
76
5.8 Pre-set ADD
Relationship table between pre-set additional degree ADD and patient age (only applies
to this product)
Age
Pre-set ADD degree
(
m
-1
)
45 at oldest
0.75
50 at oldest
1.25
55 at oldest
1.50
60 at oldest
1.75
65 at oldest
2.00
Older than 65
2.25
N/A Un-pre-set
ADD
degree
6.Troubleshooting
In the event of device trouble, please check the device as per below chart to obtain guidance. If the
trouble is not shot, please contact with Chongqing Yeasn Science & Technology Co., Ltd.
Maintenance Department or the authorized dealer.
Trouble Reasons
Solutions
Remark
The device doesn’t
start
The power line is not correctly
connected to the socket
Connect the power
line correctly
The printer doesn’t
exit paper
Printing papers are used out
Replace
printing
papers
The printer doesn’t
print results
Printing papers are installed in
opposite direction.
Adjust the direction
of printing papers
Содержание YPA-2100
Страница 1: ...YPA 2100 DIGITAL REFRACTOR User Manual Version 1 0 Date 20180521...
Страница 5: ...13 Electrical Schematic Diagram 82 14 Electromagnetic Compatibility 83...
Страница 24: ...19 Press to enlarge PD press to reduce PD 3 Press to exit PD input interface...
Страница 31: ...26 key...
Страница 42: ...37 4 Click key shift to 0 5XC 5 Click the key again shift to automatic mode Slit Prism...
Страница 55: ...50 34 Press to finish the test...
Страница 72: ...67 3 Program 1 A B C D are recommended vision test steps users can also add or delete as needed...
Страница 74: ...69 Add Key Click it to add one step automatically 4 Click key to enter program customizing interface...
Страница 78: ...73 3 Click key to popup input box...
Страница 79: ...74 4 Use CCQ 800 lensmeter to test lens data and convey the date to YPA 2100 5 Click key 6 Choose No00001...
Страница 80: ...75 7 Click key to complete data import...