Brother HL-4200CN Service Manual page 301

A
B
A B
ZONE
E3
ZONE
E4
SHEET 5
ZN A2
SHEET 2
ZN H4
+5VDC
(1.2 J2)
This symbol identifies a signal line is connected in
the meet direction.
This symbol identifies a signal line is connected in
the arrow direction.
This symbol indicates that a signal line is connected
within the same Function. It shows that the location
to which signal line is connected is marked in Zone
(E-3).
This symbol indicates that a signal line is connected
within the same Function. It shows that the location
from which signal line is connected is in Zone (E-4).
This symbol indicates that a signal line is connected
to other sheet (described in the lower right side of
BSD). It shows that the location to which a signal
line is connected is in Zone A2 in Sheet5.
This symbol represents that a signal line is
connected to other sheet (described in the lower
right side of BSD). It shows that the location from
which a signal line is connected is in Zone H4 in
Sheet2.
This symbol identifies power line generating Chain1.
This symbol represents that a signal runs in the
opposite direction of the usual left-to-right direction.
This symbol identifies a feedback signal.
This symbol identifies a mechanical linkage with a
part.
This symbol identifies a mechanically driven signal
and its direction.
VI-2