Rear – Toa NX-100S Installation User Manual
Page 9
1-4
Chapter 1: BEFORE INSTALLATIONS AND SETTINGS
[Rear]
10. Cord Clamp
Pinches and securely holds the AC adapter cord
to prevent its plug from detaching.
11. DC Power Input Terminal [DC INPUT]
A 24 V DC input.
12. Functional Earth Terminal [SIGNAL GND]
Hum noise may be generated when external
equipment is connected to the unit.
Connecting this terminal to the functional earth
terminal of the external equipment may reduce
the hum noise.
Note: This terminal is not for protective earth.
13. AC Adapter Terminal
[NX-100: AC ADAPTER, NX-100S: DC INPUT]
Connect the AC adapter*
1
to this terminal.
*
1
Use the AD-246 (optional) or its equivalent.
14. Network Connection Terminal [10/100M]
Connects to 10/100 Base-T networks. (RJ-45
Ethernet jack)
15. RS-232C Terminal
A 9-pin D-sub connector (male).
16. Control Output Terminal [CONTACT OUTPUT]
An open collector output (Withstand voltage: 30 V
DC, Control current: 50 mA maximum).
17. Control Input Terminal [CONTACT INPUT]
A no-voltage "make" contact input (Short circuit
current: 10 mA, Open voltage: 12 V).
18. Audio Output Terminal [AUDIO OUTPUT]
A 0 dB*
2
/10 kΩ balanced output. Line level audio
signal output.
H: Hot
C: Cold
E: Ground (shield)
19. Audio Input Terminal [AUDIO INPUT]
A –58 to 0 dB*
2
/2 kΩ balanced input. Microphone
or line level audio signals can be connected to
this terminal.
H: Hot
C: Cold
E: Ground (shield)
*
2
0 dB = 0.775 V
NX-100 only
NX-100S only
NX-100 only
SIGNAL
GND
10/100M
CONTACT OUTPUT
1 2 3 4 5 6 7 8 C
1 2 3 4 5 6 7 8 C
CONTACT INPUT
DC
24V
200mA
INPUT
H C E
AUDIO OUTPUT
LINE
OFF
ON
PHANTOM
MIC
INPUT
VOLUME
H C E
AUDIO INPUT
10
21
12
13
14
16
18
19
17
20
22
MIC
LINE
VOLUME
INPUT
24V
DC INPUT
AUDIO OUTPUT
AC ADAPTER
FG
7
6
7
6
AUDIO INPUT
8 C
5
4
3
2
1
C
8
5
4
3
2
1
CONTACT OUTPUT
CONTACT INPUT
RS-232C
24V 200mA
200mA
DC INPUT
10/100M
H C E
H C E
10
11
13
14
15
16
18
17
21
19
20
• NX-100S
• NX-100