Kenwood TK-8160 Service Manual

© 2005-7 PRINTED IN JAPAN
B51-8723-00
(
N
)
375
UHF FM TRANSCEIVER
TK-8160/8162
SERVICE MANUAL
GENERAL .................................................. 2
SYSTEM SET-UP ...................................... 3
OPERATING FEATURES .......................... 4
REALIGNMENT ......................................... 6
DISASSEMBLY FOR REPAIR ................. 10
CIRCUIT DESCRIPTION .......................... 11
SEMICONDUCTOR DATA ...................... 16
COMPONENTS DESCRIPTION .............. 17
PARTS LIST ............................................. 18
EXPLODED VIEW.................................... 26
PACKING ................................................. 27
ADJUSTMENT ........................................ 28
TERMINAL FUNCTION ........................... 33
PC BOARD
DISPLAY UNIT (X54-3510-10) ............ 34
DISPLAY UNIT (X54-3522-70) ............ 36
TX-RX UNIT (X57-711X-XX)............... 38
SCHEMATIC DIAGRAM.......................... 42
BLOCK DIAGRAM ................................... 48
LEVEL DIAGRAM .................................... 50
SPECIFICATION ................... BACK COVER
CONTENTS
Panel assy
(A62-1107-13)
Key top
(K29-9342-01)
Modular jack
(E08-0877-05)
Panel assy
(A62-1108-03)
Key top
(K29-9342-01)
Modular jack
(E08-0877-05)
TK-8160 E, E3, X2
TK-8162 E, E3
This product uses Lead Free solder.

Kenwood TK-8160 Specifications

Power

operating voltage	13.6 V DC ± 15%
current drain on standby	Less than 0.4 A
current drain on receive	Less than 1.0 A
current drain on transmit	Less than 8.0 A

Operating Environment

operating temperature range	–30°C to +60°C
frequency range K	450 to 490 MHz
frequency range M	440 to 480 MHz

Receiver Specifications

sensitivity 12dB SINAD wide	0.28 µV
sensitivity 12dB SINAD narrow	0.35 µV
selectivity wide	75 dB
selectivity narrow	65 dB
intermodulation wide	70 dB
intermodulation narrow	60 dB
spurious response	75 dB
audio power output	4.0 W
frequency stability	± 2.5 ppm

Transmitter Specifications

RF power output high	25 W
RF power output low	5 W
spurious and harmonics	70 dB
modulation wide	16K0F3E
modulation narrow	11K0F3E
FM noise wide	45 dB
FM noise narrow	40 dB
audio distortion	Less than 3%
frequency stability	± 2.5 ppm

Weight and Dimensions

width	6.30 inch (160 mm)
height	1.70 inch (43 mm)
depth	5.40 inch (137 mm)
weight	2.60 lbs (1.18 kg)