Table Of Contents - Kenwood TK-7102 Service Manual

TK-7102
CONTENTS
GENERAL ................................................................. 2
OPERATING FEATURES ......................................... 4
REALIGNMENT ........................................................ 7
DISASSEMBLY FOR REPAIR .................................. 9
CIRCUIT DESCRIPTION ......................................... 10
SEMICONDUCTOR DATA ..................................... 15
DESCRIPTION OF COMPONENTS ....................... 16
PARTS LIST ............................................................ 18
EXPLODED VIEW ................................................... 24
PACKING ................................................................. 25
ADJUSTMENT ........................................................ 26
PC BOARD VIEWS
DISPLAY UNIT (X54-3340-20) ........................... 31
TX-RX UNIT (X57-6290-20) ............................... 33
SCHEMATIC DIAGRAM ......................................... 39
BLOCK DIAGRAM................................................... 43
LEVEL DIAGRAM .................................................... 45
TERMINAL FUNCTION .......................................... 47
SPECIFICATIONS................................. BACK COVER
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2
CONTENTS / GENERAL
GENERAL
INTRODUCTION
SCOPE OF THIS MANUAL
This manual is intended for use by experienced techni-
cians familiar with similar types of commercial grade com-
munications equipment. It contains all required service in-
formation for the equipment and is current as of this publica-
tion date. Changes which may occur after publication are
covered by either Service Bulletins or Manual Revisions,
which are issued as required.
ORDERING REPLACEMENT PARTS
When ordering replacement parts or equipment informa-
tion, the full part identification number should be included.
This applies to all parts : components, kits, and chassis. If
the part number is not known, include the chassis or kit
number of which it is a part and a sufficient description of
the required component for proper identification.
PERSONNEL SAFETY
The following precautions are recommended for person-
nel safety :
• DO NOT transmit if someone is within two feet (0.6
meter) of the antenna.
• DO NOT transmit until all RF connectors are secure and
any open connectors are properly terminated.
• SHUT OFF this equipment when near electrical blasting
caps or while in an explosive atmosphere.
• All equipment should be properly grounded before
power-up for safe operation.
• This equipment should be serviced by only qualified tech-
nicians.
PRE-INSTALLATION CONSIDERNATIONS
1. UNPACKING
Unpack the radio from its shipping container and check
for accessory items. If any item is missing, please contact
KENWOOD immediately.
2. LICENSING REQUIREMENTS
Federal regulations require a station license for each ra-
dio installation (mobile or base) be obtained by the equip-
ment owner. The licensee is responsible for ensuring trans-
mitter power, frequency, and deviation are within the limits
permitted by the station license.
Transmitter adjustments may be performed only by a li-
censed technician holding an FCC first, second or general
class commercial radiotelephone operator's license. There
is no license required to install or operate the radio.