Epson Mt532 Manual

5-6   RepairRev. A
Confidential
Paper is not 
fed.Paper is not fed 
smoothly.(1)The paper roll 
supply module 
does not 
oscillate 
properly.B Check if the paper is 
pulled out smoothly. 
(The paper tension 
loading should be less 
than the rating value.)·Load the paper 
   properly.
·Replace the paper 
  roll supply module if 
  the oscillation 
  loading of the 
  paper supply 
  module is 
  excessive.
(2) The paper size is 
 not correct.A Check the paper 
diameter, width, and 
thickness.Use the...

Rev. ARepair   5-7 EU-T532/T542 Technical Manual
Confidential
Paper feeding 
pitch is 
defective.The character 
spacing is not 
uniform.(1)The paper roll 
supply module 
does not 
oscillate
properly.B Check if the paper is 
pulled out smoothly. 
(The paper tension 
loading should be less 
than the rating value.)·Load the paper 
   properly.
·Replace the paper 
  roll supply module if 
  the oscillation 
  load of the paper 
  supply module is 
  excessive.
(2)Power  
transmission parts 
(gears) are...

5-8   RepairRev. A
Confidential
Platen unit can 
not open/
close.Platen unit does 
not open.The cutter blade is 
not in the home 
position.B Check if the cutter 
blade is in the home 
position.Turn the knob to 
return the cutter 
blade to the home 
position.
Platen unit does 
not close.Foreign matter 
inside the printer.A Check whether foreign 
matter is inside the 
printer.Remove foreign 
matter if there is 
any.
Upper frame, 
cut sheet 
presenter unit 
can not open/
close.Upper frame, cut 
sheet...

Rev. A Assembly and Disassembly   6-1 EU-T532/T542 Technical Manual
Confidential
Chapter 6
Assembly and Disassembly
Small Parts Abbreviation
All small parts are represented by the abbreviations listed below.
Assembly
oOnly assembly steps for the printer module are in this section. For assembly steps for other 
modules, follow the disassembly procedures in “Disassembly” in reverse sequence. Also, 
see  in “Disassembly procedure” while assembling.
oPerform assembly while referring to the component shapes...

6-2   Assembly and Disassembly Rev. A
Confidential
Pre-assembly A Paper guide,straight, back unit
Reassembly 
stepPart name Assembly procedure
1
Paper detector assembly
2
Paper guide, straight, back 
(for the EU-T532)
*For the EU-T542, attach the 
Paper guide, straight, 
back, B.o
 Slide the
 paper detector assembly onto the 
paper guide, straight, back*.
H

o
 Make sure that the 
paper detector assembly is installed securely, as shown 
below. 
paper detector 
assembly
paper guide, straight, back
Install...

Rev. A Assembly and Disassembly   6-3 EU-T532/T542 Technical Manual
Confidential
Pre-assembly B Frame, platen, straight unit
Reassembly 
stepPart name Assembly procedure
1
Frame, platen
2
Lock lever assembly
C.B.B-tite (M2 ´ 
´ ´  ´ 
6)´ 1o
 Install the
 lock lever assembly on the
 frame, platen, and secure it with a 
screw.
H

o
 Tightening torque: 294 to 343 mN·m {3.0 to 3.5 kg·cm}
o
 Make sure that the screw does not skew during tightening.
3
Cover, fixed blade
4
Fixed blade, Ho
 Install the
 cover,...

6-4   Assembly and Disassembly Rev. A
Confidential
Pre-assembly B
Reassembly
stepPart name Assembly procedure
6
Push plate, platen, B
C.C.P-tite (M2.5 ´ 
´ ´  ´ 
6) ´ 1o
 Install the 
push plate, platen, B to the 
frame, platen and secure it with a 
screw.
H

o
 Tightening torque: 392 to 490 mN·m {4 to 5 kg·cm}
7
Spring, lock levero
 Hook the ends of the 
spring, lock lever onto the 
lock lever assembly and 
C.B.B-tite (M2 ´ 
 ´  ´   ´ 
6) from the inside of the 
frame, platen.
H

o
 Make sure that the...

Rev. A Assembly and Disassembly   6-5 EU-T532/T542 Technical Manual
Confidential
Pre-assembly B
Reassembly
stepPart name Assembly procedure
8
Platen, straight assembly
9
µ
Bearing, platen
R.E. (2.5)´ 1o
 After Installing the 
platen, straight assembly to the
 frame, platen, install the 
bearing, platen from the outside of the 
frame, platen; then secure it with 
an 
R.E.
o
 Lubricate with G-15 two points where the screw on the 
lock lever 
assembly is secured.
platen, straight 
assembly
bearing, platen...

6-6   Assembly and Disassembly Rev. A
Confidential
Pre-assembly C Cutter motor assembly
Reassembly
stepPart name Assembly procedure
1
Microswitch
2
Lead wire, paper cuttero
 Solder the white lead wire of the 
lead wire, paper cutter to the 
microswitch.
3
Cutter motor sub-assemblyo
 Solder the red wire of the 
Lead wire, paper cutter to the red marked 
terminal side of the 
Cutter motor sub-assembly, and solder the black lead 
wire to the other terminal.
H

o
 Make sure to arrange the lead wires...

Rev. A Assembly and Disassembly   6-7 EU-T532/T542 Technical Manual
Confidential
Pre-assembly D Cutter, cover sub-unit
Reassembly
stepPart name Assembly procedure
1
Cutter, cover sub-assembly
ÁGear, cutter worm, Ho
 Lubricate with G-36 the bore of the 
gear, cutter worm, H and the point 
where the 
gear, cutter worm, H comes in contact with the 
cutter, cover 
sub-assembly; then install it on the 
cutter, cover sub-assembly.
3
Shaft, reduction A/Co
  Insert the 
shaft, reduction A/C to the bores of the...