Sharp 27U-S100

27U-S60
27U-S100
COLOR TELEVISION
Chassis No. C/D-BM
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
» IMPORTANT SERVICE SAFETY PRECAUTION .................................................................................2
» LOCATION OF USER'S CONTROL .....................................................................................................4
» INSTALLATION AND SERVICE INSTRUCTIONS................................................................................6
» CHASSIS LAYOUT .............................................................................................................................12
» BLOCK DIAGRAM ..............................................................................................................................13
» SCHEMATIC DIAGRAMS ...................................................................................................................14
» PRINTED WIRING BOARD ASSEMBLIES ........................................................................................20
» REPLACEMENT PARTS LIST ............................................................................................................23
» PACKING OF THE SET ......................................................................................................................31
Page
SHARP CORPORATION
CONTENTS
SERVICE MANUAL
This document has been published to be used for after
sales service only.
The contents are subject to change without notice.
MODELS
POWER INPUT .................................................... 120 V AC 60 Hz
POWER RATING ..................................................................105 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 ..................... 1.5W + 1.5W (at 10% distortion
and Dual CH Operate)
ELECTRICAL SPECIFICATIONS
SPEAKER
SIZE ...............................................................9x5cm (Oval type)
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.)
Specifications are subject to change without
prior notice.
27U-S60
27U-S100
S42H827U-S60/

Sharp 27U-S100 Specifications

General

Brand	Sharp
Model	27U-S100
Category	TV
Language	English

Summary

Electrical Specifications

Important Service Safety Precautions

Warnings and High Voltage Safety

Critical safety warnings, including X-radiation, high voltage handling, and ground systems.

Servicing High Voltage and Picture Tube

Procedures for safely handling the high voltage system and picture tube.

Service Safety Precautions (Continued)

Before Returning the Receiver

Final safety checks required before returning the serviced TV to the customer.

Safety Notices

Information on safety-related characteristics of electronic parts and replacement parts.

User Control Locations

Front Panel Controls

Identification and function of controls on the television's front panel.

Remote Control Functions

Explanation of basic button functions on the TV's remote control.

User Control Locations (27 U-S100)

Front Panel Controls (27 U-S100)

Identification and function of controls on the 27U-S100 television's front panel.

Remote Control Functions (27 U-S100)

Explanation of remote control functions for the 27U-S100 model.

Installation and Service Instructions

Circuit Protection

Details on the receiver's fuse and circuit protection mechanisms.

High Voltage Check

Procedure for checking and verifying the high voltage output.

Service Mode and Adjustments

Entering and Exiting Service Mode

Instructions on how to access and exit the television's service mode.

Service Adjustment Categories

Overview of the different adjustment categories available in service mode.

Service Adjustment Data - Fix Value

Fix Value Adjustment Ranges

Table detailing adjustment ranges and initial values for the FIX VALUE category.

Deflection Adjustment Data

Ranges and initial values for DEF (Deflection) adjustments.

Service Adjustment Data - Signal & Feature

Signal Adjustment Data

Table detailing adjustment ranges and initial values for the SIGNAL category.

Feature Adjustment Data

Table detailing adjustment ranges and initial values for the FEATURE category.

Detailed Service Adjustments

Video and RF Adjustments

Procedures for +B, Video Level, and RF AGC adjustments.

Picture Setting Adjustments

Adjustments for screen, white balance, contrast, tint, color, and brightness.

Advanced Service Adjustments

Vertical and Caption Adjustments

Procedures for vertical size, linearity, position, and caption adjustments.

MTS Audio Adjustments

Adjustments for MTS level, VCO, filter, and separation.

Chassis Layout

Block Diagram

Schematic Diagram Notes and Waveforms

Schematic Diagram Notes

Explanations of symbols, units, and measurement conditions for schematics.

Waveform Examples

Visual examples of various signal waveforms at key test points.

Schematic Diagram: CRT Unit

Schematic Diagram: Main-1 Unit

Schematic Diagram: Main-2 Unit

Printed Wiring Board Assemblies (PWB-A Wiring)

Printed Wiring Board Assemblies (PWB-A Chip Side)

Printed Wiring Board Assemblies (PWB-B Wiring)

Parts List - Tuner, IC, Transistors

Tuner and Integrated Circuits

List of part numbers and descriptions for tuners and integrated circuits.

Transistors and PWB Assemblies

List of part numbers and descriptions for transistors and PWBs.

Parts List - Diodes, Filters, Transformers

Diodes and Packaged Circuits

List of part numbers and descriptions for diodes and packaged circuits.

Filters, Coils, and Transformers

List of part numbers and descriptions for filters, coils, and transformers.

Parts List - Capacitors

Parts List - Resistors (Part 1)

Parts List - Resistors (Part 2)

Parts List - Switches & Miscellaneous

Switches and Miscellaneous Parts

List of part numbers for switches and miscellaneous components.

CRT Unit Transistors and Diodes

List of transistors and diodes for the CRT unit.

Parts List - Accessories & Packing

Miscellaneous Parts and Supplied Accessories

List of miscellaneous parts and included accessories.

Packing Parts

List of packing materials not intended for replacement.

Cabinet Parts and Location

Cabinet Parts List

List of part numbers for the front and rear cabinets and associated parts.

Cabinet Parts Location Diagram

Diagram indicating the location of cabinet parts on the TV.

Packing of the Set