Kenwood TK-3170 E User Manual

© 2005-8 PRINTED IN JAPAN
B51-8738-00
(
N
)
355
UHF FM TRANSCEIVER
TK-3170
SERVICE MANUAL
GENERAL ................................................... 2
SYSTEM SET-UP ....................................... 2
REALIGNMENT .......................................... 3
DISASSEMBLY FOR REPAIR .................. 16
CIRCUIT DESCRIPTION ........................... 19
SEMICONDUCTOR DATA ....................... 24
COMPONENTS DESCRIPTION ............... 25
PARTS LIST .............................................. 27
EXPLODED VIEW..................................... 36
PACKING .................................................. 37
CONTENTS
Does not come with antenna.
Antenna is available as an option.
Badge
(B43-1178-04)
Knob (Selector)
(K29-9340-13)
Knob (Volume)
(K29-9278-13)
Knob (PTT)
(K29-9339-03)
Key top (Side)
(K29-9341-03)
Plastic cabinet assy
(A02-3891-13)
Packing
(G53-1652-11)
This product uses Lead Free solder.
ADJUSTMENT ......................................... 38
TERMINAL FUNCTION ............................ 47
PC BOARD
TX-RX UNIT (X57-701X-XX) (A/4) .......... 48
TX-RX UNIT (X57-701X-XX) (B,C,D/4) ... 50
SCHEMATIC DIAGRAM........................... 54
BLOCK DIAGRAM .................................... 62
LEVEL DIAGRAM ..................................... 64
KSC-30 (CHARGER) ................................. 65
SPECIFICATIONS .................. BACK COVER
E,X2 versions

Kenwood TK-3170 E Specifications

General

frequency range	440~470MHz (E) 470~512MHz (X2)
number of channels	Max. 128 per radio
channel spacing	E: Wide 5k: 25kHz, Wide 4k: 20kHz, Narrow: 12.5kHz; X2: Wide: 25kHz, Narrow: 12.5kHz

Power and Battery

battery voltage	7.5V DC ± 20%
battery life (KNB-24L 1400mAh)	9 hours
battery life (KNB-25A 1200mAh)	8 hours

Operating Environment

operating temperature range	–30°C~+60°C
frequency stability	± 0.00025% (–30°C~+60°C)
antenna impedance	50Ω

Receiver

sensitivity EIA 12dB SINAD (Wide 5k)	0.25µV
sensitivity EIA 12dB SINAD (Narrow)	0.32µV
adjacent channel selectivity (Wide 5k)	70dB

Transmitter

RF power output (HI)	4W
RF power output (LO)	1W
spurious emission (E)	≤ –36dBm < 1GHz, ≤ –30dBm > 1GHz

Dimensions and Weight

dimensions with KNB-24L or 35L battery	56 x 109 x 31.7 mm
dimensions with KNB-25A or 26N battery	56 x 109 x 37.9 mm
weight	340 g with battery, antenna, and beltclip