Paper End Setting For Black Mark Sensor - Toshiba B-570 Maintenance Manual

6. DIAG. TEST OPERATION
6.5.3 Feed Gap Sensor Adjustment
Feed gap sensor setting should be performed after replacing the CPU PC board or changing the
label to other maker's one, or when a paper feed error occurs.
Press the [FEED] key
and [RESTART] key
at the same time.
NOTES: 1. Make sure to adjust the feed gap sensor using the backing paper with no label as a
criterion. Though an adjustment can be performed with the label, it could cause a
paper jam error.
2. Pressing the [PAUSE] key validates the sensor adjustment. The value of the sensor
is displayed up to 5.0 V.
Power off
Turn on the power while
holding down the [FEED]
key and [PAUSE] key.
< 1 >
D I A G N O S T I C
Press the [FEED] key three times.
< 4 > S E N S O R
Press the [PAUSE] key three times.
[ T R A N S M I S S I V E ]
Set the label so that the
feed gap sensor can detect
the backing paper (no
label). (See NOTE 1.)
Holding the [FEED] key or
[RESTART] key down until
an asterisk ( * ) is displayed.
(More than 3 seconds.)
Ex)
[ T R A N S M I S S I V E ]
V 1 . O A
A D J U S T M E N T
2 . 3 V
The former value is displayed.
Label
4 . 1 V *
Press the [PAUSE] key for
Paper End Setting for
Black Mark Sensor.
6-50
EM18-33010A
(Revision Date: Jan. 14, '98)
6.5 SENSOR SETTING MODE
Backing
Paper
Feed Gap Sensor
* Align the backing paper of the TEC
specified label with the feed gap
sensor.
(See NOTE 2.)
Indicates adjustment complete.