Canon SELPHY CP770, Service Manual

Page: 58 / 62

7
1. Head Voltage Adjustment
Perform this adjustment when the PRINT UNIT is replaced.
1.1 Required Equipment
1
SELPHY CP760 that is confirmed to operate normally. (Prepare a SELPHY CP760 in addition to the
SELPHY CP760 that is brought in for repair.)
2
SD Card in which the standard image (gry_0100.JPG in case of the file stored in Service Manual) is
copied, which is supplied with this Service Manual.
Copy it to the folder “***CANON” in the SD Card. (Select the DCF format.)
3
Digital camera which has Direct Print function.
4
Interface cable supplied with the digital camera.
5
Digital voltmeter
1.2 Preparation Before Adjustment
Print the standard image (
2
) using the SELPHY CP760 (
1
) that is confirmed to operate normally, via
the digital camera (
3
).
Note: Use only the copy that was printed first.
If it fails to print, wait for five minutes and print the standard image again.
1.3 Adjustment Procedure
(1) Read the resistance value (
Ω
) at the specified position in the illustration below.
Resistance value indication position
Headunit
•
SELPHY CP760