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INSTALLATION
1-3. Setting the KDD-4 code (DTMF)
This product
IS
bu~lt using surface mount construc-
tion techniques. The solder jumpers used to configure
this product should be changed using equipment-and
techniques suitable
for surface mount device repair.
Abuse due to the use of inappropriate tools and tech-
niques will
VOID
the warranty.
*
0
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1
I
1
MONIRESET
>
1
ON-HOOK OFF-HOOK
I
JU2
1
Shorted Open c~rcu~t
"-
1
(--I
supply
Fig.
5
JU3
Shorted
Open
Shorted
Open
Shorted
2.
Accessory Connection Cable
(KCT-19
:
Option)
The
KCT-I9
is an accessory connection cable for
connecting external equipment. The connector has
15
pins and the necessary signal lines are selected for
use.
JUJ
E
A
A
C
C
2-1. Installing the KCT-19 in the transceiver
1.
Remove the upper and lower halves of the
transceiver case, and lift the
DC
cord bushing
(0)
from the chassis.
2.
Remove the pad
(
0
).
Table 1 Jumper setup charts
MUTE URIMUTE
Sinks to
(-1
supply
A
Fig.
6
Sources
(+)
supply
Open
circuit
HCMOS
HI
(5Vdc)
HCMOS LO (OVdc)
Open circuit
Sources
(+)
supply
HCMOS LO
(OVdc)
HCMOS HI (5Vdc)