SHARP
SERVICE MANUAL
S90M621
N52E11
21 SYSTEM
COLOUR TELEVISION
Chassis No. 2IA- M
MODEL
21N52-E1
In the interests of user-safety (Required by safety regulations in some countries ) the set should be
restored to its original condition and only parts identical to those specified should be used.
ELECTRICAL SPECIFICATIONS
Power Input
................................ 110-240VAC
50/60Hz (Auto)
Power Consumption
................................. 107w
Convergence
..................
Self Converging System
Focus
......
Bi-Potential, Uni-Potential Electrostatic
Sweep Deflection
................................
Magnetic
Intermediate Frequencies
Picture IF Carrier
................................
38.9M Hz
Sound IF Carrier
6.5MHz .........................................
32.4MHz
6.0MHz .........................................
. 32.9MHz
5.5MHz .........................................
.
33.4MHz
4.5MHz .........................................
.
34.4MHz
Colour Sub-Carrier
PAL/NTSC
.....................................
34.47M Hz
SECAM
............................
34.494/34.65MHz
NTSC
............................................
35.32MHz
Audio Power Output Rating
........
2.5W x 2 (Max.)
Speaker
Size .............................
.
8cm x 4cm Oval x 2 pcs
Voice Coil Impedance
.............
8 ohms at 400 Hz
Specifications are subject to change without prior
notice.
Aerial Input Impedance ,......, 75 ohm Unbalanced
Receiving Channels
PAL-B/G, SECAM-B/G
VHF
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..
E2 thru
El2
UHF
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21 thru 69
CATV
.......................,...............
S1 thru S3,
M1 thru M10
U1 thru U10
PAL-D/K, SECAM-D/K
VHF
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
R1 thru
R12
UHF
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21 thru 69
PAL-l
VHF
. . . . . . . . . . . . . . . . . . . . .
(IRELAND):
B thru J
UHF ..................
(U.K., H.K.): 21 thru 69
NTSC-M
VHF
. . . . . . . . . . . . . . . . . . . . . . . . . . .
(US):
2 thru 13
(JAPAN):
1 thru 12
UHF
. . . . . . . . . . . . . . . . . . . . . . . . . . .
(US): 14 thru 83
(JAPAN): 13 thru 62
CATV
....................................
A-6 thru A-1,
A thru W,
AA
Receiving Frequency
VHF
. . . . . . . . . . . . . . . . . . . . . . . . .
48.25 thru 301.25 MHz
UHF . . . . . . . . . . . . . . . . . . . . . . . . .
471.25 thru 885.25 MHz
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 -
qualified service personnel.
serviceable parts inside. Refer servicing to
SHARP CORPORATION
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