User manual

The Operator Panel
A78408356-00324
PROGRAM
Selects one of the available configurations (
P1
,
P2
and, if
present
P3
and
P4
or a configuration couple
P1/P3
or
P2/P4
– MDP 40T and MDB 40C models only) if the
PROGRAM LOCKED
parameter is not enabled.
This key is active, when the printer is offline or when the
printer is online and no print data are in the buffer.
When pressed while powering the printer on, selects the
offset adjustment page. See “Offset Adjustment” later in
this manual.
ON LINE
Toggles the printer between online and offline status.
When pressed while powering the printer on, selects the Self
Test printout. See “Printing a Test Page” in this manual.
Leds
POWER
On, if the printer is powered on.
LQ
On, if the Letter Quality mode is selected.
P1, P2, P3,
P4
Indicate the currently selected configuration both in
normal printing mode and during the Printer Setup
procedure. See “Printer Setup” later in this section.
If the
INTERFACE TYPE
function is set to
auto+blink
,
when line 1 (parallel interface) is selected for data
transmission, the
P1
indicator blinks.
If the
INTERFACE TYPE
function is set to
auto+blink
,
when line 2 (serial interface) is selected for data
transmission, the
P2
indicator blinks.
In case of fault condition
P1
,
P2
,
P3
and
P4
blink.

The MDP40B model has only the
P1
and
P2
indicators,
which in any case have the same function as described
above.