1All.
Switch input 1 to all outputs
2All.
Switch input 2 to all outputs
3All.
Switch input 3 to all outputs
4All.
Switch input 4 to all outputs
8.
Common Problem Shooting
Q:
Serial port operation is out of order, can not control to switch?
A:
The serial port is damaged or not started
Solution:
Make sure the port uses direct serial port line, check the connection of PC software
serial port.
Power failure:
Check the power fuses and connecting lines;
Signal interference:
Make sure the cables and plugs are connected well, the cables meet the
requirements, the system is ground connected well, the AC power between devices have the
same grounding system;
Accidental damage
：
Sent back to the manufacturer for recondition.
9. After-Sales
9.1 Warranty Information
The Company warrants that the process and materials of the product are not defective under
normal use and service for 2 (2) years following the date of purchase from the Company or its
authorized distributors.
If the product does not work within the guaranteed warranty period, the company will choose
and pay for the repair of the defective product or component, the delivery of the equivalent
product or component to the user for replacement of the defective item, or refund the
payment which users have made.
The replaced product will become the property of the Company.
The replacement product could be new or repaired.
Whichever is longer, any replacement or repaired of the product or component is for a period
of ninety (90) days or the remaining period of the initial warranty. The Company shall not be
responsible for any software, firmware, information, or memory data contained in, stored in,
or integrated with the product repaired by the customer's return, whether or not during the
warranty period.
9.2 Warranty limitations and exceptions
Except above limited warranty, if the product is damaged by over usage, incorrectly use, ignore,
accident, unusual physical pressure or voltage, unauthorized modification, alteration or
services rendered by someone other than the Company or its authorized agent, the company
will not have to bear additional obligations. Except using the product properly in the proper
application or normal usage.
