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Service Manual
Service Manual
Service Manual
Service Manual
ER-II
ER-II SERVICE MANUAL
1
7/4/2007

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Summary of Contents for CAS ERII-6

  • Page 1 Service Manual Service Manual Service Manual Service Manual ER-II ER-II SERVICE MANUAL 7/4/2007...
  • Page 2: Table Of Contents

    Service Manual Service Manual Service Manual Service Manual ER-II < Table of Contents > Introduction ..........................4 1.1. Preface ............................ 4 1.2. Precaution ..........................4 1.3. Specifications ........................5 1.4. Dimension ..........................6 1.5. Key & SYMBOLS ON DISPLAY ..................7 1.6.
  • Page 3 Service Manual Service Manual Service Manual Service Manual ER-II 5.4. Rear Display PCB (Bottom) ..................27 Error Messages & Solution....................28 Part List ............................29 7/4/2007...
  • Page 4: Introduction

    1. Introduction 1.1. Preface Thank you for purchasing of our CAS scale. This scale has been designed with CAS reliability, under rigid quality control and with outstanding performance. WE hope that your departments enjoy with high quality of CAS product.
  • Page 5: Specifications

    Service Manual Service Manual Service Manual Service Manual ER-II 1.3. Specifications ERII – 6 ERII – 15 ERII – 30 Dual Interval Dual Interval Dual Interval Capacity 3 kg / 0.001 kg 6 kg / 0.002 kg 15 kg / 0.005 kg 6 kg / 0.002 kg 15 kg / 0.005 kg 30 kg / 0.01 kg...
  • Page 6: Dimension

    Service Manual Service Manual Service Manual Service Manual ER-II 1.4. Dimension 7/4/2007...
  • Page 7: Key & Symbols On Display

    Service Manual Service Manual Service Manual Service Manual ER-II 1.5. Key & SYMBOLS ON DISPLAY Table : Key Functions Table : Key Functions Table : Key Functions Table : Key Functions ■ KEYS FUNCTIONS Numbers import Direct PLU keys Function key, PLU restore, P mode (User s Set-up Mode enter) Push more than 2 second when using P mode To make several sales transaction by adding up...
  • Page 8: Sealingmethod

    Service Manual Service Manual Service Manual Service Manual ER-II 1.6. SealingMethod 7/4/2007...
  • Page 9 Service Manual Service Manual Service Manual Service Manual ER-II 7/4/2007...
  • Page 10: Calibration

    Service Manual Service Manual Service Manual Service Manual ER-II 2. Calibration 2.1. General Calibration Pressing and holding calibration switch press [POWER] key to go to calibration mode. User can move to other mode by using [ZERO] key in the calibration mode. User also moves to other sub-modes for each mode by using [TARE] key.
  • Page 11: C4 Setting

    Service Manual Service Manual Service Manual Service Manual ER-II < Modes > 2.1.1. C4 Setting 2.1.1.1. C4-1 Setting BIT 6~7 Initial Zero range Proper tare BIT5 Tare Type Full Tare BIT4 (+), (-) Direction successive Tare (-) Direction successive Tare Successive tare BIT 2~3 (+) Direction successive Tare...
  • Page 12: C4-4 Setting

    Service Manual Service Manual Service Manual Service Manual ER-II Don't use BIT5 Use Back light Don't use BIT4 Use Head message Don't clear BIT3 Use gram Clear Don't clear BIT2 Use oz Clear Don't use BIT1 Use lb BIT0 Use Kg 2.1.1.4.
  • Page 13: Span Calibration Setting (C-3)

    Service Manual Service Manual Service Manual Service Manual ER-II O.OOOO O.OOO O.OO Don't use BIT3 Use Unit message Don't use BIT2 Use Total price window over Don't use DEP-50 BIT 0~1 Print type 2.1.2. SPAN Calibration Setting (C-3) (1) Pressing and holding “Calibration Switch” press [POWER] key. After “CAL”...
  • Page 14: Calibration Factor Setting (C-10)

    Service Manual Service Manual Service Manual Service Manual ER-II (3) Press [TARE] key, and then “ G-1“ message and “9.7994” will be shown. The first digit,”9” will blink. (4) Input a gravitational acceleration value by using [ZERO] key. (5) Press [TARE] key, and then “G-2“ message blinks.“9.7994” will be shown. The first digit,”9”...
  • Page 15: Input Function Key Code (C-6)

    Service Manual Service Manual Service Manual Service Manual ER-II 2.1.6. Input Function Key Code (C-6) (1) Under the calibration switch ON press [POWER] key. “CAL” message blinks three times. (2) Press [ZERO] to display “C-6”. (3) “E-SET” display on the weight window. (4) “XX”...
  • Page 16: Percent Calibration (C-7)

    Service Manual Service Manual Service Manual Service Manual ER-II KG/LB TEST HOLD PRINT NO FUNCTION EURO PERSENT TARE TARE SAVE BOTH SAVE PERSET MUL ”X” 32~59 KEYS MATRIX KEY CODES SOFT KEY CODES “0” through “9” 0 through 9 0 through 9 “C”...
  • Page 17 Service Manual Service Manual Service Manual Service Manual ER-II (3) Press [TARE] key and then it displays voltage of battery. (4) Change the jumper-pin of main PCB, ‘BAT’ to ‘+5V’. (5) Press [ZERO] key two times and then Press [-] key two times. And then it display ‘500’...
  • Page 18: The Schematics And Diagram

    Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II 3. The Schematics and Diagram 3.1. System Block Diagram 7/4/2007 7/4/2007 7/4/2007 7/4/2007...
  • Page 19: Main

    Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II Circuit Diagram 3.1.1. Main RL103 Key Connector PART LOADCELL PART MODULE CONNECTOR PART R16 10 ONE_MODULE1 Key _Out_5 AIN+ Key _Out_4 A_Vcc AIN+ A_Vcc Key _Out_3 AIN- Key _Out_2...
  • Page 20: Power Part & Back_Light

    Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II 3.1.2. Power Part & Back_Light RECHARGEABLE BATTERY Power SW TP_LED1 U5 LM7809 Power_LED TP_BUZZER TP_BUZZER SS14 Charge A_Vcc XC6204C502MR TP_IN TP_GND TP_BAT U3 MC34063A VOUT 0.33 1W 220uH...
  • Page 21: Key Part

    Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II 3.1.3. Key Part CON1 KEY _OUT1 KEY _OUT2 ZERO KEY _OUT3 KEY _OUT4 KEY _OUT5 TARE KEY _IN1 KEY _IN2 KEY _IN3 KEY _IN4 KEY _POWER ON/OFF Title...
  • Page 22: Display Driver(Main Pcb) & Rear Display

    Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II 3.1.4. Display Driver(Main PCB) & REAR Display SEG31 SEG30 DISPLAY DRIVER(MAIN PCB) SEG29 SEG28 SEG27 SEG26 SEG25 SEG24 FRONT DISPLAY (MAIN PCB) SEG23 SEG22 SEG21 SEG20 COM4...
  • Page 23: Exploded View Load Cell Drawing

    Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II 4. Exploded View 7/4/2007 7/4/2007 7/4/2007 7/4/2007...
  • Page 24: Load Cell Drawing

    Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II Load Cell drawing 7/4/2007 7/4/2007 7/4/2007 7/4/2007...
  • Page 25: Part Location

    Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II 5. Part Location 5.1. Main PCB (Top) 7/4/2007 7/4/2007 7/4/2007 7/4/2007...
  • Page 26: Main Pcb (Bottom)

    Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II 5.2. Main PCB (Bottom) 7/4/2007 7/4/2007 7/4/2007 7/4/2007...
  • Page 27: Rear Display Pcb (Top)

    Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II 5.3. Rear Display PCB (Top) 5.4. Rear Display PCB (Bottom) 7/4/2007 7/4/2007 7/4/2007 7/4/2007...
  • Page 28: Error Messages & Solution

    Solution on Display "Err 0" Remove unstable facts. The "Err 0" occurs when scale is not stable. Please call your CAS The "Err 1" occurs when a current zero point has "Err 1" dealer. shifted from the last span calibration.
  • Page 29: Part List

    Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II 7. Part List 1.1 MAIN PCB ASS'Y [110E20EMAPUN0101] 1.1 MAIN PCB ASS'Y [110E20EMAPUN0101] 1.1 MAIN PCB ASS'Y [110E20EMAPUN0101] 1.1 MAIN PCB ASS'Y [110E20EMAPUN0101] Part Name Specification Part Number Q'ty...
  • Page 30 Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II TRANSISTOR CHIP KTA1504 SY 6281I0015040 TRANSISTOR CHIP KTA1666 6281I0016660 TRANSISTOR CHIP 2N2222AS 6281I0022220 DIODE POWER 1N5819(SMD) 6291IS058190 D1,3,4,6 DIODE-CHIP KDS184 6294ICP01840 DIODE-CHIP KDS160(SMD) 6294ICP01600 D9,10,11,12,13 DIODE-SWITCHING PMLL4148L(LP-CONT')
  • Page 31 Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II RESISTOR-CHIP 1/10W RR1220P-104D(100K) 6527ID310000 R6,9,11,14 RESISTOR-CHIP 1/10W RR1220P-202D(2 ㏀) 6527ID300200 RESISTOR-CHIP 1/10W RR1220P-101D(100Ω) 6527ID010000 RESISTOR-CHIP 1/10W RR1220P-100D(10Ω) 6527ID001000 RESISTOR-CHIP 1/10W RR1220P-203D(20K) 6527ID302000 RESISTOR-CHIP 1/10W RR1220P-222D(2.2K) 6527ID300220 RESISTOR-CHIP-ARRAY...
  • Page 32 Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II CONDENSER-CHIP CL21F 104KBNC 6712CHP01040 C1,3,4,5,6,7,8,9,10,13,17 CONDENSER-ELECTRIC 100uF/16V 6704C1601000 C11, C18 CONDENSER-ELECTRIC 470uF/35V 6704C3504700 C12, C15, C16 CONNECTOR WIRE D9P*3P*230mm(ER-2) 7840W0012230 RS232 WIRE CONNECTOR(WAFER) 03-5267 7805CCN67030 CONNECTOR(WAFER) 5273-02 (LPH03-02)
  • Page 33 Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II FUSE HOLDER GF-205B(EXP-300L) 7630S0002050 FUSE1 JUMPER 2PIN 7821CJM00020 JP1,2,3 PT-215(CHINA)ER-2 7212D0002150 LCD1,2,3 LED BACK LIGHT MD-2766-K(CHINA)ER-2 7224D0027660 LED_BL 1,2,3 LED LAMP ø5-RED 7232DR00005A PIEZO BUZZER HYR-1407A(ER-2) 7002Z0014070 BUZZER...
  • Page 34 Service Manual Service Manual Service Manual Service Manual ER- - - - II II II II CUSHION-VFD 30*20*2T 2631A0000010 CUSHION PCB-DISPLAY 6110PER2001A (ER2-ONEMODULE) 6110PER2001A REAR PCB PT-215(CHINA)ER-2 7212D0002150 LCD1,2,3 LED BACK LIGHT MD-2766-K(CHINA)ER-2 7224D0027660 LED_BL 1,2,3 FLAT CABLE CONNECTOR 50P*50P*500mm(ER-2) 7850W00B0500 7/4/2007 7/4/2007...

This manual is also suitable for:

Erii-15Erii-30

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