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CAS ED Series, Service Manual

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CAS ED Series Service Manual Download Page 25

 

                                                           

ED 

Service Manual

 

25                                                                  04/12/10

 

8.

 

Part List 

ED PART LIST 

 

1.1 MAIN PCB ASS'Y 

 

 

 

 

 

No 

Part Name 

Specification 

Part Number 

Q'ty

Remark 

1  PCB-MAIN 

6100-PED-0000-0   

6100PED00000 

1 MAIN PCB 

2  ONE MODULE 

ONE MODULE 

   

1 ONE MODULE1 

3  IC(REGULATOR) 

KA7809A(D-PACK) 

6220IS078090 

1 U5 

4  IC(REGULATOR) 

XC6204C502MR(5.0V) 

6220IS0C5020 

1 U2 

5  IC(LCD DRIVER) 

HOLTEX HT1621B 

6224I0016210 

1 U1 

6  IC(DC DC CONVERTER) 

MC34063AD 

6242I003406A 

1 U4 

7  TRANSISTOR CHIP 

KTA1504 SY 

6281I0015040 

1 Q1 

8  TRANSISTOR CHIP 

KTA1666 

6281I0016660 

1 Q3 

9  TRANSISTOR CHIP 

2N2222AS 

6281I0022220 

1 Q2 

10  DIODE POWER 

1N5819(SMD) 

6291IS058190 

4 D4,5,6,7 

11  DIODE-POWER 

1N5406 

6291IP054060 

1 D9 

12  DIODE-SWITCHING 

PMLL4148L(LP-CONT') 

6294ISW4148A 

1 D1 

13  DIODE-CHIP 

KDS184 

6294ICP01840 

2 D2,3 

14  RESISTOR 2W 

CFR 0.33Ω  (±5%) 

6512CJ000033 

1 R22 

15  RESISTOR-CHIP 1/10W 

RR1220P-100D(10Ω) 

6527ID001000 

1 R8 

16  RESISTOR-CHIP 1/10W 

RR1220P-102D(1K) 

6527ID300100 

2 R11,9 

17  RESISTOR-CHIP 1/10W 

RR1220P-202D(2K) 

6527ID300200 

1 R24 

18  RESISTOR-CHIP 1/10W 

RR1220P-222D(2.2K) 

6527ID300220 

1 R7 

Summary of Contents for ED Series

Page 1: ...ED Service Manual 1 04 12 10 ED SERVICE MANUAL ...

Page 2: ... 12 2 1 3 Gravity Constant Value Setting C 9 12 2 1 4 Calibration factor Setting C 10 13 2 1 5 Displaying Real A D Value C 5 13 2 1 6 Percent Calibration C 7 14 2 1 7 Battery Calibration C 8 14 3 The Schematics and Diagram 15 3 1 System Block Diagram 15 3 2 Circuit Diagram 16 3 2 1 MAIN 16 3 2 2 DISPLAY MODULE 17 4 Exploded View 18 5 Load Cell drawing 19 6 Part Location 20 Main PCB Part Location 2...

Page 3: ...ED Service Manual 3 04 12 10 8 Part List 25 ...

Page 4: ...on Make sure that you plug your scale into the proper power outlet Place the scale on a flat and stable surface Plug into a power outlet 30 minutes before operations Keep the scale away from strong EMI noises may cause incorrect weight readings This scale must be installed in a dry and liquid free environment Do not subject the scale to sudden temperature changes Do not subject the platter to sudd...

Page 5: ...500oz 0 2oz 1000oz 0 5oz TARE SUBTRACTION 1 4995kg 2 999kg 5 998kg 14 995kg 2 999lb 5 998lb 14 995lb 29 99lb 49 98 oz 99 95 oz 249 9 oz 499 8 oz INTERNAL RESOLUTION 1 60 000 1 60 000 1 60 000 1 60 000 EXTERNAL ESOLUTION DUAL 1 3 000 DISPLAY LCD 6 digits DISPLAY LAMP STABLE ZERO HOLD NET HI OK LO lb oz PCS SUM kg Low Battery INTERFACE RS 232C Printer POWER SOURCE DC 12V 1 25A Adaptor 6V 3 6AH Pb Ba...

Page 6: ...ED Service Manual 6 04 12 10 Display Three LCDs with 6 digits POWER LED Power 12 V Adaptor or PB BATTERY 6V3 6AH 20HR Option Backlight Auto Power Off ...

Page 7: ...ED Service Manual 7 04 12 10 1 4 Sealing Method ...

Page 8: ...ED Service Manual 8 04 12 10 ...

Page 9: ... key MODE Function CAL 1 Display normalized AD CAL 2 Display Keypad infomation CAL 3 Weight Setting Mode UnLoad TARE MIDD TARE after loading for 1 3 weight FULL TARE after loading for Full weight MIDD TARE after loading for 1 3 weight END CAL 4 Option Setting Table 1 참조 CAL 5 Display filtered Raw AD CAL 6 Function setting on each Key Table 2 참조 CAL 7 Calibration CAL 8 Battery calibration CAL 9 Gra...

Page 10: ...ection successive Tare 1 Direction successive Tare 0 One Time tare BIT1 BIT0 2 1 1 2 C4 2 Setting BIT7 BIT6 Use PLU Tare 1 Use BIT5 Use PLU Name 0 Don t use 1 Use BIT4 Use Daily Total 0 Don t use 1 Use BIT3 Clear Price 0 Don t clear 1 Clear BIT2 Clear Tare 0 Don t clear 1 Clear BIT1 Use Euro 0 Don t use 1 Use BIT0 Power On Euro 0 No 1 Yes 2 1 1 3 C4 3 Setting BIT7 Dot Type 0 dot 1 comma BIT6 Use P...

Page 11: ...lear 1 Clear BIT1 Use lb 0 Don t use 1 Use BIT0 Use Kg 0 No 1 Yes 2 1 1 4 C4 4 Setting BIT7 X BIT6 X BIT 4 5 Price round off 3 00 25 50 75 2 00 10 20 1 0 5 0 normal BIT3 X BIT2 X BIT 0 1 Unit Price 3 1000 1 2 100 1 1 10 1 0 1 1 2 1 1 5 C4 5 Setting BIT7 Use Standby time 0 Don t use 1 Use BIT6 Price decimal point 7 Special case 6 O OOOOOO 5 O OOOOO 4 O OOOO 3 O OOO 2 O OO ...

Page 12: ... key and then it displays span message 7 Load full weight on the platform 8 Press TARE key and then it displays middn message 9 Load middle weight ex 1 3 full capacity on the platform 10 Press TARE key and then it display CAL 3 message 2 1 3 Gravity Constant Value Setting C 9 Current gravitational Acceleration value is set to 9 7994 m s2 1 Pressing and holding Calibration Switch press POWER key Af...

Page 13: ...ut a capability by using ZERO key 8 Press TARE key and then MCAPA message blinks 0001 will be shown The first digit 0 will blink It means a mid capability is 01 calibration unit kg or lb 9 Input a capability by using ZERO key 10 Press TARE key and then W dP message blinks 3 will be shown The first digit 3 will blink It means a weight decimal point is 3 will display 0 000 11 Input a weight decimal ...

Page 14: ... and then it displays pspan message 6 Load choice percentage weight of full weight on the platform 7 Press TARE key and then it displays CAL 7 message 2 1 7 Battery Calibration C 8 1 Pressing and holding Calibration Switch press POWER key After CAL message blinks three times and shows the version of scale it displays CAL 1 message 2 Press ZERO to display CAL 8 3 Press TARE key and then it displays...

Page 15: ...ED Service Manual 15 04 12 10 3 The Schematics and Diagram 3 1 System Block Diagram ...

Page 16: ...T CN5_MALE1 BAT 1 2 3 L3 1 2 L2 1 2 RS232 DRIVER PART 5V R12 100k Q1 KTA1504 CON_TX C9 470uF 35V SIG Q2A 2N2222 R9 1k Power PART C14 470uF 35V R15 4 7k CN2 Adaptor 1 2 U4A max3232idbre4 6 8 5 13 2 4 9 15 12 7 3 14 1 10 11 16 V RIN2 C2 RIN1 V C2 ROUT2 GND ROUT1 DOUT2 C1 DOUT1 C1 DIN2 DIN1 V_CC SIG 5V 5V Bat R13 100k CN8 1 2 3 L1 1 2 BT1 Pb 6V 5A BUZZER RTC_Power C8 1uF D9 1N5406 CHIP BEAD R21 100K ...

Page 17: ...28 27 26 25 SEG7 SEG6 SEG5 SEG4 SEG3 SEG2 SEG1 SEG0 CS RD WR DATA VSS OSCO OSCI VLCD VDD IRQ BZ BZ COM0 COM1 COM2 COM3 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 SEG25 SEG26 SEG27 SEG28 SEG29 SEG30 SEG31 D_Vcc 5V CN2 1 2 3 4 5 6 7 8 9 10 S19 S4 One Module C3 I2C_SDA LCD_DATA R3 100 S16 P1 6 P0 0 R6 10K LCD_CS HOLD S5 P3 7 C1 0 1uF A_GND S13 ...

Page 18: ...ED Service Manual 18 04 12 10 4 Exploded View C A S C O LA B 2003 12 29 FO R A PPR O V A L ...

Page 19: ...ED Service Manual 19 04 12 10 5 Load Cell drawing 25 1 1 2 15 1 1 2 S W sp ri n g el e m en t 2 09 05 01 0 0 ...

Page 20: ...ED Service Manual 20 04 12 10 6 Part Location Main PCB Part Location z DRAWING NUMBER 6100 PED 0000 z TOP ...

Page 21: ...ED Service Manual 21 04 12 10 z BOTTOM ...

Page 22: ...ED Service Manual 22 04 12 10 COMMON PCB RS 232 MODULE PCB Part Location z DRAWING NUMBER 9000 ERS 0005 RS 232 PCB TOP RS 232 PCB BOTTOM ...

Page 23: ...ED Service Manual 23 04 12 10 KEY PCB Part Location z DRAWING NUMBER 6150 PED 0000 0 KEY PCB ...

Page 24: ...verload error Please remove the weight Err 5 The Err 5 means there is already tare Remove the tare Err 11 The Err 11 means a writing error of the internal nonvolatile memory To recognize this error be sure to check the voltage on the circuit and do calibration procedures If it still has Err 11 replace the digital module Err 12 The Err 12 warns that the scale has lost the parameters for weighing re...

Page 25: ...1 U4 7 TRANSISTOR CHIP KTA1504 SY 6281I0015040 1 Q1 8 TRANSISTOR CHIP KTA1666 6281I0016660 1 Q3 9 TRANSISTOR CHIP 2N2222AS 6281I0022220 1 Q2 10 DIODE POWER 1N5819 SMD 6291IS058190 4 D4 5 6 7 11 DIODE POWER 1N5406 6291IP054060 1 D9 12 DIODE SWITCHING PMLL4148L LP CONT 6294ISW4148A 1 D1 13 DIODE CHIP KDS184 6294ICP01840 2 D2 3 14 RESISTOR 2W CFR 0 33Ω 5 6512CJ000033 1 R22 15 RESISTOR CHIP 1 10W RR12...

Page 26: ... 470uF 35V short type 6704C3504700 3 9 12 14 32 CONDENSER CHIP CL21F 471KBNC 6712CHP04710 1 C13 33 CONDENSER CHIP CL21F 104KBNC 6712CHP01040 4 C1 2 5 15 34 PIEZO BUZZER APR ADR CHINA 7002Z0000000 1 BUZZER1 36 CONNECTOR WAFER LWL0640 03 LSW250 03 7802CLL00030 1 CN2 37 CONNECTOR WAFER 03 5267 7805CCN67030 1 CN3 38 CONNECTOR WAFER LW0640 05 LPH01 05 7801CLW00050 1 CON1 39 CONNECTOR WAFER 5273 03 LPH0...

Page 27: ... 7805CCN67100 1 CN2 4 CONNECTOR WIRE 2p 110mm EB cal pcb 7840W000211A 1 1 3 CAL PCB ASS Y No Part Name Specification Part Number Q ty Remark 1 TACT S W 11902 DJTA 1102 7600STA19020 2 2 PCB CAL 6151 PED 0000 0 6151PED00000 1 3 FLAT CABLE ONNECTOR 10P 10P 260 EP 양면 유상 7850W0020260 1 4 RS232C PCB ASS Y 110ER3153GPH0101 Part Name Specification Part Number Q ty Remark RS232C PCB ASS Y ER2 15CB LCD 110E...

Page 28: ... Y 1 5 Body Upper case No Part Name Specification Part Number Q ty Remark BATTERY COVER BOLT M4 0 7 8 5 SUS 303 TP 1261 A00 0004 0 1 MACHINE SCREW WPH M4 12 1503 A00 0412 0 4 TAPPING SCREW PH 1 M4 8 1510 A00 0408 0 25 TAPPING SCREW PH 1 M4 12 1510 A00 0412 0 6 E RING φ3 φ7 0 6 SUS 1561 MSU 0300 0 1 RIVET φ3 2 8 1563 A00 0308 0 2 SPEC PLATE DB II TOOL 1810 A00 0005 0 1 BODY ERS 2004 A00 0056 0 1 BA...

Page 29: ... M4 0 7 1540 A00 0400 0 4 TRAY ERS 1000 A00 0136 0 1 TRAY ERS 2004 A00 0057 0 1 S W BRACKET 1030 A00 0165 0 1 TAPPING SCREW PH 1 M4 8 1510 A00 0408 0 6 UPPER CASE ERS 2004 A00 0055 0 1 WATER LEVEL GAGE COVER POSCALE φ18 5 0 5 2010 A00 0026 0 1 DISPLAY COVER ER 15kg LCD 2050 E0A 1533 0 1 DISPLAY COVER ER 15kg LCD 2050 E0B 1533 0 1 RUBBER S W ER TYPE 2170 ERS 0033 0 1 ...

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