Getting Started
AM700 Audio Measurement Set Programmer Manual 1–9
REMOTE
Pin 1 TTL-Level Input
Pins 2, 4, 6, 8 Ground
Pin 3 to Pin 9 Normally Open
Pin 5 to Pin 9 Normally Closed
Pin 7 +5 V Output @ 5 mA
1 2 3 4 5
6 7 8 9
DB-9 FEMALE REMOTE CONNECTOR

Figure 1–4: Remote contact-closure connector

Table 1–6: Remote connector pins

Remote connector
Control Type Contact Closure
Connector DB-9, female
Pin 1, TTL
Level Input 0 to +5V, 100 mA. Input is protected. Use the +5 V
output of pin 7 to drive this input via an external
contact-closure relay. The state of the TTL input
(HIGH or LOW) can be read and used as an external
trigger input.
Pins 2, 4, 6, and 8 Ground