Terminal Function; 15-Pin Acc Terminal - Kenwood TK-768 Service Manual

TK76B/H
INSÏALLATION/
Ë#
1-2. Terminal function
. Refer to Terminal function on page 74, if need description in detail.
. Connect CN5 of the radio to connector C of the KCT-1 9 instead of to the internal speaker connector, if use external speaker
15-pin ACC terminal
. fRf
. ln*&ffitl.ÈF,VrF#, WT,&HA.&Ê! cN5 Ë&3J KcI-19 &* C,L.m6EÊ*FtrZF{Ë&*"
2A
No. {A)
No. (B,C,D,E)
Name
Function
(AP-1 lnstllate(
A-1 u-z
HK
MIC hook signal input. On hook :
'L",
Off hook : "OPEN'
(-
A-2 D-5
ME
M I C G N D
(-
A-3
U.J
I G N
lgnition input for KCT-18.
<_
A4
D-1 DEO
Detection signal output. Output impedance : 1kO or less,
Output level : 450mVrms (Standard modulation), Output frequency response : 0-3kHz flat
<-
A-5
D-6 M I
External MIC signal input. Internal MIC signal output. (Standard modulation at 600Q, SmV) e-
A-6 B-2
E
G N D
(-
A-7 B-3
S B
DC power supply after power switch on. DC 13.6V1157o (11.6V-15.6V), Max. 1A
€-
A-8 D-7
PTÏ
External PTT signal input. PTT on ;
'1", PTT
off : "OPEN"
ê-
A-9
D-4
DI Data modulation signal input. Input impedance : 1OkQ or more,
Deviation : 3kHz or more (4.5VPp input, Max dev. 4.1kHz)
Frequency response : +1/-3dB (1 kHz = OdB) at DC-9.6kHz
<-
A-10
ó - l
HOR Horn alert control signal output.
"L'level during horn drive : max.
Signal output for horn relay drive (open collector),
sink current 100m4
H R 1
u-ó
S O
Not used.
(-
A.l2
S P
Audio outout. 4W at 4f,) less than 5% distortion.
HR2
A-13
t r - l
AM Audio mute signal input. Mute :
-H",
Unmute :
'OPEN'
t-
A-14
E-2 M M
MIC mute signal input. Mute : "H", Unmute : "OPEN"
e-
A - t c
FSW
Foot switch (for emergency) signal input.
'L' : Emergency mode entry.
s
s
{
{
{
(
(
ffi+uÉE
frË (A)
fr€ (B,C,D,E)
&ffi
* *
4J áV
KAP-IÉl#
A-t D-2
HK
ËËFt#ffiffi^" Ët[:
"L" , ffitÍt: "OPEN" o
(-
A-2 D-5
ME
ËÊFl*tr" e-
A-3
D-3 IGN
Kcr-18 Ê!,f;rkffi^"
(-
A4
D-l
DEO
&ru{à€ffis" ffi ÊEfi : lKo E[E4\o
ffi&Ê+ : 450mVrms
(tÍI&iEft'I), ffiHtr+q"l& : 0-3kHz YlË."
e-
A-5 D-6
MI
ffiH.
(eooo, 5mv TÊltÍlËiEfttl)
(-
A-6
D-2
&il.
(-
A-7
B-3 SB ffi157o
(11.6V-i5.6v)' Ët lA"
e-
A-8 D-',l PIT
tFÈF Prï {à€ffi^.
(--
A-9 D4
DI
fi#iAS'JË'€ffiH. ffi^Bfi : loKo 4Ft"
,ÍÊË : 3KHzfrEt (4.svp-p5^' ËffrË 4.1KHz.)
.
tr+rÊJÈ : Ë DC-9.6 kHz Ff + 1/-3dB ( lkHz:0dB)
(-
A-10 B-l HOR
4 !'-EilÊfilË€ffi s " 4{ ry|,4 È,*sgEa ( f + É,& ) "
4lrylUAB.J
"1" Ê,+: ËtrytlÊ,m loomA.
HRI
A - l l
D-8
sQ &Ê'ËH"
(-
A-12
c-r
SP
Ëffiffi*. 4() Efi , 4w ffi^F{' f-HA'Í 5Vo"
HR2
A-13 E-l
AM
f f i F # È : " 9 P E N " .
(-
A-14
E-2
MM
f f i " H " , 1 F f f i È :
" o P E N " o
(-
A-15 E-3 TXS
ffi^gáËfr"
(-