General; System Set-Up - Kenwood TKR-851 Service Manual

TKR-851
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 this publication
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.
Service Manual List
TKR-851
TKR-851
TKR-851

SYSTEM SET-UP

Merchandise
received
Choose the type
of transceiver
Repeater
programming & setup
DC power
supply or
duplexer?
NO
External speaker?
NO
Delivery
2
GENERAL / SYSTEM SET-UP
Title Parts number
B51-8684-00
B51-8701-00
B51-8709-00
Frequency range (MHz)
TX/RX 440~470
TX/RX 450~480
TX/RX 480~512
TX/RX 400~430
A personal computer (IBM PC or compatible), programming interface (KPG-46),
and programming software (KPG-91D) are required for programming.
See page 22.
The RX RF BPF (L2,L4,L5 on TX-RX unit A/2) must be aligned to obtain
the maximum sensitivity at a programmed frequency.
YES
Installation in the
optional space
YES
KES-4 or KES-5
installation
PERSONAL SAFETY
The following precautions are recommended for personal
safety :
• 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.
• This equipment should be serviced by only qualified tech-
nicians.
SERVICE
This radio is designed for easy servicing. Refer to the
schematic diagrams, printed circuit board views, and align-
ment procedures contained in this manual.
Remarks Market code
First edition
Supplement
Final unit only
Supplement II
K2,M2,E3
(This service manual)
VCO oscillation frequency
RF power Type Market code
E
25W
25W K
25W K2,M2
25W E3
Final unit
K,E J72-0911-09
K,E J72-0971-19
J72-0971-29
RX (MHz)
395.15 to 425.15
E
K 405.15 to 435.15
K2,M2 435.15 to 467.15
E3 355.15 to 385.15
TX (MHz)
440.00 to 470.00
450.00 to 480.00
480.00 to 512.00
400.00 to 430.00