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Intelligent AXM-1500 Maintenance Manual Download Page 12

 

12

 
 

4.2 PARTS AND COMPONENTS TROUBLE SHOOTING 
4.2.1 Power Supply Checking 
4.2.1.1 Relevant parts: 
    

Power Board (GM-20-X) 

    Q1  (C1061) 
 Q2 

(C945) 

 

R1 (1.2R 1/2W) 

 ZD1(ZENER 

8.2V) 

DC JACK 
BATTERY(6V 4Ah) 

1
2
3
4

MB
SIP4

Q3

A733

D1
1N4148

L1

L-59EGW

ZD1
8.2V

B1

W04 1A

J1

SCD-22

R2

1/2W 100R

Q2

C945

R1

1/2W 1.2R

Q1
C1061

R3
15K

1
2

BAT
2PIN

R4
470R

R5

1/4W 220R

 

 
Main Board (AXM-10-X) 
Q1 (A1515) 
Q2 (C945) 
Q6  (A733)           
U6(AIC 1722-5.0) 

 
 

 

 
 

Summary of Contents for AXM-1500

Page 1: ...NS 3 INITIAL SETUP 3 1 INTERNAL FUNCTIONS AND SETTING METHODS 3 2 CALIBRATION 3 3 DISABLE CALIBRATION AND INTERNAL FUNCTIONS SETTING WITH JUMPER SW JP1 3 4 OFFSET AND SPAN VALUE DATA 4 TROUBLE SHOOTIN...

Page 2: ...oad cell has been replaced make sure that the protection devices are properly set After servicing it is necessary to go through all tests and procedures to ensure the scale meets all the meteorologica...

Page 3: ...varies It is amplified and digitized continuously by the A D converter into a digital signal Subsequently the resulting count is processed and managed by the CPU The CPU refers to the instructions fr...

Page 4: ...UT OF ELECTRICAL CONNECTION AXM 40 X OPTIONAL REAR PISPLAY BOARD LOAD CELL RECHARGEABLE BATTERY 6V 4Ah DC JACK MAIN BOARD AXM 10 X J2 J5 E E S S J4 LCD LCD J3 RS 232 BOARD RS232C 1B1 POWER BOARD GM 20...

Page 5: ...5 2 3 GENERAL SPECIFICATION 2 3 1 Overall View...

Page 6: ...x Min Load 20e Operation Environment 0o 40o C 32o 104o F Non condensed R H 85 Power Consumption 0 5W when charged 2 3 4 Main Components Used Microprocessors SM8958 Crystal Oscillator 11 0592MHz Displa...

Page 7: ...s f Press TARE to confirm g Repeat step c to f for other function setting or h Press ON ZERO to save settings and return to normal operation F1 Span Value Reading a Simply enter F1 to read the A D cou...

Page 8: ...n will be required after scale capacity changed F4 Auto Power Off Setting Two modes are available Default 4_OFF Press MODE until desired setting appear press TARE to save setting 0_OFF Auto Power Off...

Page 9: ...2 Press and hold MODE then turn scale on 3 Scale displays CAL 4 Press MODE again Scale displays YES 5 Scale will self calibrate zero point before proceed to the first point calibration 6 After zero p...

Page 10: ...read the offset value READING SPAN VALUE 1 Turn scale off 2 Remove all load from platter 3 Enter F1 4 Press ZERO 5 Apply load to platter Span value according to load applied will be displayed HOW TO A...

Page 11: ...CALE CHECK PLATFORM STOPPER LOAD CELL OFFSET VALUE 4 TROUBLE SHOOTING 4 1 TROUBLE SHOOTING LOOP POWER ON COUNT DOWN NO DISPLAY DISPLAY RANDOM FIGURE CHECK POWER SUPPLY CPU LCD KEYBOARD CHECK CPU LCD L...

Page 12: ...Board GM 20 X Q1 C1061 Q2 C945 R1 1 2R 1 2W ZD1 ZENER 8 2V DC JACK BATTERY 6V 4Ah 1 2 3 4 MB SIP4 Q3 A733 D1 1N4148 L1 L 59EGW ZD1 8 2V B1 W04 1A J1 SCD 22 R2 1 2W 100R Q2 C945 R1 1 2W 1 2R Q1 C1061...

Page 13: ...the scale will be shut down immediately 5 Low Power Detection The Q6 A733 is designed to detect the power level When battery power is less than 5 5V the collector pole will become high potential then...

Page 14: ...y fed to the A D unit 4 2 5 2 Check that the signal output of loadcell is normal 4 2 5 3 Check OP Amplifiers A D Converter AD7705 When no error is found with the above checking procedures the trouble...

Page 15: ...15 5 ELECTRICAL CIRCUITRY 5 1 SCHEMATICS...

Page 16: ...16...

Page 17: ...17...

Page 18: ...18...

Page 19: ...19...

Page 20: ...1 Dec 2000 Sheet of File E GM20B S01 sch Drawn By BATTERY 6V 10AH 1 2 3 4 MB SIP4 Q3 A733 D1 1N4148 L1 L 59EGW ZD1 8 2V B1 W04 1A J1 SCD 22 R2 1 2W 100R Q2 C945 R1 1 2W 1 2R Q1 C1061 R3 15K 1 2 BAT 2...

Page 21: ...21 5 2 PCB LAYOUT AXM 10 1 TOP LAYER AXM 10 1 BOTTOM LAYER AXM 10 1 TOP OVERLAY AXM 10 1 BOTTOM OVERLAY...

Page 22: ...22 AXM 40 1 TOP LAYER AXM 40 1 BOTTOM LAYER AXM 40 1 TOP OVERLAY AXM 40 1 BOTTOM OVERLAY...

Page 23: ...Y GP4 6 6V 4AH 1 A5001000301 CABLE TIE CV 120S 3 A5005000090 BUBBLE LEVEL D14 Dia 14mm 1 F0009000032 S S PLATE NO 32 XM SERIES 220 185 0 5mm 1 F0003GSP100 ALUMINUM L C SUPPORT GSP SERIES C2X1 L C 1 UP...

Page 24: ...7 C19 22 29 30 48 A0740102050 CERAMIC CAPACITOR CC 1000PF 50V 102 1 C26 A0804041503 METAL FILM RESISTOR 150K 1 4W 1 R48 A0804045003 METAL FILM RESISTOR 500K 1 4W 1 R49 A0805041101 CARBON FILM RESISTOR...

Page 25: ...pf 50V 101 3 C13 15 A0803041002 METAL FILM RESISTOR 10K 1 4W 2 R7 8 A0803041501 METAL FILM RESISTOR 1 5K 1 4W 1 R12 A0803043001 METAL FILM RESISTOR 3K 1 4W 1 R11 A0803041500 METAL FILM RESISTOR 150 1...

Page 26: ...R EC 100uF 16V 1 C1 A0730104050 CAPACITOR MLC 104Z 1 C2 A0805041102 CARBON FILM RESISTOR 1K 1 4W 1 R1 A1203300400 FLAT CABLE 30PIN 40CM 1 J1 BACK LIGHT OPTION A1400000006 BACK LIGHT 130 0 44mm 1 EL1 A...

Page 27: ...27 7 APPENDIX...

Page 28: ...M SERIES REAR DISPLAY 1 10 LOAD CELL C2G1 1 LOAD CELL C2G1 AXM 1500 C2G1 3kg AXM 3000 C2G1 6kg AXM 6000 C2G1 10kg AXM 15K C2G1 20kg AXM 30K C2G1 35kg 11 RUBBER PAD CFR 190603 GSP SERIES 4 12 PANEL PC...

Page 29: ...29 APPROVED NO DRAWING NO AXM0 M 01 A REV 1 DWG NAME AXM SERIES SEALING DIAGRAM AXM SERIES SEALING DIAGRAM SEALING POSITION...

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