© 2009-1 PRINTED IN JAPAN
B51-8281-00
(
N
)
1219
430MHz FM TRANSCEIVER
TH-K40A/K40E
SERVICE MANUAL
This product uses Lead Free solder
.T
his product complies with the RoHS directive for the European market.
© 2012-3 PRINTED IN JAPAN
B53-7017-00
(
Y
)
70
CONTENTS
DISASSEMBLY FOR REPAIR .....................2
CLONE MODE .............................................3
CIRCUIT DESCRIPTION .............................4
SEMICONDUCTOR DATA ...........................7
COMPONENTS DESCRIPTION ..................9
PARTS LIST ...............................................10
EXPLODED VIEW ......................................16
PACKING ...................................................17
ADJUSTMENT ...........................................18
PC BOARD
TX-RX UNIT (X57-822X-XX) ...................22
SCHEMATIC DIAGRAM ............................26
BLOCK DIAGRAM .....................................30
LEVEL DIAGRAM ......................................32
OPTIONAL ACCESSORIES
BT-16 (Battery Case) .............................33
EMC-11
(Clip Microphone with Earphone)
..33
KNB-65L (Li-ion Battery Pack) .............33
KVC-22
(DC Vehicular Chager Adapter)
..33
SPECIFICATIONS ......................................35
Helical antenna
(T90-1019-35)
Plastic cabinet assy
(A02-4159-03)
Knob (Volume)
(K29-9503-03)
Knob(Encoder)
(K29-9504-03)
Key top (16 keys)
(K29-9502-02)
When performing the TH-K40 adjustment, a personal
computer, programming interface and tuning software are
required.