User Manual

10
6.2.3. LINE 2, LINE 3 input connections
LINE 3
HE
E
H
Input source
Input source
Input source
H
E
H
E
Upper and lower RCA jacks are internally, passively mixed.
6.4. Output Connections
6.4.1. Speaker connections
Each amplifier has 3 speaker outputs: 4 Ω, 25 V, and 70 V. Use only one of these outputs for connection.
Class 2 wiring may be used.
Note: Impedances in the figures below represent total speaker load impedance.
70 V LINE
Total impedance
140 Ω (BG-2035)
83 Ω (BG-2060)
42 Ω (BG-2120)
25 V LINE
Total impedance
18 Ω (BG-2035)
10 Ω (BG-2060)
5.2 Ω (BG-2120)
Speaker output terminal
COM 4 Ω
Speaker output terminal
COM 25 V
Speaker output terminal
COM 70 V
4 – 16 Ω 70 V Line25 V Line
The terminals marked with the symbol are hazardous live.
The external wiring to these terminals requires installation by an
instructed person.
WARNING
6.3. Plug-In Module Input Connection
A single port for TOA plug-in modules is located on the unit's rear panel. Any 900 Series plug-in module can
be inserted into this port.
Notes
• Consult your nearest TOA dealer for selection of appropriate module types.
• Be sure to turn off the power before installing the module.
[Installation]
Step 1. Remove the blank panel covering the module slot on
the rear panel.
Step 2. Align the module board with the top and bottom guide
rails, and press in.
Step 3. Using the screws supplied with the module, secure
the module to the rear panel.
Mixer power amplifier
900 Series plug-in module
Module mounting screw (supplied with the module)
Guide rail