Service manual

1
26SL40, 26SL70
29SL80
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.
S69J129SL80//
MODELS
» ELECTRICAL SPECIFICATIONS ......................................................................................................... 1
» IMPORTANT SERVICE SAFETY PRECAUTION ................................................................................. 2
» LOCATION OF USER'S CONTROL .....................................................................................................4
» INSTALLATION AND SERVICE INSTRUCTIONS ................................................................................ 5
» CHASSIS LAYOUT ............................................................................................................................. 11
» BLOCK DIAGRAM ............................................................................................................................. 12
» SCHEMATIC DIAGRAMS................................................................................................................... 15
» PRINTED WIRING BOARD ASSEMBLIES ........................................................................................ 33
» REPLACEMENT PARTS LIST............................................................................................................ 37
» PACKING OF THE SET...................................................................................................................... 47
Page
POWER INPUT........................................ 110-220 V AC 50/60 Hz
POWER RATING
26SL40 .............................................................................. 120 W
26SL70 .............................................................................. 125 W
29SL80 .............................................................................. 130 W
PICTURE SIZE
26SL40, 26SL70 ................................... 2,032 cm
2
(315 sq inch)
29SL80 .................................................. 2,193 cm
2
(340 sq inch)
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
(Nominal)
SHARP CORPORATION
CONTENTS
ELECTRICAL SPECIFICATIONS
Specifications are subject to change without
prior notice.
AUDIO POWER
OUTPUT RATING
26SL40 ............................................................. 2.5 W + 2.5 W
26SL70, 29SL80 .....................................................5 W + 5 W
(at 5% distortion and Dual CH Operate)
SPEAKER
SIZE ............................................................... 12 × 6 cm (2 pcs.)
VOICE COIL IMPEDANCE ............................... 8 ohm at 400 Hz
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
SERVICE MANUAL
26SL40, 26SL70
29SL80
COLOR TELEVISION
Chassis No. SN-91A
POWER POWER
PUSH OPEN
MTS STEREO