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3. CIRCUITRY

3-1. POWER SUPPLY CIRCUIT

The power supply source is a DC 24V.

AC

ADAPTOR

CPU

VCC3

ROM

RAM

U1

U2

U3. 21

U13

U14

DRIVER

DRIVER

DC24V

POWER SW

U18

U19

U11

VP(+24V)

Q5

FET

VP

HVP

VCC

VCC

VCC

VCC

VP

AUTO

CUTTER

PRINTER

MOTOR

PRINTER

HEAD

BUFFER

LATCH

U7

LED DS1

VCC3

VCC3

VCC3

OTHER IC

REGULATOR

REGULATOR

VCC(+5V)

VCC3 (+3.3V)

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Summary of Contents for UP-400

Page 1: ...SERVICE MANUAL UP 400 NOV 2008 INDEX ...

Page 2: ...IFICATION 2 2 DISASSEMBLY 4 3 CIRCUITRY 3 1 POWER SUPPLY CIRCUIT 7 4 MAINTERNANCE TROUBLESHOOTING 4 1 INSTALLING OR REPLACING PAPER ROLL 8 4 2 ADJUSTING THE PAPER NEAR END SENSOR 8 4 3 PAPER JAM 9 4 4 TROUBLESHOOTING 10 4 5 SELF TEST 11 5 SETTING CHECKING THE DIP SWITCHES 12 6 CIRCUIT DIAGRAMS 14 7 PARTS LIST 18 ...

Page 3: ...ent Approx 1 3 A 3 Power consumption Approx 40 W 3 Weight 1 1kg Barcode alignment Near end sensor Near end sensor 1 Manufactured by SIIP S Inc Former name Seiko Instruments Inc 2 CAUTION Paper must be fed 3 mm after cutting to prevent paper jam 3 These values vary according to environmental temperature when printed font A 12 24 with a rolling pattern 1 2 PAPER SPECIFICATION Paper Width 79 5 0 5mm ...

Page 4: ...de Male DSUB 9 pin connector Notes The data word length baud rate and parity depend on the DIP switch settings Refer to 5 SETTING CHECKING THE DIP SWITCHES 1 3 2 RS 232C INTERFACE CONNECTION EXAMPLE HOST SIDE PRINTER SIDE DTE ex 8251 Pin No TxD RxD 2 RxD TxD 3 DTR DSR 6 DSR DTR 4 RTS CTS GND GND 5 1 3 3 LAN CONNECTOR PIN DESCRIPTION 1 TX 2 TX 3 RX 4 Isolated GND 5 Isolated GND 6 RX 7 Isolated GND ...

Page 5: ...Output 24 V 5 Output Drawer kick out signal 2 6 Signal ground CONNECTIOR MODEL Printer side MOLEX52065 6615 or equivalent Used side 6 position 6 contact RJ12 telephone jack Two drawers can be used with a Y cable that meets the following speciﬁcations Pin 1 Frame ground Pin1 Pin 2 Drawer kick out drive signal 1 Pin2 Pin 3 Drawer open close signal Pin3 Connector of Drawer No 1 Pin 4 24V Pin4 Pin 5 D...

Page 6: ...ASSEMBLY 1 Remove four screws at the bottom of the printer unit 2 Remove ﬁve connectors CN1 CN2 CN3 CN5 CN6 and the FFC J1 Screws CN3 CN2 J1 CN1 CN5 CN6 3 Remove three screws and then remove the main PCB Screws ...

Page 7: ...assembling Slide the lever of the cover to close and then ﬁt the upper cover into the printer 4 Remove two screws 5 Remove the upper cover while the printer cover is open Screws 7 Remove two screws and then the control panel Screws 6 Remove the screw and then the printer cover Screw ...

Page 8: ...rews 10 Remove the four screws and then the printer unit 9 Remove the power switch Screws Screws 11 Loosen the two screws and then remove the end sensor unit Precaution when assembling Fix the end sensor unit at the lowest of the groove Loosen Precaution when assembling ...

Page 9: ... is a DC 24V AC ADAPTOR CPU VCC3 ROM RAM U1 U2 U3 21 U13 U14 DRIVER DRIVER DC24V POWER SW U18 U19 U11 VP 24V Q5 FET VP HVP VCC VCC VCC VCC VP AUTO CUTTER PRINTER MOTOR PRINTER HEAD BUFFER LATCH U7 LED DS1 VCC3 VCC3 VCC3 OTHER IC REGULATOR REGULATOR VCC 5V VCC3 3 3V ...

Page 10: ...Tear off the excess paper on the cutter edge 4 2 ADJUSTING THE PAPER NEAR END SENSOR A sensor detects when the paper roll is running out Due to variation in the width of paper roll cores it is difﬁ cult to measure the exact length of the paper left on the roll when the detector is triggered The factory setting is based on a paper roll core with an outside diameter of 18 mm and an inside diameter o...

Page 11: ...ce the paper roll If the printer cover can t be opened after a paper jam follow the procedure below 1 Push down and slide to remove the Automatic Paper Cutter Cover 2 Pull up the clear ﬁ lm and slowly turn the screw inside counter clockwise until the cutter edge reaches home position 3 Push down and slide to close the Automatic Paper Cutter Cover 4 Now the printer cover should open easily Remove t...

Page 12: ... The ERROR indicator doesn t light up while paper is exhausted The Printer Cover is close The ON LINE Indicator lights up by using the ON LINE button Something is wrong with the paper sensor of the main board inside the printer Other Something is wrong with the operating panel Can t print the self test The ON LINE indicator is not ON See ON LINE Indicator doesn t light up Printing causes the paper...

Page 13: ...utton until the self test starts 3 The self test will end automatically and detach the self test print out Cut Printing quality is confirmed 24 dot font ANK one byte characters Page 1 20 h FF h 24 dot font Chinese characters 30 h 21 h 90 characters total 16 dot font ANK one byte characters Page 1 20 h FF h 16 dot font Chinese characters 30 h 7B h 176 characters total The number changes according t...

Page 14: ...instantaneous value 2 In case of connecting by LAN select ON Table a Baud rate Table b Parity NO 4800 bps 9600 bps 19200 bps 38400 bps NO NON EVEN ODD NON 4 off off on on 6 off off on on 5 off on off on 7 off on off on 5 2 Dip switch 2 setting No CONTENTS STATUS STATUS 1 Data reception error Off Print On Ignore 2 Bit length Off 8 bit On 7 bit 3 Reception buffer full Off 1 On 2 4 Set ID set IP Off ...

Page 15: ...e metal plate at the bottom of the printer 3 Change the status of DIP switch by using something with a point 4 Replace the metal cover and fasten the screw DIP SWITCH POSITION CAUTION The new status becomes effective when the printer power is turned on ON ON 1 1 OFF DIP 1 ON OFF DIP 2 ON Remove the screw and metal cover ...

Page 16: ... TOAA10 TOAA1OFF INTP09 PPON 41 P35 TIAA11 TOAA11 RTC1HZ OCI 42 P36 TXDC3 SCL00 UDMARQ0 43 P37 RXDC3 SDA00 UDMAAK0 44 EVSS 45 EVDD 46 P50 TIAB01 KR0 TOAB01 RTP00 UDMARQ1 47 P51 TIAB02 KR1 TOAB02 RTP01 UDMAAK1 48 DDI 49 DDO 50 DCK 51 DMS 52 DRST 53 P90 KR6 TXDC1 SDA02 A0 54 P91 KR7 RXDC1 SCL02 A1 55 P92 TENC01 TIT01 TOT01 A2 56 P93 TECR0 TIT00 TOT00 A3 57 P94 TIAA31 TOAA31 TENC00 EVTT0 A4 58 P95 TI...

Page 17: ...0K R67 0 R71 0 R69 0 R70 0 R68 0 R66 0 7 6 5 U12B uPC393G2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 J1 28FE BT VK N R5 470 C22 0 1uF 1 2 3 4 CN2 53047 0410 R35 10K R181 1 2 CN3 B2B EH C26 0 1uF R6 470 R40 10K R182 VCC3 VCC VP VCC3 VCC3 HVP VCC VCC3 VCC3 VCC3 VCC3 VCC3 VCC3 VP VCC3 HVP VCC VCC VP VCC3 VCC3 RMT0 HEADUP PEND RMT1 RMT2 RMT3 RMT4 RMT5 RTH HLAT HCLK HDA...

Page 18: ...35 0 1uF R72 0 R73 0 VCC3 VP VCC3 VCC3 VCC3 VCC VCC3 VP VCC VP VCC VCC3 VCC3 VP VCC3 DRW1 DRW2 DRWSENS ST0 ST1 ONLINE_SW RFEED BUZZER LDSR DSRRST RES DRAWER OP Pannel ONLINE ERRER POWER SW 0251005 025101 5 CB 1 SS 2 SYNC 3 FB 4 ON OFF 5 GND 6 VIN 7 VSW 8 U18 LM2672MX 5 0 C73 0 01uF OUT 3 IN 2 GND 1 U19 SP X1117_3 3 VCC3 C36 0 1uF C37 0 1uF D5 MCL355 D6 MCL355 D7 EC31QS06 EC3 100uF 50V EC4 1000uF 1...

Page 19: ...C3A VCC3A VCC18A VCC3 VCC18 VCC18 VCC3 LTXD LDTR LRXD LDSR LTXD LDTR LRXD LDSR VCC3 VCC SA0 SA1 SA2 SA3 SA4 SA5 SA6 SD0 SD1 SD2 SD3 SD4 SD5 SD6 SD7 SD8 SD9 SD10 SD11 SD12 SD13 SD14 SD15 SA3 SA4 SA5 SD0 SD1 SD2 SD3 SD4 SD5 SD6 SD7 SD15 SD14 SD13 SD12 SD11 SD10 C235 0 47uF 16V EC200 10uF 16V C234 0 47uF 16V C233 0 47uF 16V C232 0 47uF 16V CS 1 SK 2 DI 3 DO 4 VCC 8 NC 7 NC 6 GND 5 U201 C225 0 1uF VCC...

Page 20: ...column corespond to the same numbers in drawing 4 CASIO does not supply the spare parts without parts code 5 Remarks Q ty Quantity used per unit RANK A Essential B Stock recommended C Less recommended X No stock recommended 7 PARTS LIST PARTS LIST MODEL UP 400 CONTENTS EXPLODED VIEW 19 1 MAIN BOARD UNIT 20 2 CONTROL PANEL 20 3 I F LAN PWB UNIT 20 4 POWER SW ASSY 20 5 NEAR END SENSOR UNIT 20 6 CASE...

Page 21: ...INTER To MAIN PWB CN1 To MAIN PWB CN2 To MAIN PWB CN6 To MAIN PWB CN5 1 2 S4 3 4 30 32 31 S3 S11 32 41 42 43 6 39 7 40 S13 S6 S6 S7 S3 8 38 10 11 12 13 17 19 S4 20 21 S5 S3 24 S2 26 S1 14 22 S9 S9 S9 S9 S9 25 23 29 27 33 34 28 16 S2 S3 S3 S3 S3 S3 18 35 36 37 15 9 5 S10 S10 S12 S8 ...

Page 22: ... AUTO CUTTER 00 24791270LF 1 DD A 19 LEVER 03 45300870LF 1 20 10328158 F F C 00 62200555LF 1 AR C 21 ASSY HARNESS 03 47410550LF 2 22 SHEET PVC 03 13170200BLF 1 23 10328152 CASE TOP 03 24190898BLF 1 BB C 24 10328153 PAPER CUTTER 01 24301030LF 1 AE A 25 10328154 PAPER GUIDE 03 46001130CLF 1 AO C 26 SPRING 03 10400410BLF 1 27 10328155 KNOB 03 10602129LF 1 AC C 28 HOOK ARM 03 41502450CLF 1 29 LABEL CO...

Page 23: ...0010LF 2 S3 SCREW 03 55191250LF 17 S4 SCREW 03 55190710LF 3 S5 SCREW 03 55101260BLF 2 S6 SCREW 03 55104020LF 4 S7 SCREW 03 55100440LF 2 S8 SCREW 03 55180045LF 2 S9 SCREW 03 55100420LF 14 S10 SCREW 03 55100121LF 2 S11 SCREW 03 55100430LF 4 S12 SCREW 2 S13 SCREW 03 55100150LF 1 10328160 ADAPTOR 02 22620150LF 1 DK A ...

Page 24: ...CASIO COMPUTER CO LTD Overseas Service Division 6 2 Hon machi 1 Chome Shibuya ku Tokyo 151 8543 Japan ...

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