Jadever JWE Manuale utente

JWE Series

Service Manual

Content

1.Assembly Drawing

1-1 Explosive view………………………………………………………

1-2 Part list………………………………………………………………

2. Electronic Construction

2-1 PCB board wiring…………………………………………………..

2-2 Wiring configuration………………………………………………..

2-3 Circuit diagram……………………………………………………..

3. RS-232 Communication

3-1 RS-232 circuit diagram…………………………………………….

3-2 Single option………………………………………………………..

3-2-1 Scale to Printer…………………………………………………..

3-2-2 Scale to PC……………………………………………………….

3-2-3 Scale to light tower……………………………………………….

3-2-4 Scale to PC and Light……………………………………………

3-2-5 Scale to Printer and light tower…………………………………

3-3 RS-232 Output Format…………………………………………….

4. Adjustments and Settings

4-1 Model setting………………………………………………………..

4-2 Calibration…………………………………………………………..

4-3 Initialization…………………………………………………………

4-4 Resolution setting………………………………………………….

4-5 AD COUNT Value display and keyboard testing………………..

4-6 RTC setting………………………………………………………….

4-7 Setting Mode& Description of Parameter Values ………………

5. Trouble shootings

5-1 Preliminary checks…………………………………………………

5-2 Problems and solutions……………………………………………

5-3 Troubleshooting and Error Message…………………………….

6.Parts replacement

6-1 Load cell replacement……………………………………………..

6-2 Main board replacement…………………………………………..

6-3 Rechargeable battery replacement………………………………

6-4 RS232 replacement………………………………………………..

6-5 Keypad replacement……………………………………………….

6-6 LCD replacement…………………………………………………..

7. Applicable Version and Software…………………………………..

JADEVER SCALE CO., LTD

JWE service manual

1.Assembly Drawing

1-1 Explosive view

JADEVER SCALE CO., LTD

JWE service manual

1-2 Part list

No. Name Quantity Part Number Material Number

1 stainless steel weighing pan 1 JWE-1 12-0003-0000XM

2 Plastic base 1 JWE-2 02-0000-1520XM

3 Dust shield 1 JWE-3 02-0007-0000XM

4 Backboard 1 JWE-4 20-1010-0300XM

5 Upper cover 1 JWE-5 02-0000-1500XM

6 Front panel 1 JWE-6 20-0909-0011XM

7 Keypad 1 JWE-7 21-0300-0202XM

8 LCD board 1 JWE-8 80-0136-1000XM

9 LOAD-CELL 1 JWE-9

10 Aluminum alloy support 2 JWE-10 10-0406-0000XM

11 Lower cover 1 JWE-11 02-0000-1510XM

12 Adjusting foot 4 JWE-12 01-0100-0006

13 Rechargeable battery 1 JWE-13 61-0201-0100XM

14 Battery cover 1 JWE-14 02-0000-1530XM

15 Battery protection screw 1

16 Power switch 1 JWE-16 60-0000-0000XM

17 Power socket 1 JWE-17 60-0503-0001XM

18 Transformer 1 JWE-18 61-0003-0101XM

19 Pull down protection 1 JWE-19 12-0700-0001XM

20 Overload protection 2 JWE-20

21 Leveler 1 JWE-21 02-0108-0004XM

22 Shipping protection 1 JWE-22 31-0404-0000XM

JADEVER SCALE CO., LTD

JWE service manual

2. Electronic Construction

2-1 PCB board wiring

2-2 Wiring configuration

JADEVER SCALE CO., LTD

JWE service manual

2-3 Circuit diagram

Title

Num ber RevisionSize

Dat e: 11-May-2009 Sheet of

File: E:\jadever\LX 资料档 \B 称.dd b Drawn By:

CN6

R48

1K,C

AVS2

COM1

COM2

COM3

COM4

SEMG1

SEMG2

SEMG3

SEMG4

SEMG5

SEMG6

SEMG7

SEMG8

SEMG9

SEMG10

SEMG11

SEMG12

SEMG13

LCD3

1815

R32

10K

R33

10K

C16

AVS3

AVS9

AVS4

C17

BZ1

R38

10K

11.059M

R44

22k,C

R34

10K

R49

1K,C

CP14

0.1u,G

R21

15k,C

SEG7

SEG6

SEG5

SEG4

SEG3

SEG2

SEG1

SEG0

DATA

Vss

OSC0

OSC1

VLCD

VDD

IRQ

COM0

COM1

COM2

COM3

24 SEG31 25

SEG30 26

SEG29 27

SEG28 28

SEG27 29

SEG26 30

SEG25 31

SEG24 32

SEG23 33

SEG22 34

SEG21 35

SEG20 36

SEG19 37

SEG18 38

SEG17 39

SEG16 40

SEG15 41

SEG14 42

SEG13 43

SEG12 44

SEG11 45

SEG10 46

SEG9 47

SEG8 48

U10

HT1621B

AVS1 1

CN9

RS232

CP20

0.1u,G

R25

330k,C

14 B

Y0 12

Y1 11

Y2 10

Y3 9

D10

LED

P4. 2 1

P1. 0 2

P1. 1 3

P1. 2 4

P1. 3 5

P1. 4 6

P1. 5

P1. 6

P1. 7

RST

P4. 3

P3.0 / (RXD)

P3.1 / (TXD)

P3.2 / (not INT0)

P3.3 / (not INT1)

P3.4/(T0)

P3.5/(T1)

P3.6/ (not WR)

P3.7/ (not RD)

XTAL

GND

P4. 0

P2. 0

P2. 1

P2. 2

P2. 3

P2. 4

P2. 5 29

P2. 6 30

P2. 7 31

PSEN 32

ALE / not PROG 33

P4. 1 34

not EA / VPP 35

P0. 7 36

P0. 6 37

P0. 5 38

P0. 4 39

P0. 3 40

P0. 2 41

P0. 1 42

P0. 0 43

VCC 44

SM5964

CN5

JWE

1N4148

CP17

0.1u,G

1N4148

R23

47k,C

Q10

A733

LED

C40

R31

10K

3 2

TIP 32

R12

1.5k,A

CN8

JCE

AVS1

R26

2.2k,C

R19

4.7k,C

R45

100k,C

C13

470u

D313

R22

2/1w

R35

10K

C41

C20

10u,EL

CN4

ON/OFF

R41

1 M, C

R20

1k,C

Y0 4

Y1 5

Y2 6

Y3 7

U11A

74LS139

R30

4.7K

R14

1k,C

C46

GND

4SDA 5

SCL 6

WP 7

VCC 8

AT24C02

LED

R18

100k

COM1

COM2

COM3

COM4

SEMG1

SEMG2

SEMG3

SEMG4

SEMG5

SEMG6

SEMG7

SEMG8

SEMG9

SEMG10

SEMG11

SEMG12

SEMG13

LCD1

R10

2.2k,C

CP15

0.1u,G

R24

10k,C

CAL

R29

4.7K

R27

10k,C

COM1

COM2

COM3

COM4

SEGM1

SEGM2

SEGM6

SEGM7

SEGM8

12 SEGM9 13

SEGM10 14

SEGM11 15

SEGM12 16

SEGM13 17

SEGM14 18

SEGM15 19

SEGM16 20

SEGM17 21

SEGM18 22

SEGM19 23

SEGM20 24

LCD4

CN3

Battery

1OUT 3

GND

U6 LM2931

R46

1K,C

R16

1K,C

C43

R42

220Ω,C

1 2

2SC1815

C11

470u/25v R13

10k,A

C18

1 2

C1815

R47

1K,C

R15

1k,C

2SC1815

R40

470,C

C12

470P

2.2k,C

D3 1N4004

C44

CP19

0.1u,G

C21

20p

R36

10K

R50

1K,C

A733

CURLIM

CURSEN

IN-

IN+

Nref

V-

7NC 8

Vz 9

Vout 10

Vc 11

V+ 12

COMP 13

NC 14

U3 LM723

LED

C47

COM1

COM2

COM3

COM4

SEMG1

SEMG2

SEMG3

SEMG4

SEMG5

SEMG6

SEMG7

SEMG8

SEMG9

SEMG10

SEMG11

SEMG12

SEMG13

LCD2

1 2

CN2

EH-Adpator

C19

22+

44+

66+

11+

LED2

AVS1 0

R28

4.7K

CP13

0.1u

1 2

TP4

R40

470.C

LED

1OUT 3

GND

U5 LM2930

CP18

0.1u,G

R37

10K

C42

D2 LED-GR

R39

4.7k.C

R17

4.7k,C

C22

20p

C1815

CP16

0.1u

SCLK

TXD

RXD

AD CS

P3. 2

RXD

AD SDI

AD SDO

ONF

P1. 7

P1. 4

P4. 0

P1. 4

+5VD

BAT

+5VD

B-SCALE V3.4

V3.4

C14

470u,EL

C15

470u,EL

+5VD

+5VA

ONF

P1. 7

P4. 0

U11 16

U11 8

+5VD

Vss

Out

1Vdd 2

S80841CL

R53

20K

R52

10K

DATA

P4. 1

CN10

C10

1u,T

CP11

104,G CP10

104,G

237K

1 M, C

1u,T

20p

237K,A,T

+5VD

+5VA

CP9

104,G

+5VA

1u,T

ANI1+

AIN1-

VA+

VA-

OSC2

OSC1

10 SC LK 11

SDO 12

SDI 13

CS 14

VD+ 15

DGND 16

VREF- 17

VREF+ 18

NC 19

NC 20

5530

100p

AIN2-

AIN2+

100p

SCLK

AD SDI

AD SDO

AD CS

MCB6

FB1

E+ 1

E- 2

S+ 4

S- 5

CN1

LOAD-CELL

100,A,T

MCB7 MCB8

CP5

0.1u,G

AVS5

MCB1

CP6

0.1u,G

AVS6

CP7

0.1u,G

AVS7

CP8

0.1u,G

AVS8

MCB2

MCB3 MCB4

MCB5 R1

100,A,T

+5VA

10u,T

10k,C

Q11

A733

4.7k,C

10k,C

BAT+5VD

P3. 2

C39

P2. 0

CN7

P5. 0

R63

10k,C

+5VD

P2. 0

P5. 0

R62

2.2K,C

Q12

C1815

R61

22K,C

22+

44+

66+

11+

LED1

JWE

JCE

JWE

JCE JCE JCE

JADEVER SCALE CO., LTD

JWE service manual

3. RS-232 Communication

3-1 RS-232 circuit diagram

3-2 Single option

3-2-1 Scale to Printer

Scale to BP545D(TDP) printer

Scale to SH-24（TP）printer

Universal 25 pin (male) to 9 pin (male)

RS-232 connecting cable.

JADEVER SCALE CO., LTD

JWE service manual

Scale to ZEBRA printer Scale to EZ printer

Universal 25 pin (male) to 9 pin (male)

RS-232 connecting cable.

Universal 25 pin (male) to 9 pin (male)

RS-232 connecting cable.

3-2-2 Scale to PC

1. Get receiving program ready on your computer.

2.Please set the print mode as “Prt.Co”(the scale will output the data to the PC

continuously)

Commonly used 9 female ~25male RS232 connecting wire.

Note: The hollow dots represent male connectors and the black dots represent female

connector.

JADEVER SCALE CO., LTD

JWE service manual

3-2-3 Scale to light tower

The pin of light tower Picture

The light tower should be connected

to the 25-pin (male) socket.

Light tower to scale Picture

That is commonly used 25pin port

(male) ~ 25 pin port (female) RS232

connecting wire.

Note: The hollow dots represent the

male connectors, while the black dots

represenst female connectors.

JADEVER SCALE CO., LTD

JWE service manual

3-2-4 Scale to PC and Light

Scale to PC and Light tower Picture

Note: the hole dots represents

the male connectors, while the

black dots represent the female

connectors.

3-2-5 Scale to Printer and light tower

Scale to PC and

ZEBRA/GODEX(EZ)/B

P545D

（

TDP

）

Picture

3-3 RS-232 Output Format

Baud Rate ：2400、4800、9600

Data Bit ：8

Parity ：N ( None )

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