru S41(463.25HMz)
UHF-Channels ..................................................................................... E21(471.25MHz) thru E69(855.25MHz)
.
Power Input ..................................................................................................................... 110 ~ 240V AC 50/60 Hz
Power Consumption
........................................................................................................................................
Audio Power Output Rating
....................................................................... 21F-PA18 & 21F-PA18(B) : 3W (rms)
..............................................................................................
Speaker
Size
Dimensions
....................................................................................... 21F-PA18 & 21F-PA18(B) :
Width: 502 mm
Height: 485 mm
Depth: 485 mm
Weight(approx): 22.5 kg
83W
21F-PD250 & 21F-PT220 : 5W (rms)
21F-PA18 & 21F-PA18(B) : 5 x 9 cm (1 pc)
21F-PD250 & 21F-PT220 : 5 x 9 cm (2 pcs)
..............................................................................................................
16 ohms at 400 HzVoice Coil Impedance
21F-PD250 :
Width: 625 mm
Height: 470 mm
Depth: 495.5 mm
Weight(approx): 22 kg
21F-PT220 :
Width: 577 mm
Height: 465.5 mm
Depth: 480 mm
Weight(approx): 21.5 kg
Sound IF Carrier Frequency
............................................................................................................................................32.4MHz6.5MHz
............................................................................................................................................32.9MHz6.0MHz
............................................................................................................................................33.4MHz5.5MHz