This is a great site. I placed my order and by the next am it was available for download. Had some problems with some missing copy on some pages. Once I brought the error to the OMC's attention, the issue was resolved. I'll come back again.
The quality of this manual is good. It has all schematics and setup information for both the MDS-B3 and the MDS-B4. The scan quality is quite good, all pages are readable, This service manual also contains scans of the operating instructions from the User manual.
Das Service Manual war von der ersten bis zur letzten Seite sehr informativ und hilfreich. Die Darstellung aller Teile war klar und der Text gut lesbar.
Vielen Dank, das war nicht der letzte Download bei ownner-manuals.com.
Notes: 1. Column numbers match the physical arrangement of the columns on the print wheels. 2. Column numbers are assigned from 1 to 18 from the frame motor side. 3. Pin numbers are assigned from 1 to 27 from the frame motor side. 4. The spark arrestor diode is connected as shown below.
7
9
M
23
Motor power supply (+) Detector power supply (+) Timing signal Detector power supply (�)
8
10
24
Electromagnet (+)
Driver
9
11
25 26
10
12
(Example of compatible diode: 1S2075K or equivalent)
11
13
27
Motor power supply (�)
12
14
Motor power ON/OFF
*1
0.2ms max.
Timing signal
*2 8.0ms min.
T0
T1
T2
T3
T4
T5
T6
T7
T8
T9
T10 T11 T12
TS
T(0)
0.7ms max. 8 0.7ms max. 0.7ms max.
0.7ms max.
80.0ms min.
2.0ms min.
Character selective magnet No.n Ribbon shift magnet
(Print operation) (Normal paper feeding operation)
Typ. 285.7ms
Notes: 1. The signals in must be prepared by the user. 2. The pulse is indicated by a dot-dash line (*1) is generated for continuous printing. The next print cycle can start immediately after the leading edge of the timing signal Ts. 3. As shown by a dashed line (*2), the timing signal may go low at motor power-on or upon reception of a Print command. � 11 �
