Paper Motion Detector Diagram - Printronix p300 Maintenance Manual

PMD
TC3
P1
P2
TOP–OF–FORM
TC3
COUNTER
(LINE COUNT "4" BIT)
CLK
l
2–54
. .
.
. .
.
DELAY
F–F'S
P2
P1
F–F
SYNCHRONOUS
PMD
DETECTOR
POWER SUPPLY
PC BOARD
Figure 2–35. Paper Motion Detector Diagram
. .
.
. .
.
NFLT
CLK
F–F
NFL
SCHK
CHECK
W6
(ENABLE PMD)
SENSOR
LED
SPROCKET
HOLES
P300/P600 Principles of Operation
RDY
CONTROL
CONSOLE
LOGIC BOARD
PAPER