SERVICE MANUAL
WTP-150
THERMAL RECEIPT PRINTER
Document 010112C
Revision : 01
JAN 12, 2010
PROPRIETARY NOTICE:
All material contained herein is proprietary information of Sewoo Tech Inc. Any reproduction,
disclosure, or use thereof, except as authorized in writing by Sewoo Tech Inc., is expressly
prohibited.
Copyright 2010, Sewoo Tech
REVISION HISTORY
REVISION DATE APPROVAL CHANGE
01 01 / 12 / 2010 - Initial Release
TABLE OF CONTENTS
1. Disassembly and Assembly ……………………………………………………………….……………….. 5
2. Parts List …………………………………………………………………………………….……………….. 8
3. Circuit Diagram …………………………………………………………………………………..………….. 26
1. Disassembly and Assembly
1. Disassemble of Dip Switch cover
(1.1) Disassemble it as indicated way.
2. Disassemble of Upper cover
(2-1) Unloose 2pcs of screw (M2.6x5)
(2.2) Open Top cover
(2-3) Separate it lifting Upper cover into indicated way.
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3. Disassemble of Interface Module
(3.1) Unloose 2pcs of screw (M3x6 SZ)
(3.2) Separate it pulling the Module into indicated way.
4. Disassemble of Bottom Cover
(4-1) Unloose 4pcs of screw (TTC M3x8 BH & TB M3X10)
(4-2) Separate it pulling down into indicated way.
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5. Disassemble of Main PCB Ass’y
(5-1) Untwist 2pcs of Screw (TTC M3X4)
(5-2) Separate all connectors connected with PCB
(5-3) Separate PCB pulling it into the way indicated.
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2. Parts List
PARTS LIST
WTP-150 EXPLODE VIEW
Symbol Parts No. Description Q’ty Remarks
1 THM02-00MD-C001 PAPER TRAY (LK-T20) 1
2 THM02-00AS-B011 THM02-00AS-B011 1
3 THM01-00DG-C001 MOTOR 1
4 THM02-00WH-B003 COVER OPEN SWITCH ASS’Y 1
5 M2 X 8 SCREW 1
6 THM01-00MD-C023 IDLE GEAR_4 (180DPI, M=0.8) 1
7 THM01-00MD-C004 IDLE GEAR 2 1
8 Ø3.5/6 0.5C PE WASHER 2
9 THM02-00PS-C002 RIGHT BASE FRAME 1
10 THM02-00MD-C005 RELEASE LINK (LK-T20) 1
11 THM02-00MD-C004 RELEASE LEVER (LK-T20) 1
12 TB M3 X 8 TP SCREW 3
13 Ø2.5/5 0.4C PE WASHER 2
14 THM02-00CT-C004 HEAD SHAFT 1
15
THM01-00DG-C009
THM07-00DG-C001
PRINT HEAD
PRINT HEAD
1
16 THM02-00PS-C001 HEAD BRACKET (LK-T20) 1
17 M3 X 6 SW+PBR SCREW 2
18 THM02-00CT-C007
HEAD BRKT PRESSURE SPRING (0.8t)
2
19
THM01-00DG-C006
THM01-00DG-C013
CUTTER UNIT
CUTTER UNIT
1
20 M2.6 X 5 SCREW 7
21 THM02-00PS-C005 AUTO CUTTER BRACKET 1
22 THM02-00MD-C032 TOP COVER NEW (LK-T201) 1
23 THM07-00MD-C011 RELEASE B/K (LK-T12) 1
24 THM02-00CT-C006
RELEASE B/K PRESSURE SPRING
2
25
THM01-00DG-C007
THM01-00DG-C013
FIXED BLADE
FIXED BLADE
1
26 THM02-00PS-C004 ROLLER BRACKET 1
27 THM01-00CT-C002 BUSH 2
28 THM02-00MD-C003 PAPER GUIDE UPPER 1
29 THM02-00CT-C001 PLATEN ROLLER (LK-T20) 1
30 KS B1337 3 E-RING 4
31 THM01-00MD-C024
ROLLER GEAR_3 (180DPI, M=0.8)
1
32 THM02-00CT-C003 ROLL PAPER SHAFT 2
33 THM02-00PS-C006 ROLLER SHAFT COVER 1
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PARTS LIST
WTP-150 EXPLODE VIEW
Symbol Parts No. Description Q’ty Remarks
34 THM02-00MD-C006 PAPER PARTITION 1
35 1
36 THM02-00CT-C002 TOP COVER SHAFT 1
37 APM00-00LB-C004 LABEL BAR CODE UNIT 1
38 THM02-00PS-C016 PCB COVER NEW(LK-T201) 1
39 THM02-00MD-C018 LIGHT PIPE (LK-T20) 1
40 TB M2.6 X 4
SCREW
2
41 THM02-00PS-C008 MAIN FRAME 1
42 THM02-00MD-C033 BOTTOM COVER NEW (LK-T201) 1
43 APM00-00ET-C004 RUBBER FOOT 4
44 THM02-00MD-C035
DIP SWITCH COVER NEW (LK-T201)
1
45 TTC M3 X 8 BH SCREW 5
46 THM02-00WH-B002 HEAD CABLE ASS’Y 1
47 THM02-00MD-C034 UPPER COVER NEW (LK-T201) 1
48 M2 X 3 BH SCREW 4
49 1
50 TTC M3 X 4 SCREW 7
51 TB M3 X 10 SCREW 2
52 M3 X 6 SZ SCREW 2
53 TB M2 X 3 SCREW 1
54 TB M3 X 8 SCREW 4
55 THM02-00CT-C005 COVER OPEN SPRING 1
56 Ø4.3/8 0.8 WASHER 1
57 THM02-00PS-C009 TEAR BAR (LK-T20) 1
58 THM01-00WH-B007 FUNCTION PCB WIRE ASS’Y 1
59 THM02-00MD-C036 FEED BUTTON NEW (LK-T201) 1
60 THM01-04LB-C002 LABEL UNIT : LK-T201 MIC, CE 1
THM01-05LB-C002 LABEL UNIT : LK-T201 UL, CE
THM01-06LB-C002 LABEL UNIT : LK-T201 CE
61 APM00-00LB-C004 LABEL BAR CODE UNIT 1
62 THM02-00WH-B001 7P POWER CABLE ASS’Y 1
64 TB M3 X 12 SN BH SCREW 2
65 THM02-00WH-B014
POWER CABLE ASS'Y NEW 7P(LK-T201)
1
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PARTS LIST
WTP-150 EXPLODE VIEW
Symbol Parts No. Description Q’ty Remarks
501 THM02-00PA-B201 MAIN PCB ASS'Y NEW(LK-T201) 1 OPTION
502 THM02-00PA-B211
POWER PCB ASS'Y NEW(LK-T201)
1 OPTION
503 THM01-00PA-B103 FUNCTION PCB ASS’Y 1 OPTION
504
THM01-00AS-A114M
INTERFACE MODULE (PARALLEL 40P)
1 OPTION
THM01-00AS-A115M
INTERFACE MODULE (SERAL 40P)
OPTION
THM01-00AS-A116M
THM01-00AS-A117M
INTERFACE MODULE (WIFI 40P)
INTERFACE MODULE (ETHERNET 40P)
505 THM02-00PA-B104
PAPER END SENSOR ASS’Y
1 OPTION
506 THM02-00MD-C009 REAR PAPER TRAY (LK-T20) 1 OPTION
507 THM02-00MD-C007 PAPER LOW SENSOR COVER
(LK-T20)
2
OPTION
508 THM02-00MD-C008 PAPER LOW ADJUST LEVER 1 OPTION
509 TB M3 X 8 TP SCREW 1 OPTION
510 THM02-00PA-B105 PAPER LOW SENSOR ASS’Y 1 OPTION
511 TB M2 X 3 SCREW 2 OPTION
512 THM02-00PA-B103 BLACK MARK SENSOR ASS’Y 1 OPTION
513 TB M2 X 3 SCREW 1 OPTION
514 APM00-00AS-B010 SPEAKER SUB ASS'Y 1 OPTION
515 THM01-00PA-B111 MELODY SUB PCB ASS'Y 1 OPTION
516 TB M3 x 6 SCREW 2 OPTION
517 THM01-00WH-B017 MELODY PCB WIRE ASS'Y 1 OPTION
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EXPLODE VIEW
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EXPLODE VIEW
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PARTS LIST
1 THM02-00SA-A201 THERMAL PRINTER UNIT 1
2 APM00-00PK-C002 PACKING VINYL 1
3 THM01-00PK-C011 PULP MOLD UPPER 1
4 THM01-00PK-C012 PULP MOLD LOWER 1
5 UNIT BOX 1
6 APM00-00LB-C004 BAR CODE LABEL(UNIT) 1
7 MASTER BOX 1/4
8 APM00-00LB-C005 BAR CODE LABEL(MASTER) 1/4
501
502 APM00-00DG-C021
ROLL PAPER 80-12-60
INTERFACE CABLE
1
1 SERIAL 9P-9P
INTERFACE CABLE SERIAL 9P-25P
INTERFACE CABLE PARALLEL
INTERFACE CABLE USB
INTERFACE CABLE ETHERNET
503 MANUAL 1
504 APM00-00PW-C031 ADAPTOR SMPS 1
505 APM00-00PW-C034 AC CORD 1 England
APM00-00PW-C035 AC CORD Australia
APM00-00PW-C036 AC CORD Domestic
APM00-00PW-C037 AC CORD Europe
APM00-00PW-C038 AC CORD American
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