Lukhan WTP-150 User manual

SERVICE MANUAL
WTP-150
THERMAL RECEIPT PRINTER
Document 040512C
Revision : 01
MAY 12, 2004

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WTP-150 SERVICE MANUAL
REVISION HISTORY
REVISION DATE APPROVAL CHANGE
01 05 / 12 / 2004 - Initial Release

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WTP-150 SERVICE MANUAL
SPECIFICATION APPROVAL
APPROVED BY TITLE DATE SIGNATURE
Yong W. Kim Executive Director
Byong O. Lee Director, Administration
Ki D. Song Director, R&D
Ki C. Moon Senior Engineer
Kwang J. Choi Engineering
manager/Hardware
Jang W. Jung Engineering
manager/Firmware
Jong K. Choi Engineering manager/
Mechanic
Kang Won Lee Sales
Manager/International
Hyung K. Kim Sales
Manager/Domestic
.Sang H. Lee Purchasing manager
Hyo H. Yu Production Engineer
Dae S. Yang Material Dept.
Hong K. Yoon Q.C Manager

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WTP-150 SERVICE MANUAL
TABLE OF CONTENTS
1. Disassembly and Assembly ……………………………………………………………….……………….. 5
2. Parts List …………………………………………………………………………………….……………….. 8
3. Circuit Diagram …………………………………………………………………………………..………….. 26

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WTP-150 SERVICE MANUAL
1. Disassembly and Assembly
1. Disassemble of Cutter 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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WTP-150 SERVICE MANUAL
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 Dip switch cover
(4-1) Unloose 2pcs of screw (TTC M3X8 BH)
(4-2) Separate it pulling down into indicated way.
5. Disassemble of Bottom Cover
(5-1) Unloose 4pcs of screw (TTC M3x8 BH & TB M3X10)
(5-2) Separate it pulling down into indicated way.

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WTP-150 SERVICE MANUAL
6. Disassemble of Main PCB Ass’ y
(6-1) Untwist 2pcs of Screw (TTC M3X4)
(6-2) Separate all connectors connected with PCB
(6-3) Separate PCB pulling it into the way indicated.

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WTP-150 SERVICE MANUAL 1. Parts List
PARTS LIST
WTP-150 EXPLODE VIEW
No. Symbol Parts No. Description Q’ty Remarks
001 1 THM01-00MD-C201 PAPER TRAY (WTP-150) 1
002 2 THM01-00AS-B201 LEFT BASE FRAME UNIT 1
003 3 THM01-00DG-C001 MOTOR 1
004 4 THM01-00WH-B012 COVER OPEN SWITCH ASS’Y 1
005 5 M2 X 8 SCREW 1
006 6 THM01-00MD-C003 IDLE GEAR 1 1
007 7 THM01-00MD-C004 IDLE GEAR 2 1
008 8 Ø3.5/6 0.5C PE WASHER 2
009 9 THM01-00PS-C202 RIGHT BASE FRAME 1
010 10 THM01-00MD-C205 RELEASE LINK (WTP-150) 1
011 11 THM01-00MD-C204 RELEASE LEVER (WTP-150) 1
012 12 TB M3 X 8 TP SCREW 3
013 13 Ø2.5/5 0.4C PE WASHER 2
014 14 THM01-00CT-C204 HEAD SHAFT 1
015 15 THM01-00DG-C009 PRINT HEAD (AOI) 1
016 16 THM01-00PS-C201 HEAD BRACKET (WTP-150) 1
017 17 M3 X 6 SW+PBR SCREW 2
018 18 THM01-00CT-C003 PLATEN PRESSURE SPRING 2
019 19 THM01-00DG-C006 CUTTER UNIT (OYANE) 1
020 20 M2.6 X 5 SCREW 7
021 21 THM01-00PS-C205 AUTO CUTTER BRACKET 1
022 22 THM01-00MD-C213 TOP COVER (WTP-150) 1
023 23 THM01-00MD-C202 RELEASE BRACKET 1
024 24 THM01-00CT-C206 RELEASE BRKT
PRESSURE SPRING 2
025 25 THM01-00DG-C007 FIXED BLADE (OYANE) 1
026 26 THM01-00PS-C204 ROLLER BRACKET 1
027 27 THM01-00CT-C002 BUSH 2
028 28 THM01-00MD-C203 PAPER GUIDE UPPER 1
029 29 THM01-00CT-C201 PLATEN ROLLER (WTP-150) 1
030 30 KS B1337 3 E-RING 4
031 31 THM01-00MD-C002 ROLLER GEAR 1
032 32 THM01-00CT-C203 ROLL PAPER SHAFT 2
033 33 THM01-00PS-C206 ROLLER SHAFT COVER 1

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WTP-150 SERVICE MANUAL
PARTS LIST
WTP-150 EXPLODE VIEW
No. Symbol Parts No. Description Q’ty Remarks
034 34 THM01-00MD-C206 PAPER PARTITION 1
035 35 THM01-00MD-C215 REAR COVER (WTP-150) 1
036 36 THM01-00CT-C202 TOP COVER SHAFT 1
037 37 APM00-00LB-C004 LABEL BAR CODE UNIT 1
038 38 THM01-00PS-C207 PCB COVER 1
039 39 THM01-00MD-C218 LIGHT PIPE (WTP-150) 1
040 40 TB M2.6 X 4 SCREW 2
041 41 THM01-00PS-C208 MAIN FRAME 1
042 42 THM01-00MD-C211 BOTTOM COVER (WTP-150) 1
043 43 APM00-00ET-C004 RUBBER FOOT 4
044 44 THM01-00MD-C216 DIP SWITCH COVER 1
045 45 TTC M3 X 8 BH SCREW 5
046 46 THM01-00WH-B011 HEAD CABLE ASS’Y 1
047 47 THM01-00MD-C212 UPPER COVER 1
048 48 M2 X 3 BH SCREW 4
049 49 THM01-00MD-C214 CUTTER COVER 1
050 50 TTC M3 X 4 SCREW 7
051 51 TB M3 X 10 SCREW 2
052 52 M3 X 6 SZ SCREW 2
053 53 TB M2 X 3 SCREW 1
054 54 TB M3 X 8 SCREW 4
055 55 THM01-00CT-C205 COVER OPEN SPRING 1
056 56 Ø4.3/8 0.8 WASHER 1
057 57 THM01-00PS-C209 TEAR BAR (WTP-150) 1
058 58 THM01-00WH-B007 FUNCTION PCB WIRE ASS’Y 1
059 59 THM01-00MD-C217 FEED BUTTON 1
060 60 THM01-04LB-C002 LABEL UNIT : WTP-150 MIC, CE 1
THM01-05LB-C002 LABEL UNIT : WTP-150 UL, CE
THM01-06LB-C002 LABEL UNIT : WTP-150 CE
61 61 THM01-00WH-B010 7P POWER CABLE ASS’Y 1

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WTP-150 SERVICE MANUAL
PARTS LIST
WTP-150 EXPLODE VIEW
No. Symbol Parts No. Description Q’ty Remarks
062 501 THM01-00PA-B201 MAIN PCB ASS’Y (WTP-150) 1
063 502 THM01-00PA-B202 POWER PCB ASS’Y 1
064 503 THM01-00PA-B103 FUNCTION PCB ASS’Y 1
065 504 THM01-00AS-A204 INTERFACE MODULE
(WTP-150/PARALLEL) 1
THM01-00AS-A205 INTERFACE MODULE
(WTP-150/SERIAL)
THM01-00AS-A206 INTERFACE MODULE
(WTP-150/USB)
066 505 THM01-00PA-B107 PAPER END SENSOR ASS’Y 1
067 506 THM01-00MD-C209 REAR PAPER TRAY (WTP-150) 1
068 507 THM01-00MD-C207 PAPER LOW SENSOR COVER
(WTP-150) 2
069 508 THM01-00MD-C208 PAPER LOW ADJUST LEVER 1
070 509 TB M3 X 8 TP SCREW 1
071 510 THM01-00PA-B108 PAPER LOW SENSOR ASS’Y 1
072 511 TB M2 X 3 SCREW 2
073 512 THM01-00PA-B109 BLACK MARK SENSOR ASS’Y 1 OPTION
074 513 TB M2 X 3 SCREW 1 OPTION

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WTP-150 SERVICE MANUAL
EXPLODE VIEW

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WTP-150 SERVICE MANUAL
EXPLODE VIEW

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WTP-150 SERVICE MANUAL
PARTS LIST
WTP-150 PACKING
No. Symbol Parts No. Description Q’ty Remarks
075 1 THM01-00SA-A201 THERMAL PRINTER UNIT 1
076 2 APM00-00PK-C002 PACKING VINYL 1
077 3 ∅60 x 80 ROLL PAPER 1
078 4 APM00-00DG-C010 INTERFACE CABLE 1 SERIAL
APM00-00DG-C011 INTERFACE CABLE PARALLEL
- INTERFACE CABLE USB
079 5 THM01-00MN-C201 MANUAL 1
080 6 APM00-00PW-C031 ADAPTOR SMPS 1
081 7 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
082 8 THM01-00PK-C201 CUSHION UPPER 1
083 9 THM01-00PK-C202 CUSHION BOTTOM 1
084 10 THM01-00PK-C007 UNIT BOX 1
085 11 APM00-00LB-C004 BAR CODE LABEL(UNIT) 1
086 12 THM01-00PK-C008 MASTER BOX 1/4
087 13 APM00-00LB-C005 BAR CODE LABEL(MASTER) 1/4

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WTP-150 SERVICE MANUAL
EXPLODE VIEW
11
3
2
1
MANUAL
8
6
7
10
9
13
5
412

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WTP-150 SERVICE MANUAL
PARTS LIST
WTP-150 MAIN PCB
No. Symbol Parts No. Description Q’ty Remarks
088 THM01-00BP-C201 PCB 1
089 U1 TPM94C251AF
QFP-144 IC PCB 1
090 U2 K6T1008C2E-TB70 IC SRAM 1
091 U3 AM29F800BT70EC IC FLASH MEMORY 1 OPTIONAL
092 U4 39SF040-70
PLCC-32 IC FLASH MEMORY 1
093 U4 CCSD-32A-SM
PLCC-32 SMD IC SOCKET 1
094 U6 A2919SLB IC MOTOR DRV 1
095 U7,8 74HC04 IC TTL 2
096 U9 74HC08 IC TTL 1
097 U10 74HC123 IC TTL 1
098 U11 NJM2360A/MC34063 IC DC/DC 1
099 U12 TA8428K IC PUSH-PULL 1
100 Q1 PST600C TR RESET 1
101 Q2-3,5 2N3904 TR SMALL-SIG 3
102 Q4 IRFU5305 FET POW-MOS P-CH 1
103 X1 9.8304MHz CRYSTAL 1
104 L7 220uH/0.5A INDUCTOR 1
105 D1,4-7 SS16 DIODE SCHOTTKY 5
106 D2-3 KDS196 DIODE F-RECOVERY 2
107 ZD1 P6KE27A DIODE T.V.S 1
108 ZD2 SA5.0CA DIODE T.V.S BIDIR 1
109 RV1 VA-B1608-5R5J VARISTOR 1
110 BZ1 ALP1205 BUZZER 1
111 SW1-2 KSD08H SWITCH DIP 2
112 RA1-2 9A103J RESISTOR ARRAY 2
113 R50,52 0.75Ω/1W (2%) RESISTOR AXIAL 2
114 R67 0.33Ω/0.5W RESISTOR AXIAL 1
115 CE1 470uF/35V CAPACITOR ALU 1
116 CE2 470uF/16V CAPACITOR ALU 1
117 CE3-6 47uF/35V CAPACITOR ALU 4
118 L2 HB-1M1608-102J BEAD CHIP 1
119 RCA1,5 YC164-JRG07151R RESISTOR CHIP 2

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WTP-150 SERVICE MANUAL
PARTS LIST
WTP-150 MAIN PCB
No. Symbol Parts No. Description Q’ty Remarks
120 RCA2-4 YC164-JRG074K7 RESISTOR CHIP 3
121 R1,5,19,27,34,
35,42-43,63,
68,71
150ΩRESISTOR CHIP 11
122 R2,38,40,44 100KΩRESISTOR CHIP 4
123 R16-18,20-21,
R32,41,45-46,
56,64,69
4.7KΩRESISTOR CHIP 12
124 R4,6-12,22,24,
29,57-62 10KΩRESISTOR CHIP 17
125 R13,47-48,53 47ΩRESISTOR CHIP 4
126 R14-15,25 470ΩRESISTOR CHIP 3
127 R30 14KΩRESISTOR CHIP 1
128 R23,28,31,49,
51 1KΩRESISTOR CHIP 5
129 R65 1.2KΩRESISTOR CHIP 1
130 R26 3.3KΩRESISTOR CHIP 1
131 R33 5.6KΩRESISTOR CHIP 1
132 R3,36 20KΩRESISTOR CHIP 2
133 R37 750ΩRESISTOR CHIP 1
134 R39 270ΩRESISTOR CHIP 1
135 R54-55 75KΩRESISTOR CHIP 2
136 R66 3.6KΩRESISTOR CHIP 1
137 R70 10KΩRESISTOR CHIP 1
138 JP3 YMW025-07R CONNECTOR WAFER 1
139 JP4,9 SW0500-04 CONNECTOR WAFER 2
140 JP5 5483-04 CONNECTOR WAFER 1
141 JP6 SW0500-05 CONNECTOR WAFER 1
142 JP7-8 SW0500-03 CONNECTOR WAFER 2
143 JP10 SW0500-02 CONNECTOR WAFER 1
144 JP11 YMW025-03R CONNECTOR WAFER 1

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WTP-150 SERVICE MANUAL

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WTP-150 SERVICE MANUAL
PARTS LIST
WTP-150SERIALPCB
No. Symbol Parts No. Description Q’ty Remarks
145 THM01-00BP-C105 PCB 1
146 U31 SP232ACN
SP232AEN IC RS232 DRV 1
147 D1 1N5819 DIODE SCHOTTKY 1
148 L1-4 HB-1M2012-102J BEAD CHIP 4
149 RV1-2 VA-A2012-140L VARISTOR CHIP 2
150 JP1 TX24-30R-LT-N1 CONNECTOR
BOARD TO BOARD 1
151 P31 GDMR-L-25S CONNECTOR D-SUB 1
152 CE1 22uF/35V CAPACITOR ALU 1
153 C21-26 0.1uF CAPACITOR CHIP 6

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WTP-150 SERVICE MANUAL
PARTS LIST
WTP-150 PARALLEL PCB
No. Symbol Parts No. Description Q’ty Remarks
154 THM01-00BP-C104 PCB 1
155 U1-2 74LS374 IC TTL 2
156 U4 74LS74 IC TTL 1
157 U3,5 74LS32 IC TTL 2
158 U6 74LS04 IC TTL 1
159 D1 1N5819 DIODE SCHOTTKY 1
160 L1 BC3550 BEAD 1
161 P21 RC10(F)-36R-LW CONNECTOR D-SUB 1
162 CE1 22uF/35V CAPACITOR ALU 1
163 C19-20, BP1-6 0.1uF CAPACITOR CHIP 8
164 C1-14,16-18,
21 470pF CAPACITOR CHIP 18
165 C15 33pF CAPACITOR CHIP 1
166 R1-2,4,34-36,
41-48 1.5KΩRESISTOR CHIP 14
167 R3,5-6,11-18,
23-25 47ΩRESISTOR CHIP 14
168 R49 3KΩRESISTOR CHIP 1
169 JP1 TX24-30R-LT-N1 CONNECTOR
BOARD TO BOARD 1

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WTP-150 SERVICE MANUAL
PARTS LIST
WTP-150 USB PCB
No. Symbol Parts No. Description Q’ty Remarks
170 THM01-00BP-C106 PCB 1
171 U1 FT232BM IC USB2.0 DRV 1
172 U2 93C46 IC SERIAL EEPROM 1
173 D1 BC3550 BEAD AXIAL 1
174 X1 6MHz CRYSTAL 1
175 CE1 22uF/35V CAPACITOR ALU 1
176 Q1 2N3904 TR SMALL-SIG 1
177 R7,8,14,15,20 10ΩRESISTOR CHIP 5
178 R13 470ΩRESISTOR CHIP 1
179 R19 1.5KΩRESISTOR CHIP 1
180 R6 2.2KΩRESISTOR CHIP 1
181 R3 10KΩRESISTOR CHIP 1
182 R17 20KΩRESISTOR CHIP 1
183 R12,16,18 100KΩRESISTOR CHIP 3
184 BP1-2,C1-2,13 0.1uF CAPCITOR CHIP 5
185 C3-4 20pF CAPACITOR CHIP 2
186 C14 10nF CAPACITOR CHIP 1
187 C9 33nF CAPACITOR CHIP 1
188 RV1 VA-A1608-5R5J VARISTOR CHIP 1
189 P1 67068 CONNECTOR
USB ”B” TYPE 1
190 JP1 TX24-30R-LT-N1 CONNECTOR
BOARD TO BOARD 1