Circuit Diagram Of Printer Circuit Board; Wiring Diagram; Clock - Sharp PC-1600 Service Manual

-
P C-l600
Recording paper
The following paper specifications
meet the write and paper feed requirements
point pen.
1) Cut sheet
(1) Kind:
Plain paper
(2) Paper quality:
Must be a hiqh-qualitv paper whose surface smoothness
is more than 25 seconds without oil material on surface.
(3) Thickness:
60 to 110 microns
2
equals 52.3g/m
•
(4) Width:
A4: 210±2mm
Letter: 215.9±2mm (8%±0.078")
Paper roll: EA4AR 1 (A4 size paper roll)
EAl LRl (letter size paper roll)
Recommended ball point pen: specifications are as foliows.
(1) Kind:
Water based
(2) Size:
<1>5 x 23.3mm, +Omm, -0.1 mm
(3) Ufe:
250m or more (when EA4ARI is USED)
(More than 43,000 characters of 96 ASCII character set of
2.4mm height.)
3. A Wiring Oiagram
Below is a wiring diagram of the PTMPG Printer Circuit
Board.
Carriage Position 0 etector
White
X-Motor
Figure VII-1:
are recommended to
of the ball
(70 microns, preferable) which
(Downside)
V-Motor
Right Angle Wafer 17 Pins
15046-17A
(MOLEX JAPAN CO., LTD)

Wiring Diagram

4. Circuit Oiagram
Below is a circuit diagram of the PTMPG Printer Circuit
Board.
Name
Carriage
Position
Detector
X-motor
(Carriage
Movement)
V-motor
(Paper-
Feeding)
Z-motor
(Pen-Up!
Down &
Color-
Change)
Figure VII-2:
Drive pulse train
X-axis and Y-axis drive motors ('-2 phase excitation)
Step No.
A
1 ON
OFF
2
3
OFF
Z-Motor 4 OFF
5 OFF
6 OFF
7 ON
ON
8
The X-axis motor operates under the 2-2 phase excitation
mode during initialization.
Z-axis drive motor (2· 2 phase excitation)
Step No. A
1
ON
2 OFF
3 OFF
4 ON
_ "Tc)_
I I
Phase Color No.
o--o~
B 17
A 16
COM Black 15
0 Red 14
I I
C White 13
I I
B Blue 12
A
I Vellowl 11
I I
COM Black 10
o
I Red I 9
C I White I 8
B I Blue I 7
A I Vellowl 6
I I
COM Black 5
o
I Red I 4
C I White I 3
Blue
B 2
A I Vellow
Circuit Diagram
Motor
shaft
B
C 0
rotating
direction
OFF
OFF ON
OFF
OFF ON
ON OFF ON
ON OFF OFF
Counter-
clockwise
ON
ON OFF
OFF ON OFF
OFF
ON OFF
OFF OFF OFF
MotQr shaft
B
C 0
rotating direction
OFF OFF ON
ON OFF ON
Counterclock-
wise
ON ON OFF
OFF ON
OFF
Circuit
Moving direction
X-axis
V-axis
+
+
Clock· Reverse
wise feed
Moving
direction
+
Pen down