Taiden HCS-4100MA/50, Инструкция по установке и эксплуатации

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2.2 Extension Main Unit
2.2.1 Functions and instructions
Front panel
Backside of HCS-8300ME/FS
Backside of HCS-8300ME
Figure 2.2.1 HCS-8300 series extension main unit
Figure 2.2.1:
1. Overload indicator

Normal: turn off;

Overload:red.
2. Power light (Red)
3. Extension outlet (with switch)

Connecting to next extension main unit, audio
input unit or audio output unit.
4. Extension input

Connecting to CMU, audio input unit, audio
output unit or last extension main unit.
5. Fiber input

Single-mode optical fiber, SC connector.
6. Fiber output (with switch)

Single-mode optical fiber, SC connector.
7. Contribution unit (CU) connection LED

When output works properly (
≥ 1 CU connected),
LED will flash; when no CU is connected, LED is
off.
8. Contribution unit outlet 6P-DIN (1-4)
9. Power switch
10. Power input