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Kenwood TK-5710 Service Manual

Kenwood TK-5710
124 pages
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VHF APCO P25 TRANSCEIVER
©
2005-5 PRINTED IN JAPAN
B51-8727-00
(
S
)
618
SERVICE MANUAL
TK-5710
(
B
)
TK-5710H
(
B
)
GENERAL .............................................................. 2
SYSTEM SET-UP .................................................. 4
REALIGNMENT ..................................................... 5
INSTALLATION ................................................... 11
DISASSEMBLY FOR REPAIR .............................. 20
CIRCUIT DESCRIPTION ...................................... 25
SEMICONDUCTOR DATA .................................. 33
COMPONENTS DESCRIPTION .......................... 35
PARTS LIST ......................................................... 37
EXPLODED VIEW ................................................ 50
PACKING ............................................................. 52
ADJUSTMENT .................................................... 54
TERMINAL FUNCTION ....................................... 70
PC BOARD
FINAL UNIT (X45-3750-10) : TK-5710 (B) ...... 74
FINAL UNIT (X45-3760-10) : TK-5710H (B) ... 76
CONTROL UNIT (X53-4120-10) ..................... 80
TX-RX UNIT (X57-7030-10) ............................ 84
SCHEMATIC DIAGRAM ...................................... 88
INTERCONNECTION DIAGRAM ...................... 104
BLOCK DIAGRAM ............................................. 106
LEVEL DIAGRAM .............................................. 110
OPTIONAL ACCESSORIES
KCH-14 / KCH-15 / KES-6 ............................ 111
SPECIFICATIONS ............................. BACK COVER
CONTENTS
TK-5710(B) with KCH-14
TK-5710H(B)
This product uses Lead Free solder
Use this service manual
together with the
KCH-14/15 service manual
(B51-8728-00).
Cabinet (Upper)
(A01-2163-21)
Cabinet (Lower)
(A01-2164-21)
Cabinet (Lower)
(A01-2162-22)
Cabinet (Upper)
(A01-2161-22)
KCH-14
(Front panel kit)

Table of Contents

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Kenwood TK-5710 Specifications

TK-5710

Power IconPower
operating voltage13.6V DC ± 15%
standby current drainLess than 0.6A
transmit current drain12A
Receiver IconReceiver
digital sensitivity (5% BER)0.25µV
analog sensitivity (12dB SINAD)0.25µV
audio output (Internal KCH-14@3%)1.5W/8Ω
Transmitter IconTransmitter
RF output power50W to 5W
spurious and harmonics80dB
microphone impedance600Ω
Weight and Dimensions IconWeight and Dimensions
dimensions (RF Deck only)178 x 60 x 195 mm
dimensions with KCH-14 or KCH-15179 x 60 x 231 mm
weight (RF Deck only)2.4 kg

TK-5710H

Power IconPower
operating voltage13.4V DC ± 15%
standby current drainLess than 0.6A
transmit current drain25A
Receiver IconReceiver
digital sensitivity (5% BER)0.25µV
analog sensitivity (12dB SINAD)0.25µV
audio output (Internal KCH-14@3%)1.5W/8Ω
Transmitter IconTransmitter
RF output power110W to 50W
spurious and harmonics80dB
microphone impedance600Ω
Weight and Dimensions IconWeight and Dimensions
dimensions (RF Deck only)178 x 60 x 327 mm
dimensions with KCH-14 or KCH-15179 x 60 x 363 mm
weight (RF Deck only)3.9 kg

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