4-32
OEP-3 V1 (UC)
4. Ribbon cartridge sensor
Route:
SE-544 to SE-539 to PRT-13
TP:
TP510/PRT-13 board
Function: Discriminates whether a ribbon cassette is inserted into the mechanical unit.
Level:
H
A ribbon cassette is set.
L
A ribbon cassette is not set.
5. Head position sensor
RBN_CST
SE-544
PRT-13
36P
IC9
22P
CN401
SE-539
CN102
4P
5P
2P
9P
CN150
2P
5P
4P
CN5
(2/9)
IC406
SN74LV541ANSR
R156
220
GND
+5V
D2
GL480
NM
C12
0.01uF
PH6
PT480F
NM
C10
0.01uF
17
3
+5V
R524
10k
HED_POS
SE-547
SE-539
PRT-13
27P
26P
28P
5P
8P
7P
6P
4P
3P
40P
41P
42P
43P
IC9
29P
CN401
5P
4P
3P
2P
CN150
8P
7P
6P
5P
4P
3P
9P
10P
2P
1P
CN105
10P
9P
2P
1P
CN8
(1/9)
IC452
SN74LV541ANSR
(7/9)
IC452
SN74LV541ANSR
(2/9)
IC452
SN74LV541ANSR
(3/9)
IC452
SN74LV541ANSR
+5V
+5V
+5V
+5V
GND
R165
150
R164
150
R166
150
R163
150
RPI-352
PH9
NM
C17
0.01uF
NM
C21
0.01uF
NM
C20
0.01uF
RPI-352
PH12
NM
C22
0.01uF
NM
C19
0.01uF
RPI-352
PH11
RPI-352
PH10
NM
C23
0.01uF
NM
C24
0.01uF
NM
C18
0.01uF
17
3
14
6
12
8
13
7
4
3
2
1
4
3
2
1
4
3
2
1
4
3
2
1
+5V
R566
10k
+5V
R569
10k
+5V
R571
10k
+5V
R572
10k
Route:
SE-547 to SE-539 to PRT-13
TP:
TP555, TP556, TP560, and TP561/PRT-13 board
Function: Discriminates the thermal head position.
Level:
Sensor position
HED_POS0
HED_POS1
HED_POS3
HED_POS3
(IC9, pin 43)
(IC9, pin 42)
(IC9, pin 41)
(IC9, pin 40)
L
L
L
L
PFEED
L
L
H
L
FF2
L
H
L
L
FF1
L
H
H
L
HOME
H
L
L
L
CHUCK
H
L
H
L
Summary of Contents for OEP-3
Page 1: ...COLOR VIDEO PRINTER OEP 3 SERVICE MANUAL Volume 1 1st Edition...
Page 6: ......
Page 80: ......
Page 119: ...4 11 OEP 3 V1 UC Memory Configuration Eight Frame Memory Configuration Four Frame...
Page 154: ......
Page 165: ...5 11 OEP 3 V1 UC 5 5 Direct Chuck Mechanism...
Page 176: ...2000 9 22 OEP 3 UC E 9 955 247 11...