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 ......................................................................................................... 1
» CHASSIS LAYOUT ............................................................................................................................. 13
» BLOCK DIAGRAM ............................................................................................................................. 14
» SCHEMATIC DIAGRAMS ................................................................................................................... 15
» REPLACEMENT PARTS LIST............................................................................................................ 27
» PACKING OF THE SET ..................................................................................................................... 36
POWER INPUT ................................................... 120 V AC 60 Hz
POWER RATING ................................................................... 126W
PICTURE SIZE ......................................... 2,187 cm
CONVERGENCE ............................................................. Magnetic
SWEEP DEFLECTION ..................................................... Magnetic
FOCUS ............................................... Hi-Bi-Potential Electrostatic
INTERMEDIATE FREQUENCIES
Picture IF Carrier Frequency ..................................... 45.75 MHz
Sound IF Carrier Frequency ...................................... 41.25 MHz
Color Sub-Carrier Frequency ..................................... 42.17 MHz
AUDIO POWER
OUTPUT RATING .............. 1.3W + 1.3W (at 10% distortion and
SHARP CORPORATION
SERVICE MANUAL
MODELS
CONTENTS
ELECTRICAL SPECIFICATIONS
SPEAKER
SIZE ...................................................................... 8 cm (Round)
VOICE COIL IMPEDANCE ............................... 8 ohm at 400 Hz
2
(339 sq inch)
ANTENNA INPUT IMPEDANCE
VHF/UHF .................................................... 75 ohm Unbalanced
TUNING RANGES
VHF-Channels .............................................................. 2 thru 13
UHF-Channels ............................................................ 14 thru 69
CATV Channels .......................................................... 1 thru 125
(Nominal)
Dual CH Operate)
Specifications are subject to change without
prior notice.
This document has been published to be used for after
sales service only.
The contents are subject to change without notice.
1
COLOR TELEVISION
Chassis No. SN-81A
27N-S300
CN27S30
27N-S300
CN27S30
S20X227N-S300
Page
(EIA, Channel Plan U.S.A.)