TK-290-11B
2
INTRODUCTION
SCOPE OF THIS MANUAL
This manual is intended for use by experienced techni-
cians familiar with similar types of commercial grade commu-
nications equipment. It contains all required service informa-
tion for the equipment and is current as of the publication
date. Changes which may occur after publication are covered
by either Service Bulletins or Manual Revisions. These 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, or 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 re-
quired component for proper identification.
GENERAL
PERSONNEL SAFETY
The following precautions are recommended for person-
nel safety :
• DO NOT transmit until all RF connectors are verified se-
cure and any open connectors are properly terminated.
• SHUT OFF and DO NOT operate this equipment near
electrical blasting caps or in an explosive atmosphere.
• This equipment should be serviced by a qualified techni-
cian only.
SERVICE
This radio is designed for easy servicing. Refer to the
schematic diagrams, printed circuit board views, and align-
ment procedures contained within.
SERVICE MANUAL LIST
Title
Part No.
FINAL UNIT PCB No.
CONTROL UNIT PCB No.
TX-RX UNIT PCB No.
TK-290-11B
B51-8520-00
J72-0654-12
J72-0705-02
J72-0723-02
TK-290-11B
B51-8766-00
J79-0071-09
J79-0073-09
J79-0070-09
SUPPLEMENT
This service manual
Merchandise received
Transceiver programming
Delivery
Are you using the speaker microphone?
A personal computer (IBM PC or compatible), programming
interface (KPG-36), and programming software (KPG-58D)
are required for programming.
(The frequency, and signaling data are programmed for the
transceiver.)
YES
YES
NO
NO
With
antenna?
KMC-25
KMC-26
SYSTEM SET-UP
Note:
If sensitivity suppression occurs due to interference with the operating frequency, change the microprocessor clock setting by
checking the Beat Shift-Lower Band or Beat Shift-Upper Band box in the special screen of the KPG-58D.
156MHz
±
156kHz, 168MHz
±
168kHz (CH No. 14~23)
