INSTALLATION |
13
3.8 USB Ports
Attach any of the supported USB devices to these ports. Use of an unapproved device may cause unpredictable and
unacceptable results. Therefore, we recommend against such experimentation. The pin-out of the standard USB
connector used in the Z/IP ONE is:
PIN
FUNCTION
1
+5 Volts
2
Data –
3
Data +
4
Ground
3.9 Parallel Control
The DB25 connector on the back panel provides contact closures (close-to-ground) inputs and outputs. There
are 8 open-collector outputs, and 8 open-collector inputs, each configurable from the Settings menu on the user
interface. The DB 25 connector is pinned out as follows:
PIN
FUNCTION
1
+5 Volts DC 400 mA max
2
Output 0
3
Output 1
4
Output 2
5
Output 3
6
Output 4
7
Output 5
8
Output 6
9
Output 7
10
No Connection
11
No Connection
12
No Connection
13
No Connection
14
Input 0
15
Input 1
16
Input 2
17
Input 3
18
Input 4
19
Input 5
20
Input 6
21
Input 7
22
Not Connected
23
Not Connected
24
Not Connected
25
Ground
See Chapter 12 for more detailed information on
the contact closure operations.
