11
O
O
p
p
e
e
r
r
a
a
t
t
i
i
o
o
n
n
M
M
a
a
n
n
u
u
a
a
l
l
4.
Notes for Using the Instrument
1. To avoid the risk of electric shock, this equipment as power protective
earth
connection must be connected
2. Ensure that the examinee has not placed his/her hand or fingers under the
chin rest. Otherwise, hand or fingers may be hurt.
3. Do not hit or drop the instrument. The impact may cause damage to the
function of this instrument. Please handle with care.
4. Only operate the instrument with the power supply indicated on the rating
plate. Otherwise, it may result in fire or electric shock.
5.
Never
disassemble or modify
.
This can cause
fire or electric shock.
6. In case there is smoke, strange odor or noise during operation, disconnect
the power supply and consult the distributor.
7. For replacement parts (battery, fuse, or other parts), please contact the
distributor from whom you purchased the product.
8. The external connection device is used UL certificate device and the
specified power code, paper and fuse are used.
1. A sudden heating of the room in cold areas will cause condensation on the
protective glass in the monitor screen and on optical parts inside the
instrument. In this case, just wait until condensation disappears before
performing measurement.
2. Keep the objective glass of the examinee side clean. If it was stained, it
may cause on ERROR or inaccurate measurements.
3. If you leave ERK-9000 without using for certain period, disconnect the
power supply and protect the unit with dust cover.
4. When moving this ERK-9000, fix the stage by using clamping bolt and
stage holding knob, always keep power off, and then lift the bottom of the
unit with both hands.
5. When moving this ERK-9000, do not hold forehead.
6. When moving and connect other device this ERK-9000, keep in touch with
qualified technician or service agent and place the equipment plain.
7. Please use chin rest paper that is proven to be safe .
8. The patient should raise your hands in your lap when measuring
9. When S/W version up, check the label on the main board.
