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ST-800/900

 

Maintenance manual

 

 

 

  1 

 

 

 

Introduction 

Dear User and Maintenance Personnel: 

          Thank  you  for  using  our  ST-800/900  model  bill  counter.  ST-800/900  is  a  new 

ideal machine which has a normal functions of COUNT

UV

MG

IR

DD

BATCH

SPEED,  etc;  And  it  is  an  elaborate  design,  simple  operation,  good  appearance, 

full-featured  financial  equipment.  In  order  to  provide  better  technical  guidance  for 

users  and  maintenance  personnel,  master  maintenance  skills  faster,  writing  this 

manual for reference, the deficiency please advise. 

       

 

 

 

CONTENT 

1:Brief Instructions....................................................................................................2 

2:Introduction of appearance.....................................................................................2 

3:Explosive view and Spare Parts introduction.........................................................3 

4.Operating Principle.................................................................................................4 

5.Error Code Message................................................................................................4 

6.Main board introduce...............................................................................................5 

7.User Preference.......................................................................................................5 

8.Testing method........................................................................................................6 

9.Power on failure and solution.................................................................................6 

10.Counting failure and solution................................................................................7 

11.maintenance flow chart..........................................................................................7

 

Summary of Contents for ST-800

Page 1: ...inancial equipment In order to provide better technical guidance for users and maintenance personnel master maintenance skills faster writing this manual for reference the deficiency please advise CONTENT 1 Brief Instructions 2 2 Introduction of appearance 2 3 Explosive view and Spare Parts introduction 3 4 Operating Principle 4 5 Error Code Message 4 6 Main board introduce 5 7 User Preference 5 8...

Page 2: ...m Width 50 100mm Thickness 0 075 0 15mm 1 8 Hopper Capacity 300pcs MAX 1 9 Stacker capacity 200pcs MAX 1 10 Noise 60dB 1 11 Working temperature 0 40 2 Appearance introduction 1 Inner display assy 1 Counting frame 2 Stacker wheel assy 2 Reset Sensor 3 Stacker 3 MG sensor 4 Stacker platform 4 Propeller wheel assy 5 Counting guide 1 Feeding sensor 1 adjustment screw 2 Feeding wheel assy 2 power switc...

Page 3: ...0 11 Counting guide assembly 19 Propeller wheel assembly 27 Stacker Belt Wheel 4 Main board assy 12 Mainframe assy 20 MG board assembly 28 Driving Belt3 2 32 5 Left plastic cover 13 45ZY 01Main Motor 21 Cash out wheel assembly 29 Driving Belt6 83 6 Tension axle bracket assembly 14 Small motor 22 Bill feeding wheel assembly 30 Tension axle bracket assembly 7 Feeding board assembly 15 Stacker wheel ...

Page 4: ...e make signal collection and processing of various characteristics of money and feedback to CPU for analysis to distinguish money authenticity 5 Error Code Message 5 1 Self checking fault code message self checking fault code Code message New version Old version left right counting tube Reset sensor Dial sensor Feeding sensor 5 2 Alarm code message Code Code message New version Old version Suspici...

Page 5: ...erface J7 Main display interface 7 User Preference Long press corresponding function button 3 sec enter sensitive setting press 0 9 number key to adjustment the sensitive press RESET save and quit the sensitive setting Name Function Default set 8 UV UV sensitive setting 0 for close 09 for max 5 9 MG MG sensitive setting 0 for close 09 for max 5 7 IR double note sensitive setting 0 for close 09 for...

Page 6: ...pair output wire 7 Built in switch power without voltage output Replace built in switch power self checking after open showing EA0 EA1 1 To much dust in the left right counting tube Cleaning the dust with brush 2 left right launch tube breakdown open circuit Replace launch tube Judgment method see diagram 1 3 left right receiving tube breakdown open circuit Replace receiving tube Judgment method s...

Page 7: ... wire poor contact repair small motor plug wire small motor damage replace small motor small motor control circuit fault check and repair small motor control circuit or replace main board see diagram 7 After put the money on hopper feeding wheel don t rotate stacker wheel rotate main motor plug wire with poor contact repair main motor plug wire main motor damage replace main motor main motor contr...

Page 8: ...d positive directions are infinite Positive direction resistance value 1 0KΩ Negative direction resistance value infinite N The aging of the emitting The emitting tube changes value Disconnection of the emitting tube Replace the emitting tube Parameter is normal Check the emitting tube operating circuit Y The positive direction of the receiving tube is dozens of KΩ or hundreds of KΩ the negative d...

Page 9: ...nd 7th pin of J4 is 5V or not The internal power supply is damaged Replace the internal power supply Y N Do not pull out J4 then measure the voltage of 1st pin of J6 or the voltage of 36th pin of U6 and the voltage is around 4 8V Replace the L2 inductance or replace the main board Do not pull out J4 then measure the voltage of the J21 1 pin J21 3 pin and the voltage is 5V 5V Whether the voltage be...

Page 10: ... batching mode input 1 2 3 4 then press RESET when the display show U00 A00 measure the voltage between the 1st and 2nd and the voltage between 3rd and 4th pin of J15 by the use of digital multimeter and the voltage is around 1 14V Whether the emitting tube is damaged or not N The voltage of b pole of Q8 is around 4 11V and the voltage of the 30th pin of CPU is around 0 05V N Y CPU is damaged Repl...

Page 11: ...the voltage of the 1st and the 2nd pin of U3 and the voltage is around 4 85V 2 cover the counting tube with 2 pieces of paper measure the voltage of the T1 and T2 by digital multimeter and the voltage is 0 3 0 35V measure the voltage of the 1st and the 2nd pin of U3 and the voltage is around 0V Whether the receiving tube is damaged or not N CPU or U3 is damaged N Y Replace the receiving tube Repla...

Page 12: ... the voltage of the T6 by digital multimeter you will find that the voltage changes from 4 86V to 0V Whether the receiving tube is damaged or not N CPU or U4 is damaged N Y Replace the receiving sensor Replace the main board In the batching mode input 1 2 3 4 then press RESET when the display show U00 A00 measure the voltage between the 1st and 2nd and the voltage between 3rd and 4th pin of J17 an...

Page 13: ... by digital multimeter and observe the voltage can change between 0 15V to 4 3V Whether the receiving tube is damaged or not N CPU or U4 is damaged N Y Replace the dial sensor Replace the main board In the batching mode input 1 2 3 4 then press RESET when the display show U00 A00 measure the voltage of 2nd pin of J17 by digital multimeter and the voltage is around 1 14V Whether the emitting tube i...

Page 14: ...ace the internal switch power supply N Test the voltage of 41th pin of U6 is 1 7V 3 6V the voltage of 24th pin is around 4 8V Y Q1or Q2 is damaged N Y U6 is damaged Replace the main board Keep pressing SPEED for 3 seconds to turn on the machine when the display show turn then to measure the voltage of 1st pin of J3 by digital multimeter and the voltage is around 8 9V the voltage of 2nd pin of J3 i...

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