– 35 –
6-4. Cleaning Mode
Perform the following procedure to enter the cleaning mode. See “9-3. MICR Head” in
“9. Maintenance” for details on cleaning the MICR head.
(1) With the rear cover closed, turn the power switch ON while keeping both the FEED button
and RELEASE button depressed.
(2) Insert the cleaning sheet. Cleaning starts.
(3) The printer is reset when the cleaning is complete.
6-5. Sensor Adjustment
This printer is equipped with the following five
paper sensors:
• PE (Paper End) Sensor
Detects whe
n
a roll paper is loaded on the
printer.
• NE (Near End) sensor
Detects whe
n
the roll paper is nearing its
end.
• BOF (Bottom of Feed) Sensor
Detects whe
n
a slip paper is placed on the
printer.
• COF (Center of Feed) Sensor
Detects the feed position for printing on a slip
of paper.
• TOF (Top of Feed) Sensor
Detects the top of feed of a slip paper.
The aforementioned sensors can be adjusted as follows.
6-5-1. PE Sensor Adjustment Mode
(1) Make sure the printer power is turned OFF.
(2) Open the rear cover and
make sure a paper roll is installed.
(3)
Turn the printer on its side, undo the screws and remove the dip switch cover.
(4) Record the settins for dip switches 1-4 through 1-8.
(
5
) Using the tip of a ballpoint pen or a similar object, set the DIP switches as follows:
DIPSW
1-4
OFF
DIPSW
1-5
ON
DIPSW
1-6
OFF
DIPSW
1-7
ON
DIPSW
1-8
ON.
(6)
Turn the printer power ON.
The lamps on the control panel will flash, and the printer will enter the sensor adjustment
mode.
TOF
Sensor
PE Sensor
NE Sensor
BOF Sensor
COF Sensor
ERR
OR
PAPER
OUT
SLIP
FEED
RELEASE