Kenwood KMC-18, KMC-18A Service Manual
DTMF MICROPHONE
KMC-18/18A
SERVICE
MANUAL
PACKING
(G53-07;),,-uo
I·-~
KNOB
(K24-2004-0S)
CASE (FRONT)
(A02-1744-0S)
CASE (REAR)
(A02-1745-0S)
KEY TOP
(K29-4S56-0S)
KENWOOD
© 1993-2 PRINTED
IN
JAPAN
851822000(J)972
--------CONTENTS-------
INTRODUCTIOI\lS
~!~'CONDucTOIi.DATi:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::......................
2
TS LIST ................. . ..................... 3
~~~~~rE~;7:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
~
TERMINAL FUNCTION ................................................................................. 8
SCHEMATIC DIAGRAM··············································· ......................................................................... 9
............... . .................
10
~~CC=1188A
...................................................................................................................... .
SPECIFICATIONS ....
:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::·BACK··COV·~~
KMC-18/18A
2
INTRODUCTIONS
II\lTRODUCTIOI\lS --- KMC-18/18A (DTMF MICROPHONE)
The KMC-18/18A
is
a DTMF microphone for mobile transceivers with a 6-pin modular connector. The KMC-18
is
Q standard microphone, the KMC-18A, a multi-function one. They have the following features.
(In
the table
below, indicates that the function
is
available,
and
indicates it is not
.)
Feature
KMC-18 KMC-18A
1
Conforms to MIL-STD-81- C/O/E.
0 0
Rain 506.1/Proce.
2,
506.2/Proce.
2,
506.3/Proce .2
Dust 510.1/Proce. 1,51 0.2/Proce . 1,51 0.3/Proce.1
Vibration514.21Proce. 8.10, 514.3/Proce.
1,
514.4/Proce.1
Shock
516.2/Proce. 1.2.3.5, 516.3/Proce. 1.3.4.5.6, 516.4/Proce.1.4
2 Backlit keyboard
0
0
(The KMC-18A has a three-level programmable illumination switching function (bright,
dark, and OFF).
3 The hook fitting has a switch function, and the on-hook ground wire
is
no longer
0 0
necessary.
4 The curly cord has
an
8-pin modular connector (microphone) and a 6-pin modular
0 0
connector (transceiver).
It
can
be
replaced easily.
5 A beep sounds to confirm operation.
0 0
(The KMC-18A is programmable to set
it
ON
or OFF.)
6 DTMF key operation
is
inhibited while the PTT button is being held down. (The KMC-
0
0
18A
is
programmable to disable or enable the DTMF key.)
7
When the DTMF key is pressed, the
PTI
turns
on
automatically and the microphone
0
0
is
disabled.
8
The hook can
be
held on or off.
X
0
9 The DTMF code transmission time
is
variable.
X
0
10
The 4th column tone transmission is variable.
X
0
11
Eight types of DTMF code up to
22
digits (such
as
telephone numbers) can
be
stored
X
0
in
memory.
12
Connect/disconnect
ANI
codes up to 17 digits can
be
stored
in
memory.
X
0
13 One of the nine operation modes can
be
selected by combinations of three kinds of
X
0
operation function (Auto Dial, Store and Send, and Manual Dial) and the Last Number
Redial function.
KMC-18/18A
SEMICONDUCTOR
DATA
~PD75008-732-3B4
: KMC-18A (lC2)
Pin Terminal
1/0
Function
No. Name
1-3
P70 - P72
I Key data input
4 P63
0
PTT output
5
P62
0
HOOK output
6
P61
0
Backlight: Bright (Output high: Bright
is
selected.)
7 P60
0
Backlight: Dark (Output high: Dark
is
selected.)
8
P53
0
DTMF output enable (Output high: Tone
is
output.)
9
P52
0 Tone select (Output high: Row tone
is
output.)
10
P51
0
Tone select (Output low: Column tone is output.)
11
P50
0
Microphone mute control (Output high: Mute on)
12 NC
-
+5V
13
-16
P40 - P43
0 DTMF tone data output
17 Vss
-
GND
18
XT1
I Open (not used)
19 XT2
0
Open (not used)
20 RESET
I Reset input (Low: Reset)
21
X1
I System clock input
22
X2
I System clock input
23 P33
0
EEPROM clock output
24
P32
1/0
EEPROM address output, data input/output
25
P31
0 Open (not used)
26 P30
0
Open (not used)
27
P81
0
Open (not used)
28
P81
0
2000-Hz/500-Hz beep output
29 P03
I Open (not used)
30
P02
I Open (not used)
31
P01
I Open (not used)
32
POO
I EEPROM version switching (Open: 1-kbit EEPROM)
33
P13
I PTT switch input
34 NC
-
+5V
35 P12
I HOOK switch input
36
P11/INT1
I Test data input (Low: Input start)
37 P10/INTO
I Clone data input (High: Input start)
38 NC
-
+5V
39
Voo
-
+5V
40-43
P20-
P23
0 Key scan data output (Output: Normally low)
44 NC
-
Open (not used)
3
KMC-18/18A
PARTS
LIST
"
New
Parts
Par
ts
wi
tnout
Parts
No. are
not
supplied.
Les
article
s non mentionnes dans Ie
Parts
No.
ne
sont
pas fournis.
Teile ohne
Parts
No.
werden
nicht
geliefert
.
Ref.
No.
Address
New
Parts
No.
Oeser
ipt
ion
Parts
wlllHt%
itr
til
Ii
all
'"
•
%
all
Jl,
10/11
RR
KMC-18/18A
1
18
*
A02-1744-08
CASE(FRtSlNTl
?
38
'"
A02-1745-08
CASE(REAR)
~
?
.>
*
862-0354-08
INSTRUCTItSlN
MANUAL(ACS)
4
*
872-0542-08
MtSlOEL
NAME
PLATE
4
*
872-0543-08
MISlDEL
NAME
PLATE
E23-0426-05
TERMINAL<
HtSltSlK)
6
2A
'"
E30-3156-05
CURL
CISlRD
7
28
'"
E37-0345-08
CtSlNNECTING
WIRE(2P)
CN1
'"
E40-5190-05
PIN ASSY(13P)
CN2
'"
E40-5179-05
PIN ASSY(2P)
CN3
E08-0571-05
MtSlDULAR
JACK
W1
'"
E37-0344-08
CtSlNNECTING
WIRE(13P)
8
38
'"
G02-0739-08
SPRING(PTT)
'"
G10-0736-08
FEL
T(
MIC)
'"
G10-0737-08
FELT(SP)
10
38
'"
G53-0753-08
PACKING(PTT)
11
28
'"
G53-0754-08
PACKING(MIC,SP)
12
'"
H52-0425-08
ITEM
CARTtSlN
8tSlX
12
'"
H52-0426-08
ITEM
CARTtSlN
BtSlX
J19-1376-15
MIC
HANGER
13
'"
J19-1511-05
MIC
HANGER
SET(ACS)
'"
J30-0595-08
SPACER(MIC)
15
3B
*
K24-2004-08
KNtSlB(PTT)
16
18
'"
K29-4856-08
KEY
TtSlP
Xl
L78-0035-05
CRYSTAL
tSlSC<3.594MHZ)
Xl
L78-0089-05
CERAMIC
ISlSC(480KHZ)
X2
L78-0036-05
CRYSTAL
tSlSC(4.19MHZ)
'*
N17-1020-46
TtSltSlTHED
LtSlCK
WASHER(HtSltSlK)
'"
N24-3020-41
E RING(PTT)
A
*
N39-2050-41
MACHIN
SCREW(HtSltSlK)
B
*
N46-2606-46
TAPTTTE
SCREW(UNIT)
'"
N46-4016-46
TAPTITE
SCREW(HANGER)
D
'*
N80-3016-41
TAPTITE
SCREW(CASE)
S50-1A.15-05
TACT
SWITCH(PTT)
17
2B
T07-0285-05
SPEAKER
18
2B
'"
T91-0538-05
MICRlIlPHISlNE(EMC)
232-0032-05
TUBE(CASE)
01
1SS184
DltSlDE
D1
1 SS190
DHilDE
D2
1SS181
DItSlOE
02
1SS190
DItSlDE
D3
lSS
184
DItSlOE
1)3
1SS190
OItSlOE
04
1SS190
DltSlDE
D4
155226
DllIlDE
OS
155226
DI
tSlOE
[)6
1S5190
DIlIlDE
TCl
I"R40872
Ie
CTiSlNE
DIALER)
L:Scandinavia
K:USA
P:Canada
T:EngJand
E:Europe
Oesti-
Re-
nation
marks
i±
(.;J
{tilt
8
A
B
A
8
A
A
8
A
B
A
8
A
B
A
A
A
B
A:KMC-18A
B:KMC-18
Y:PX(F
ar
East.
Hawaii)
Y:AAFES(Europe)
X:Australia
M:Other
Areas
it
indicates
safety
critical
components
.
4
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