Casio KL-7000 Service Manual And Parts List Download Page 2

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CONTENTS

SPECIFICATIONS------------------------------------------------------------------------------------------------1

CLEANING THE PRINTER HEAD AND ROLLER------------------------------------------------------2

RESET OPERATION--------------------------------------------------------------------------------------------2

BLOCK DIAGRAM-----------------------------------------------------------------------------------------------3

PRECAUTIONS---------------------------------------------------------------------------------------------------4

ADJUSTMENT-----------------------------------------------------------------------------------------------------4

MEASUREMENT--------------------------------------------------------------------------------------------------5

CIRCUIT DESCRIPTION---------------------------------------------------------------------------------------6

LSI PIN FUNCTION---------------------------------------------------------------------------------------------7

DIAGNOSTIC PROGRAM-------------------------------------------------------------------------------------9

MESSAGES--------------------------------------------------------------------------------------------------------11

DISASSEMBLY PROCEDURE-------------------------------------------------------------------------------12

SCHEMATIC DIAGRAM----------------------------------------------------------------------------------------13

PARTS LIST------------------------------------------------------------------------------------------------------18

EXPLODED VIEW-----------------------------------------------------------------------------------------------20

Summary of Contents for KL-7000

Page 1: ...without price LABEL PRINTER KL 7000 LX 271 R MAR 1995 KL 7000 BK KL 7000 GY...

Page 2: ...R HEAD AND ROLLER 2 RESET OPERATION 2 BLOCK DIAGRAM 3 PRECAUTIONS 4 ADJUSTMENT 4 MEASUREMENT 5 CIRCUIT DESCRIPTION 6 LSI PIN FUNCTION 7 DIAGNOSTIC PROGRAM 9 MESSAGES 11 DISASSEMBLY PROCEDURE 12 SCHEMA...

Page 3: ...ine box Character sizes 1X1 1X2 1X3 2X1 2X2 2X3 L2X3 S1X1 S1X2 S1X3 S2X1 S2X2 S2X3 Character pitch None 0 mm narrow 0 5 mm wide 1 0 mm Number of line 1 or 2 6 mm tape 1 to 4 other tapes Memory Text Up...

Page 4: ...e RESET switch too hard with pointed object Doing so can cause malfunction 2 Never press the RESET switch expect when the unit fails to operate correctly 3 Data stored in memory is not cleared when yo...

Page 5: ...864CM 10LL ROM TC531001CF 15 LCD driver HD44102CH SEGMENT COMMON LCD driver HD44105H Thermal Head Chassis unit RH5VL45AA T1 Reset IC Q6 IC5 Q2 Q3 BT X 8 VCON VDD1 5V for digital circuit VDD2 5V for RA...

Page 6: ...e followed 1 Apply 6 2V 0 1V 0V to the battery terminals 2 Ground check pads CP45 and CP46 3 Adjust a pot VR1 so that the voltage between CP1 and CP2 is 0V 10 mV Setting the thermal head rank Set the...

Page 7: ...g power SW on Displaying Max 100 mA Ibat Typ 0 6A When printing CASIO COM at diagnostic program PRINT CHECK 1 Printing Max 0 7A When printing at diagnostic program PRINT CHECK 1 Ibu Min Turning power...

Page 8: ...rs Q5 and Q4 are turned off Q4 stops to supply the voltage VDD1 Power down sequence see figure 8 If the voltage across the batteries lowers and the terminal DPW of CPU comes less than 4 5V VCON signal...

Page 9: ...O Motor drive signal 45 TCON O Control signal for voltage VP 46 52 VCK0 VCK6 I Voltage detecting signal for low battery 53 RSI I Reset delay input 54 RSO O Reset delay output 55 VDE I Reset signal inp...

Page 10: ...24 40 70 80 Y1 Y50 O LCD drive output signal 23 62 NC Not used 41 VCC I 5V source 42 BS I Bus select BS L DB0 DB7 work at 8 bit BS H DB4 DB7 are only active a 4 bit 8 bit data is split in two and acc...

Page 11: ...ew seconds To return the main menu press any key LCD CHECK 2 LCD Frame Any key All dots Any key Checker Any key Reversed checker 1 RAM 64KOK ROM 1MOK XXXX 0 ALL 7 VP 1 RAM 2 LCD 3 KEY 4 SW 5 PR1 6 PR2...

Page 12: ...4 SW Check the rank of the thermal head employed in the unit RANK A D PRINT CHECK 1 5 PR1 Refer to the following figure 7 PRINT CHECK 2 6 PR2 Refer to the following figure 8 VP CHECK 7 VP TCON signal...

Page 13: ...s SET to specify it CANNOT COMBINE Previously input text cannot be combined with new input text Perform the operation and input new text CANNOT USE 6 mm Current operation cannot be performed using 6 m...

Page 14: ...y from PCB L271 2 and remove 2 screws B holding the PCB L271 2 6 Remove 10 screws C holding PCB L271 E4 2 screws D holding the LCD and take off them 7 Remove 3 screws E holding the chassis ass y and t...

Page 15: ...13 SCHEMATIC DIAGRAM PCB L271 1 1 2...

Page 16: ...14 PCB L271 1 2 2...

Page 17: ...15 PCB L271 E4 1 2...

Page 18: ...16 PCB L271 E4 2 2...

Page 19: ...17 PCB L271 2...

Page 20: ...18 EXPLODED VIEW Component 1 2 3 4 5 6 7 13 14 15 14 16 17 12 11 10 9 8 20 21 22 23 38 37 36 15 14 35 32 31 28 29 30 33 34 39 40 42 43 41 18 19 44 45 24 25 26 46 47 50 51 48 49 32 7 52 27 54 53...

Page 21: ...19 Chassis ass y 102 141 101 128 136 110 131 140 123 124 108 107 109 125 137 122 121 119 120 117 115 114 116 111 113 Thermal Head Cross section of A A...

Page 22: ...C D3 D4 2301 2359 Chip diode MA151K TX 1 1 20 C EMI2 3013 0602 Inductor SBT 0180W 1 1 5 C N EMI3 3035 0308 Ferrite beeds BL01RN1 A63T6 1 1 20 C FU1 2114 3227 IC protector ICP N25 T104 1 1 10 B IC1 21...

Page 23: ...1 B LSI202 2001 7295 LSI HD44102CH 1 1 1 B R201 2795 0826 Chip resistor MCR10EZHG683 1 1 20 C R205 R206 2796 0581 Chip resistor MCR10EZHG472 1 1 20 C R208 R209 R210 R215 2792 0807 Chip resistor MCR10E...

Page 24: ...40 Cassette button L271 C312244 3 1 0 10 X N 46 6413 6550 Cassette button L271BE C312244 4 0 1 10 X N 47 6413 4830 OP hook L271 C312243 3 1 0 10 X N 47 6410 7370 OP hook L282 C312243 2 0 1 10 X N 48 6...

Page 25: ...63 C312242A 1 1 1 1 X N 136 6413 4870 Tape fixing plate L271 C312239 3 1 0 20 X N 136 6413 6570 Tape fixing plate L271BE C312239 4 0 1 20 X N 137 6413 4880 SW lever L271 C312240 6 1 0 20 X N 137 6413...

Page 26: ...MA0500751A...

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