Service manual

Page 4-2
Section 4. Electric Checks and Adjustments
PN 9001080
Rev. A
SATO M-8485Se Standard Print Engine
Service Manual
4.2 DC Power Voltage Checks
To check voltage levels, first check the fuses (Section 6-3) and replace if necessary then perform
the following steps:
STEP PROCEDURE
1. Loosen (2) screws holding the service board access cover to the rear of the
cabinet. Slide off the cover for access to the service board. Fig. 4-1
2. Connect the printer AC power cord to a grounded AC outlet. Place the power
switch in the OFF position.
3. Attach the DC voltmeter negative lead to the test point labeled SG (Ground) on
the service board. Attach the DC voltmeter positive lead to the corresponding
voltage test point and place the power switch in the On position. Fig. 4-2 &
Fig. 4-3
4. Confirm voltages are correct. If not then replace the power supply. Refer to
Section 6-4.
5. After performing tests, replace the access cover.
LOOSEN
(2) SCREWS
SLIDE OFF
ACCESS COVER
SERVICE BOARD
4-1
Fig.
Required Equipment:  DC Voltmeter
 #2 Phillips Screwdriver