Citizen iDP3540 Series User manual

Rev. Issued
Japan CBM Corporation
Information Systems Div.
Service Manual
Model : iDP-3540/3541

iDP-3540/41 Service Manual
CITIZEN 2
Contents
1. Disassembly and Assembly............................................................................................................................. 3
2. Parts List.......................................................................................................................................................... 9
3. Circuit Diagram............................................................................................................................................. 34

iDP-3540/41 Service Manual
CITIZEN 3
1. Disassembly and Assembly

iDP-3540/41 Service Manual
CITIZEN 4
1. How to remove the Upper Cover
1) Remove the Printer Cover
2) Unfasten 4 screws as shown in the figure and lift the Upper Cover

iDP-3540/41 Service Manual
CITIZEN 5
2. How to remove the Printer Mechanism and the Printer Unit
2-1. How to remove the Printer Mechanism
1) Remove the Printer Cover
2) Remove the Upper Cover
3) Disconnect each connectors
4) Unfasten 2 screws as shown in the figure
5) Lift the Printer Mechanism in the arrow position for removal
2-2. How to remove the Printer Unit
1) Remove the Printer Cover
2) Remove the Upper Cover
3) Disconnect each connectors
4) Remove the AC Cord from the Bottom Case
5) Unfasten a screw as shown in the figure
6) Lift the Printer Unit in the arrow position removal

iDP-3540/41 Service Manual
CITIZEN 6
3. How to remove the Control Board
1) Remove the Printer Cover
2) Disconnect each connectors
3) Unfasten 2 screws on the Shield Plate mounting screw to removethe Shield Plate
lSerial Interface Board
1) Unfasten 2 screws to remove the interface board
lParallel Interface Board
1) Unfasten 2 screws to remove the interface board

iDP-3540/41 Service Manual
CITIZEN 7
4. How to remove the Power Supply Unit
1) Remove the Printer Unit and the Control Board
2) Remove the AC Cord from the Chassis
3) Unfasten the 2 screws called the Power Supply mounting screws
4) Unfasten the screw called the Head Sink mounting screw
5) Lift up the Power Switch during lifting up the Power Supply Unit above, then you can remove the Power
Supply Unit

iDP-3540/41 Service Manual
CITIZEN 8
5. How to remove the PE Switch
1) Remove the Printer Unit and the Printer Mechanism
2) Remove the connector from the Control Board
3) Push the jointing parts in the direction of the arrow and remove the jointing parts from the Chassis.
4) Push the upper side and lower side of jointing parts in the direction of the arrow.

iDP-3540/41 Service Manual
CITIZEN 9
2. Parts List

iDP-3540/41 Service Manual
CITIZEN 10
PARTS LIST
EXPLODED VIEW iDP3540 / 3541-PF / RF / XF
Symbol Parts No. Description Q'ty iDP3540 iDP3541
1E 4002-370 Chassis 1<- <-
2E 4002-320 Stand, Transformer 1<- <-
3E 6601-220 Printer Support2<- <-
4E 4035-640 Plate, Ground 1<- <-
7E 4000-840 P.S. Assy 120V Only <1>
E 4000-830 P.S. Assy 220-240V Only <1>
13 E 4002-310 Plate, Shield 1<- <-
14 Main Control Board Unit <1>
17 E 5117-020 Holder, PE Switch 1<- <-
18 E 5102-440 Assy, PE Switch 1<- <-
18-1 E 5071-070 Key Top, PE Switch 1<- <-
-2 E 5102-440 Key Switch SKCCAD 1<- <-
-3 E 48000300 Harness, PE Sensor 1
20 E 62010360 Case, Top 1<- <-
21 E 5200-100 OP Sheet 1<- <-
24-1 E 6202-870 Case, Bottom 1<- <-
-2 E 6611-330 Holder, Paper 1<- <-
-3 E 6612-040 Spring, Paper Holder 1<- <-
-4 E 6302-240 Foot 2<- <-
32 E 6204-730 Printer Cover 1<-
33 E 6220-130 Paper Cutter 1<-
34 E 6204-800 Printer Cover 1<-
40 E 6101-120 Cord Bush SR5N4 120V Only 1<- <-
E 6101-115 Cord Bush SR5N4 220-240V Only 1<- <-
43 E 6600-880 Printer DP-610MFC <1>
E 6600-890 Printer DP-612MFC <1>
E 6600-900 Printer DP-614MFC <1>