Power-On Check On An Rhub3908 - Huawei DBS3900 Installation Manual

LampSite
Installation Guide
No.
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Table 5-7
Table 5-7 Checklist for other cable connections
No.
1
2
3

5.6 Power-on Check on an RHUB3908

This section describes the power-on check on the RHUB3908 after the RHUB3908 hardware is
installed and checked.
Context
Power-on check involves high-voltage operation. Be cautious when conducting the power-on
check. Any direct contact with the input voltage or indirect contact through damp objects might
endanger your life.
Procedure
Step 1 Measure the RHUB3908 earth resistance.
If...
The RHUB3908 earth resistance is less
than 10 ohms
The RHUB3908 earth resistance is equal
to or larger than 10 ohms
Step 2 Measure the voltage of the RHUB3908.
Issue 08 (2015-01-15)
Item
The distance between the bundled fiber tails and the RHUB3908 panel is less than
70 mm.
lists the checking items for other cable connections.
Item
The connectors of the other cables must securely connected.
Labels on the cables are legible and bound based on the engineering requirements.
The cables must be bound tightly and neatly. The sheaths of the cables must not
be damaged.
Positions for routing the cables must meet requirements of the engineering design.
DANGER
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Then...
Go to Step 2.
Find out the cause and ensure that the resistance
meets requirement. Then, go to
5 Installing an RHUB3908
Step 2.
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