Y112890-3
Service Manual
1-5
GENERAL BLOCK DIAGRAM
In the following schema are indicated also the connectors for connecting the peripherals and the motherboard.
Figure 1 - 4
Block Diagram
1
Front CIS
8
Paper feeder motor
2
Back CIS
9
Cover sensor
3
Magnetic options interface
(Horizontal Magnetic or MICR)
10
Paper presence/alignment photosensors
4
Motherboard (Version with scanner)
11
Services motor
5
Printhead
12
Power supply unit
6
Console
13
Front paper present photosensor
7
Printhead carriage motor
1
2
+
+
1
+
+
1
+
+
1
RV1
DS39
6IF
2IF
1IF
7IF
TP
CS2
J3
3IF
TPC
S8
TP
CS
9
Me
ch2
CS7
CS6
5IF
J2
J28
J1
J23
J20
J3
J24
J19
J26
J22
J4
JS1 JS2
J9 J10
J6
J14
J18
J13
J17
J16
MB - 2
1
2
4
5
6
7
8
10
11
12
3
9
13