The Cabinet Is Immersed In Water; The Cabinet Door Cannot Be Opened - Huawei TP48200A-D17B3 Troubleshooting Manual

TP48200A-D17B3
Troubleshooting Guide

4.4.3 The Cabinet Is Immersed in Water

Possible Causes
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Solution
Step 1 Close and then lock the door.
Step 2 Check whether the cabinet door is properly sealed and whether the sealing rubber strips are
intact and elastic. If not, replace the sealing rubber strips.
Step 3 Apply more tapes to the positions where the original tapes are damaged.
Step 4 Repair the cabinet shell or replace the cabinet.
Step 5 Use sealing mud to seal all the cable inlets at the base of the cabinet to prevent water intrusion
into the cabinet.
Step 6 Spread the air filter and press it against the vents on the shutter when you clean or replace the
air filter.
----End

4.4.4 The Cabinet Door Cannot Be Opened

Possible Causes
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Solution
Step 1 If the lock is rusty, remove the rust and then oil the lock. If the lock is badly rusted or
damaged and cannot be used, replace the lock.
Step 2 If the lock is in good condition and the key matches the lock, flap the cabinet door forcibly,
and insert a flat-head screwdriver into the gap of the lock handle and lift the lock handle.
Then insert the key and rotate it to open the door.
----End
Issue 03 (2013-05-06)
The cabinet door is not closed securely and locked.
The sealing rubber strips on the cabinet door are damaged or deteriorate.
The waterproof adhesive tapes on the top cover, base, or door lock are not intact.
The cabinet shell is damaged.
The cable inlets on the cabinet are not sealed with sealing mud.
The air filter of the direct ventilation cabinet is not installed properly.
The door lock is rusty or damaged, or the key does not match the lock.
After the cabinet keeps closed for a long time, the sealing rubber strips are attached to
the door lock. This makes the lock rod and lock handle unable to eject.
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