Mita-Kyocera ST-11 Service Manual
ST-11
SERVICE
MANUAL
Published in Jun.’00
843BF110
CONTENTS
1-1 Specifications
1-1-1 Specifications ....................................................................................................................................... 1-1-1
1-1-2 Parts names ......................................................................................................................................... 1-1-2
1-1-3 Machine cross section.......................................................................................................................... 1-1-3
1-1-4 Drive system ........................................................................................................................................ 1-1-4
1-2 Installation
1-2-1 Unpacking ............................................................................................................................................ 1-2-1
(1) Unpacking....................................................................................................................................... 1-2-1
(2) Removing tapes and pads .............................................................................................................. 1-2-2
1-3 Maintenance Mode
1-3-1 Maintenance mode............................................................................................................................... 1-3-1
1-4 Troubleshooting
1-4-1 Paper misfeed detection ...................................................................................................................... 1-4-1
(1) Paper misfeed detection ................................................................................................................. 1-4-1
(2) Paper misfeed detection condition ................................................................................................. 1-4-1
(3) Paper misfeed ................................................................................................................................ 1-4-1
1-4-2 Self-diagnosis....................................................................................................................................... 1-4-2
(1) Self-diagnostic function .................................................................................................................. 1-4-2
(2) Self-diagnostic code ....................................................................................................................... 1-4-2
1-4-3 Electrical problem................................................................................................................................. 1-4-2
3BF
1-5 Assembly and Disassembly
1-5-1 Precautions for assembly and disassembly ......................................................................................... 1-5-1
(1) Precautions..................................................................................................................................... 1-5-1
1-5-2 Procedure for assembly and disassembly ........................................................................................... 1-5-1
(1) Adjusting the center line ................................................................................................................. 1-5-1
2-1 Mechanical construction
2-1-1 Mechanical construction....................................................................................................................... 2-1-1
2-2 Electrical Parts Layout
2-2-1 Electrical parts layout ........................................................................................................................... 2-2-1
(1) PCBs, motors and clutches ............................................................................................................ 2-2-1
(2) Switches ......................................................................................................................................... 2-2-2
2-3 Operation of the PCB
2-3-1 Side deck main PCB ............................................................................................................................ 2-3-1
2-4 Appendixes
Timing chart.................................................................................................................................................... 2-4-1
Wring diagram ................................................................................................................................................ 2-4-2
1-1-1
1-1-1 Specifications
3BF
Type .............................................. Deck type
Paper ............................................ Plain paper (64 - 80 g/m
Paper size ..................................... A4/11" × 8
1
/2"
Capacity ........................................ 4000 sheets (80 g/m
2
)
2
)
Power source ................................ Electrically connected to the copier (5 V DC, 24 V DC)
Dimensions ...................................371 (W) × 589 (D) × 685 (H)* mm
5
14
/8" (W) × 233/16" (D) × 2615/16"* (H)
*: The height includes that of casters.
Weight...........................................Approximately 36 kg/79.2 lbs
1-1
1-1-1
1-1
3BF
1-1-2 Parts names
4
1
3
2
Figure 1-1-1 Parts names
1 Upper cover
2 Right cover
3 Right down switch
4 Side deck release button
1-1-2
1-1-3 Machine cross section
3BF
1-1
Figure 1-1-2 Cross section
Paper path
1-1-3
3BF
1-1-4 Drive system
1-1
4
5
3
2
6
1
7
9
8
Figure 1-2-3 Drive system
1 Paper feed motor gear
2 Feed gear 55/45
3 Duplex drive gear 24/36
4 Idle gear 20/24
5 Developing gear 20
6 Eject gear 20
7 Paper feed cluch gear
8 Lift gear 16
9 gear 31/17
0 Oil roller gear
0
1-1-4
1-2-1 Unpacking
^
(1) Unpacking
3BF
2
&
!@
$
1
4
5678
3
%
0
#
1-2
*
9
Figure 1-2-1 Unpacking
1 Side deck
2 Upper merge guide
3 Lower merge guide
4 Interlock switch backstop
5 Cross-head chromate binding screw, CVM4 x 06
6 Flat-cross-head chromate screw, FHM4 x 12
7 Cross-head TP tap-tight P chromate screw, M4 x 6
8 Cross-head TP tap-tight P chromate screw, M4 x 8
9 Bottom pad
0 Top pad
! Lift spacer
@ Guide spacer
# Outer case
$ Machine cover
% Cover spacer
^ Plastic bag (70 x 110 mm)
& Air padded bag (400 x 500 mm)
* Bar code labels
1-2-1
3BF
(2) Removing tapes and pads
Remove the tapes and pads as follows before machine installation.
1. Remove the tape securing the hook.
2. Remove the tape securing the signal cable.
3. Remove the two tapes securing the base
retainer.
1-2
4. Draw the base retainer out and remove the
tape securing each of the two base spacers
and then the spacers.
Tape
Signal cable
Hook
Tape
Base retainer
Tapes
Figure 1-2-2
Tape
Base retainer
5. Remove the two tapes securing each of the
upper and right covers.
Tape
Tape
Tape
Base spacers
Figure 1-2-3
Upper cover
Tape
Tape
Right cover
Figure 1-2-4
1-2-2
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