Utax CLP 3521

2HL/2HM/2HN
1-6-3
10. Turn printer power off.
11. Remove the USB memory from USB mem-
ory slot.
12. Turn printer power on.
13. Print the status page to check that the firm-
ware version has been updated (See page
P.1-3-2).
Figure 1-6-4
USB memory
USB memory slot