Gilras GRK-7000, User Manual, Page: 13 / 82

12 Auto Ref/Keratometer GRK-7000 -------------------------------------------------------------
4.
Modifications of this equipment may only be carried out by GILRAS’s ser
vice technicians or other authorized persons.
5.
Customer maintenance of this equipment may only be performed as stat
ed in the User’s Manual and Service Manual. Any additional maintenance
may only be performed by GILRAS’s service technicians or other authori
zed persons
.
6.
The manufacturer is only responsible for effects on safety, reliability, and
performance of this equipment when the following requirements are ful
filled: (1) The electrical installation in the respective room corresponds to
the specifications stated in this manual and (2) This equipment is used,
operated and maintained according to this manual and Service Manual.
7.
The manufacturer is not liable for damage caused by unauthorized tamp
ering with the device(s). Such tampering will forfeit any rights to claim u
nder warranty.
8.
The equipment may only be used together with accessories supplied by
GILRAS’s. If the customer makes use of other accessories, use them only
if there are usability under technical safety aspects has been proved an
d confirmed by GILRAS or the manufacturer of the accessory
.
9.
Only persons who have undergone proper training and instructions are a
uthorized to install, use, operate, and maintain this equipment.
10.
User’s manual or service manual should be kept in the place where the
persons in chare of operation and maintenance can access easily any ti
me.
11.
Do not force cable connections. If a cable does not connect easily, be s
ure that the connector (plug) is appropriate for the receptacle (socket). If