
Product Announcement: 
This product is certificated to meet RoHS 
Directive and Lead-Free produced definition. 
Using approved critical components only is 
recommended when the situation to replace 
defective parts. Vender assumes no liability 
express or implied, arising out of any unauthorized 
modification of design or replacing non-RoHS 
parts. Service providers assume all liability.    
Qualified Repairability:
Proper service and repair is important to the safe, 
reliable operation of all series products. The 
service providers recommended by vender should 
be aware of notices listed in this service manual in 
order to minimize the risk of personal injury when 
perform service procedures. Furthermore, the 
possible existed improper repairing method may 
damage equipment or products. It is recommended 
that service engineers should have repairing 
knowledge, experience, as well as appropriate 
product training per new model before performing 
the service procedures. 
NOTICE:
! To avoid electrical shocks, the products should be 
connected to an authorized power cord, and turn 
off the master power switch each time before 
removing the AC power cord. 
! To prevent the product away from water or 
expose in extremely high humility environment.  
! To ensure the continued reliability of this 
product, use only original manufacturer’s 
specified parts.
! To ensure following safety repairing behavior, put 
the replaced part on the components side of 
PWBA, not solder side.
! To ensure using a proper screwdriver, follow the 
torque and force listed in assembly and 
disassembly procedures to unscrew screws.
! Using Lead-Free solder to well mounted the 
parts.
! The fusion point of Lead-Free solder requested in 
the degree of 220°C.
  1. Important Safety Notice