Specifications

CES SUPPORT 407-679-9440 Page 12 MAN78 © CES 1998

4.0 Installation

Installation and programming of this CES product must be completed by a qualified two-way radio technician or

engineer. CES is not responsible for any operational problems caused by system design, outside interference, or

improper installation. Observe normal static prevention practices.

4.1 Radio Application/Interface Notes

Application Notes for selected radio models may be obtained by contacting your CES sales representative. If not

available, CES, at a nominal charge will prepare an application note for you. Please contact CES at 407-679-9440 for

further information.

4.2 Before Installing

The ARi-195e may be interfaced to almost any mobile radio. The ARi-195e should be programmed prior to field

installation.

4.3 Required Equipment for Installation

• Communications service monitor or deviation meter with oscilloscope

• Temperature-controlled soldering iron (fine tip, if surface mount components are used in radio)

• Oscilloscope

• Volt-ohm-meter

• Alignment tool

4.4 Wire Interface Overview

Please read through the following descriptions to decide on the level of functionality required before undertaking the

actual installation. If you need help please call CES at 407-679-9440.

4.5 Radio Interface and Serial Cable

Radio Interface / Serial Connector Cable (DB25 male)

Wire Color

Function Direction Signal

1 Red Power 8 to 35v operational, 1 amp fused,

reverse polarity protected

2 Black Ground

3 Blue Ground

4 Dark Brown PTT in Input Z = 100k, -35 to 35v

5 Dark Green Speaker enable Output Open collector, no pull up

6 LightGreen Alert tone Output Z = 67k, cap coupled

7 White/Green

8 White/Blue TXS Output RS232

9 Violet RXS Output RS232

10 Yellow

11 Orange Alert relay, common Output Relay contacts

12 Light Brown Speaker mute, normally open Output Relay contacts

13 White Speaker mute, normally

closed

Output Relay contacts

14 Gray Power Output 8 to 35v

15 White/Red Receive audio unbalanced Input Z = 67k or 20k, cap coupled

16 Received audio balanced Input Z = 600 ohm, transformer coupled

17 Received audio balanced Input Z = 600 ohm, transformer coupled