Pulsar TCF-10B, System Manual, Page: 52 / 249

3.5.1 Terminal Blocks
(Refer to Figure 3-4 for further information.)
TB7 Power Supply (Terminals 1 thru 6)
TB6 EM Output (Terminals 1 thru 9)
TB5 Voice Adapter (Terminals 1 thru 9)
TB4 Keying (Terminals 1 thru 6)
TB3 10W PA (Terminals 1 thru 6)
TB2 CLI and (Terminals 1 thru 6)
Discriminator
TB1 Receiver Logic (Terminals 1 thru 9)
3.5.2 Cable Jacks
J1 RF Interface module Transmitter, RF
output line, thru 2-wire coaxial cable
(UHF)
J2 RF Interface module Receiver, RF input
line thru 5,000 ohm 4-wire coaxial cable
(BNC)
3.5.3 Jumpers
JU1 UHF Chassis Ground (for J1)
JU2 BNC Chassis Ground (for J2)
JU3 5.02 MHz signal for optional Voice
Adapter
JU4 20 kHz signal for optional Voice
Adapter
3.5.4 Input/Output Pins
Pins labeled C and A provide 16 input/output
connections per module (using even numbers 2
through 32 for all modules) as follows:
• Power Supply (pins are to right of TB7)
• EM Output (pins are to right of TB6)
• Voice Adapter (pins are to right of TB5)
• Keying (pins are to left of TB4)
• Transmitter (pins are to left of TB3)
• 10W PA (pins are to right of TB3)
• RF Interface (pins are to right of cable
jacks and jumpers)
• Receiver (pins are to left of TB2)
• CLI and Discriminator (pins are to left of
TB1)
• Receiver Logic (pins are to right of TB1)
3.5.5 Optional 20 Vdc Auxiliary
Supply
• Battery Input (+, -)
• 20 V Output (+20 V, negative)
3.6 Connections
3.6.1 Safety Precautions
Read this Installation Section thoroughly before
making any connections to the TCF–10B.
No one
should be permitted to handle any of the
equipment that is supplied with high voltage, or
connect any external apparatus to the
equipment, unless that person is thoroughly
familiar with the hazards involved.
Three types of connections are made:
• TCF–10B equipment ground
• DC power supply and other connections
• Coaxial cables
April 1997 Page 3–3
Chapter 3. Installation
3
!
CAUTION
PRIOR TO MAKING CONNECTIONS, CLOSE THE
PROTECTIVE GROUND KNIFE SWITCH IN THE
CABINET.