Citizen CL-S300 User manual

Service Manual
Direct Thermal
Barcode & Label Printer
CL-S300 Series
Revision 1.00 2015.6.10

CL-S300 Series Service Manual
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REVISIONS
Rev No.
Date
Page
Comment
1.00
2015/6/10
Newly issued
CITIZEN is a registered trademark of CITIZEN HOLDINGS CO., LTD., Japan.
CITIZEN es una marca registrada de Citizen Holdings Co., Japón.

CL-S300 Series Service Manual
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CONTENTS
INTRODUCTION............................................................................................1
1. SERVICE PARTS LIST ...........................................................................1
1-1. Parts List.............................................................................................................................. 1
1-2. Parts Diagrams.................................................................................................................... 1
2. DISASSEMBLYAND REASSEMBLY......................................................2
2-1. Tools Used........................................................................................................................... 2
2-2. Disassembly Procedure ...................................................................................................... 3
(1)“SA HEAD 1 SP 300(PPM80012-00)”............................................................................. 3
(2)“SA MAIN PCB SP 300(PPS00171-00)”......................................................................... 5
(3)“SA MOTOR SP 300(PPF80006-00)” ............................................................................. 8
(4)“SA PLATEN SP 300(PPK90015-00)” .......................................................................... 10
(5)“SA LABEL SENSOR SP 300(PPS00172-00)”..............................................................11
(6)“SA FEED SWICH SP 300(PPT00010-00)”.................................................................. 12
(7)“SA PEELER SP 300(PZN10001-00)”.......................................................................... 14
2-3. Assembly Procedure......................................................................................................... 15

CL-S300 Series Service Manual
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INTRODUCTION
This manual describes the disassembly and reassembly procedures of CL-S300 Series.
1. SERVICE PARTS LIST
Remarks: When placing an order for service parts, refer to the Parts Price List published separately. If you need the
Parts Price List, consult the local distributor from whom you purchased this product.
1-1. Parts List
Part Number
Part Name
Description
(1)
PPM80012-00
SA HEAD 1 SP 300
TPH 203dpi module, CL-S300
(2)
PPS00171-00
SA MAIN PCB SP 300
Main board assembly module, CL-S300
(3)
PPF80006-00
SA MOTOR SP 300
Motor module, CL-S300
(4)
PPK90015-00
SA PLATEN SP 300
Platen module, CL-S300
(5)
PPS00172-00
SA LABEL SENSOR SP 300
Label sensor module, CL-S300
(6)
PPT00010-00
SA FEED SWICH SP 300
Feed switch assembly module,CL-S300
(7)
PZN10001-00
SA PEELER SP 300
Label dispenser module, CL-S300
1-2. Parts Diagrams
(2)
(5)
(3)
(4)
(7)
(6)
(1)

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2. DISASSEMBLY AND REASSEMBLY
Note the following items when performing maintenance of the printer.
Do not disassemble, reassemble, or adjust the printer unnecessarily when the printer operation is
satisfactory.
Do not loosen the screws that fasten the components unless it is absolutely necessary.
After finishing inspection, perform a check to ensure that there is no irregularity before turning on the
printer.
Use caution not to leave any part or screw used for maintenance inside of the printer.
When handling the print head and electronic components, care must be taken to avoid static electricity.
When disassembling or reassembling the printer, check the wires and cords for damage. Do not draw
any wire or cord by force.
Lubricate the components as necessary when reassembling them.
2-1. Tools Used
Phillips screwdriver
Flat head screwdriver
Gloves

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2-2. Disassembly Procedure
(1)“SA HEAD 1 SP 300(PPM80012-00)”
Open the top cover and pull the plastic latch by using a flathead screw driver to
release the print head module.
The TPH cover has two hooks on the both sides.
Push them to take out the TPH cover.

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Unscrew to release the TPH and unplug the TPH
connector.
Put on gloves and do not touch the TPH with bare hands
when handling.
Note that the connector joint is very soft and
vulnerable. Hold the connector plastic when
handling. Do not touch the head elements by
bare fingers.

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(2)“SA MAIN PCB SP 300(PPS00171-00)”
Unscrew and take out 4 screws on the bottom
cover.
Remove the bottom cover.
Unscrew the screw which holds the main
PCB.
Unplug the AC power cable.

CL-S300 Series Service Manual
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Lift up the main PCB and the AC adapter.
Unplug the connectors from the main PCB.
Unscrew the screw which holds the motor to
remove the ESD cable.
Take out the plastic covers on the both sides of the platen
roller by using a flat head screwdriver.
Take out the platen roller.
Take out the tear bar.

CL-S300 Series Service Manual
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Unscrew the screw to remove the ESD cable.
Press top and bottom of the
power switch module to take
it out from the metal bracket.

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(3)“SA MOTOR SP 300(PPF80006-00)”
Unscrew and take out 4 screws on the bottom
cover.
Remove the bottom cover.
Unscrew the screw which holds the main PCB.
Unplug the AC power cable.

CL-S300 Series Service Manual
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Lift up the main PCB and the AC adapter.
Unplug the connectors from the main PCB.
Unscrew the screw which holds the motor to
remove the ESD cable.
Unscrew another screw to take out the motor module.

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(4)“SA PLATEN SP 300(PPK90015-00)”
Take out the plastic covers on the both sides of the platen roller by using a flat head screwdriver.
Lift up the platen roller by using a flat head screwdriver.

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(5)“SA LABEL SENSOR SP 300(PPS00172-00)”
Unscrew to open the bottom cover.
Lift up the AC adapter.
Unplug the connector for the label sensor from
the main PCB.
The label sensor is held with a plastic ring by two hooks.
Press two hooks to take out the plastic ring.
Pull out the sensor.

CL-S300 Series Service Manual
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(6)“SA FEED SWICH SP 300(PPT00010-00)”
Open the top cover and pull up on the rivet
head section by using a flat head screwdriver.
Pull out the drive pin and the rivet.
Unscrew two screws to disassemble the top
cover.
Unscrew to release the feed switch module
from the top cover.
Unscrew to open the bottom cover.

CL-S300 Series Service Manual
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Remove the bottom cover.
Unscrew the screw which holds the main PCB.
Unplug the connector for the feed switch from
the main PCB.

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(7)“SA PEELER SP 300(PZN10001-00)”
Unscrew to open the bottom cover.
Lift up the AC adapter.
Unscrew the two screws which hold the peeler.
Unplug the connector for the peeler from the main PCB.

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2-3. Assembly Procedure
When reassembling the parts, follow the procedure of “1-2 Disassembly Procedure”in reverse.