7. Low reliability mark display function 47
8. Output 47
9. Data screen function 48
10. Power saving function 50
11. Contact lens: measurement of base curve 50
VII. STORAGE AND MAINTENANCE 51
1. Reload of printer paper 52
2. Fuse replacement 53
3. Setting of chinrest liner 53
4. Storage of device 54
5. Confirmation of measurement accuracy 54
6. Periodical inspection and maintenance 55
VIII. TIPS FOR EFFECTIVE MEASUREMENT 57
IX. ERROR DISPLAY 59
X. MAIN TROUBLE AND TROUBLESHOOTING 61
XI. SPECIFICATIONS 63