Operating Principles
2.1.3.7 Fan Motor and
Fan Motor Control
The
fan motor rotates at all
after the
power is on.
motor rotates faster
during
printing. When printing ends, the fan motor slows down. ‘l’he high voltage supply board
receives FAN CONTROL signals from the engine
board
(MC
during
and
the high voltage supply board
sends CHUTE FAN ON signal to chute fan and FAN
to fan during printing.
The fan rotates faster while FAN FAST ON
receive.
chute fan rotates while CHUTE FAN
ON signal receive.
The fan output FAN ALARM signal, while it is locked.
Engine Controller
24
FAN CONTROL
FAN
High Voltage *@y
● ✍✍✍✎ ✍✍✍☞ ✍✍✍✍✍✍✍✍✚
● ✍✍✍✍
-o-. -x--
. . . . .
--
-
. . . . . . . . . . . . . . . . . . . .
Front Frame
Assembly
CHUTE FAN ON
. . . . . . . . . . . . . . .
Chute
Fan
oM
Fan
1
0M
Figure 2-32. Fan and Chute Fan Control Circuit
.-
.-.
2-20
Rev.
Содержание C11C605001 - DFX 9000 B/W Dot-matrix Printer
Страница 1: ...EPSON TERMINAL PRINTER EPL 9000 SERVICE MANUAL EPSON ...
Страница 8: ...REVISION SHEET Revision Isaue Date Rev A I Augusl 5 1994 Revision Page I 1s issue I c c vii ...
Страница 117: ...Disassembly and Assemb y EPL UXM Service MAnual I T I Figure 3 50 Removing the ROS Unit 3 32 Rev A ...
Страница 118: ...Chapter 4 Adjustments No Adjustment is required in this product ...
Страница 161: ...EPSON ...