Maintenance Manual Removal and Replacement
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4.3 O.R.U. ORDER OF ACCESS
Table 4.1 shows the accessibility of EACH ORU (Optimum Replaceable Unit), and the
procedure necessary to access to each one.
Remove ORU:
Requires these procedures in the order shown:
1)
Push Tractor Group
1
(section 4.3.1)
2)
Operator Panel Boards
2
(section 4.3.2)
3)
Print Head
3
(section 4.3.3)
4)
Front Cover Parts
1,2,4
(section 4.3.4)
5)
Rear Cover Parts
5
(section 4.3.5)
6)
Serial Interface Board
5,6
(section 4.3.6)
7)
Main Board
5,6,7
(section 4.3.7)
8)
Power Supply Board
5,6,8
(section 4.3.8)
9)
Ribbon Motor
1,2,4,5,9
(section 4.3.9)
10)
AGA Motor
1,2,4,5,10
(section 4.3.10)
11)
AGA Support and T/F lever
1,2,4,5,11
(section 4.3.11)
12)
Carriage Motor and Fan
1,2,4,5,12
(section 4.3.12)
(*)
13)
Bail Assy
13
(section 4.3.13)
14)
Cut Sheet Assy
1,2,4,14
(section 4.3.14)
15)
Upper Feeder Assy
1,2,4,5,15
(section 4.3.15)
16)
Platen Assy
1,2,4,5,16
(section 4.3.16)
(*)
17)
Lower Feeder Assy
1,2,4,5,17
(section 4.3.17)
(*)
18)
Carriage Assy
1,2,4,5,18
(section 4.3.18)
(*)
19)
Sensor Cable Assy
1,2,4,5,19
(section 4.3.19)
(*)
20)
Mechanical Assy
1,2,4,5,20
(section 4.3.20)
21)
Paper Motor
1,2,4,5,20,21
(section 4.3.21)
(*)
22)
Friction Bar Assy
1,2,4,5,20,22
(section 4.3.22)
Table 4-1 ORU ORDER OF ACCESS
NOTE : Procedure with an asterisk require ADJUSTMENT PROCEDURE (see chapter 5)
All the spare parts available on logistic are reported in the specific Illustrated Parts Catalog P.N.:
ER-LA400-IP.
REMARK.
In the following chapters, the steps of removal procedures are labeled in the corresponding
figures.
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LA400 Multiprinter 4. 3 ER-LA400-SV
