Sharp 27L-S100 - User Manual

1
27L-S100/27L-S180
CL27S10/CL27S18
COLOR TELEVISION
Chassis No. SN-91
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.
S39D927L-S100
MODELS
» ELECTRICAL SPECIFICATIONS......................................................................................................... 1
» IMPORTANT SERVICE SAFETY PRECAUTION ................................................................................ 2
» LOCATION OF USER'S CONTROL.....................................................................................................6
» INSTALLATION AND SERVICE INSTRUCTIONS ................................................................................ 8
» CHASSIS LAYOUT ............................................................................................................................. 14
» BLOCK DIAGRAM ............................................................................................................................. 15
» SCHEMATIC DIAGRAMS................................................................................................................... 16
» PRINTED WIRING BOARD ASSEMBLIES ........................................................................................ 26
» REPLACEMENT PARTS LIST ........................................................................................................... 29
» PACKING OF THE SET ..................................................................................................................... 36
Page
POWER INPUT ................................................... 120 V AC 60 Hz
POWER RATING .................................................................. 110 W
PICTURE SIZE ........................................... 2,187cm
2
(339sq 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)
AUDIO POWER
OUTPUT RATING .............. 1.3W + 1.3W (at 10% distortion and
Dual CH Operate)
SHARP CORPORATION
This document has been published to be used for after
sales service only.
The contents are subject to change without notice.
CONTENTS
ELECTRICAL SPECIFICATIONS
Specifications are subject to change without
prior notice.
SPEAKER
SIZE ...................................................................... 8 cm (Round)
VOICE COIL IMPEDANCE ............................. 32 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
(EIA, Channel Plan U.S.A.)
SERVICE MANUAL
27L-S100/27L-S180
CL27S10/CL27S18

Sharp 27L-S100 Specifications

General

Brand	Sharp
Model	27L-S100
Category	Colour television
Language	English

Summary

Electrical Specifications

Important Service Safety Precautions

General Safety Warnings

Essential safety precautions for servicing, including circuit modification and power disconnection.

High Voltage System Servicing Precautions

Procedures for safely servicing high voltage systems and handling the picture tube.

X-Radiation and High Voltage Limits

Guidelines for managing X-radiation risks and maintaining high voltage within specified limits.

Pre-Return Safety Checks

Replacement Parts Safety Notice

Location of Users Control

Front Panel and Basic Remote Controls

Details front panel controls and basic operations of the remote control.

Advanced Remote Control Functions

Explains advanced remote control features like Personal Preference, Input selection, and Mute.

Installation and Service Instructions

Circuit Protection and High Voltage Checks

Details circuit protection, X-radiation test, and high voltage measurement procedures.

Service Mode Operations

Guide to entering, operating, and exiting the service mode for adjustments.

Picture Adjustments

Covers adjustments for VCO, AGC, Screen, White Balance, Tint, Color, Brightness, and Picture Size.

Position and Special Function Adjustments

Adjustments for vertical phase, horizontal position, captions, trap, sharpness, audio, energy save, MTS, and others.

Chassis Layout

Block Diagram

Schematic Diagram

Waveform Measurement Conditions

Conditions and points for measuring waveforms, including typical waveform examples.

Printed Wiring Board Layouts

PWB-A Wiring and Chip Side

Diagrams showing component placement and routing on the main unit's printed wiring board.

PWB-B and PWB-H Layouts

Diagrams showing component placement for the CRT and Front AV units.

Replacement Parts List

Picture Tube and Main Unit Components

Lists picture tube and main unit ICs/transistors with part numbers.

CRT and Front AV Unit Components

Lists components for CRT and Front AV units, including transistors, diodes, and jacks.

Main Unit Resistors and Switches

Details resistors and switches for the main unit, including part numbers and codes.

Cabinet and Miscellaneous Parts

Lists cabinet parts, miscellaneous items, and supplied accessories.

Packing of the Set