Oki Microline 182 User manual

MICROLINE 182/183 PRINTER
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MAINTENANCE MANUAL
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PREFACE
This maintenance manual describes field maintenance of the Microline 182/l 83 for
maintenance engineers.
For performance specifications and operating procedures, refer to the “User’s Manual”.

CONTENTS
Page
CONFIGURATION ......................................................... l-l
1.1 Standard Printer Configuration ....................................... l-l
1.2 Options .............................................................
1-2
MAINTENANCE TOOLS ....................................................
2-1
PARTS REPLACEMENT ..................................................... 3-l
3.1 Precautions for Parts Replacement ................................... 3-l
3.2 Disassembly and Reassembly Procedures
............................
3-2
CLEANING .................................................. .............. 4-l
ADJUSTMENT ............................................................. 5-l
TROUBLESHOOTING AND REPAIR ........................................ 6-l
6.1
Items to be Checked Before Repair ..................................
6-1
6.2
Method of Troubleshooting ...........................................
,6-l
6.3
Connection Circuit and Resistance Check for
Print Head and LF/SP Motor .....................................
6-5
Cl RCUIT DIAGRAM ......................................................... 7-l
MAINTENANCE PARTS LIST .................................................
8-1
THEORY OF OPERATION
SPECIFICATIONS (STANDARD MODEL)
.SPECIFICATIONS (IBM COMPATIBLE MODED
DIP SWITCH SETTING TABLE, (STANDARD MODEL)
DIP SWITCH SElTlNG TABLE (IBM COMPATIBLE MODE0

RECORDS OF CHANGES
Part No.
OKI-J Par1
No.
M-52033;
ISSUE 1
EC0 No. Printer/PCB Serial No.
NML-007
NML-035
NML-053
NML-063
ML182
220 v
240 V
ML183
220 v
240 V
ML182
220 v
240 V
ML183
220 v
240 V
501 A00001 61
501A0000041
501 A0000001
501 A0000001
504AOOO9311
504A0004441
-
-
ML182
220 v 506AOO12961
240 V
506A0007001
ML183
220 v
506A0000009
240 V
506A0000003
ML1 82
220 v
508A0016961
240 V
508A0008501
ML183
220 v
506A0000009
240 V
506A0000003
Page affected Description of
changes
i-24, 3-25,3-28, F;“;c;t;entj
1-29,
i-9, 8-10,
M-5, AA-IO, (Addition)
:ront-cover,
‘reface, l-1,
i-2, 3-34
i-2 to 8-8
IB-1, AB-2
IC-I, AC-2
Descriptions of
ML183 are added.
(Replacement)
Circuit, diagram
‘-27 to 7-33 (Rev.
7) of SLMC-2
circuit board is
added.
(Addition)
Circuit diagram
(Rev. 8) of SLMC-2
circuit board is
r-35 to 7-41 added.
(Addition)
I
Circuit diagram
(Rev. 9) of SLMC-2
circuit board is
7-43 to 7-49 added.
(Addition)
Circuit diagram
(Rev. 10) of SLMC-2
circuit board is
7-51 to 7-57 added.
(Addition)
Circuit diagram
(Rev. 11) of SLMC-2
circuit board is
7-59 to 7-69 added.
(Addition)

(con.)
Part No.
EC0 No. Printer/PCB Serial No. >age affected
rD1, AD2
\E-1
LB-3
iack cover
Description of
changes
Change of DIP
switch functions
LReplacement)
(Deletion)
Renewal of issue
(Replacement)

1. CONFIGURATION
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1. CONFIGURATION
1.1
Standard Printer Configuration
The
standard configuration of the ML 182/l 83 is as fOllOws:
tractor feed unit
_ A
(ML183 only)
Control board ,:
COW assembly
er SUDPIY assembly
Figure l-1 Printer Configuration
l-l

1.2 Options
(l), ,Tractor feed unit with acoustic cover, access cover and paper separator
(only ML1 82)
(2) Roll paper stand (only ML182)

‘._
(3) Super-speed RS232-C serial interface board,
(4)
.-,
Super-speed RS422-A serial interface board
(5) High-speed RS422-A serial interface board
:
l-3

I. CONFIGURATIO’N
1.1 Standard Printer Configuration
The standard configuration of the ML 182/l 83 is as follows:
y/.Power supply assembly
v//Ribbbn cartridge
Figure l-1 Printer Configuration
1 -,4