Suzohapp SCAN COIN SC 303 Service Manual Download Page 23

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Disassembly and Assembly

013447-101_rev-07

SC 303/313





SCAN COIN

7.6

CPU Board

a) Remove the plastic covers, see

“7.2 Plastic Covers” on page 13

b) Disconnect connectors CN1 and CN2 from the CPU board.
c) Loosen and remove the four CPU board fixing screws.
d) Lift the CPU board out of the machine.

IC1

LED1

R10

R11

R12

R15

R13
R14

CN2

RN1

CN1

IC6

IC7

IC8

IC2

IC3

IC4

IC5

SW1

DIS1

DIS2

DIS3

DIS4

DIS5

DIS6

LED2

SW2

SW3

SW4

SW5

RN2

SW6

C10

Summary of Contents for SCAN COIN SC 303

Page 1: ...013447 101_rev 07 SCAN COIN SC 303 313 Coin Counters Service Manual...

Page 2: ......

Page 3: ...8 Software Version 2 2 Safety Precautions 3 2 1 Hazard Notices 3 2 2 Installation Service and Maintenance 3 2 3 Operation 4 2 4 Warning Labels 4 3 Introduction 5 3 1 General 5 3 2 Controls 6 3 3 Posit...

Page 4: ...ments 21 9 1 Coin Disc 21 9 2 Out feed Belt 22 9 3 Channel Drive Belt 24 9 4 Coin Sensor 24 9 5 Master Reset 25 9 6 Program Version 25 10 Troubleshooting 26 10 1 Motor Stops 26 10 2 Removing a Coin Bl...

Page 5: ...COIN 12 Spare Parts 40 12 1 Top Covers 40 12 2 Bottom Cover Assembly 41 12 3 Motor Assembly 42 12 4 Main Plate Assembly 43 12 5 Thickness Guide Block 44 12 6 Feed Mechanism Assembly 45 12 7 Drive Ass...

Page 6: ...Table of Contents iv 013447 101_rev 07 SC 303 313 SCAN COIN This page is intentionally left blank...

Page 7: ...3 2007 following the provisions of Directive Low Voltage Directive 2006 95 EC EMC Directive 2004 108 EC 1 2 Environmental Compliance Note If the equipment contains batteries or accumulators dispose of...

Page 8: ...ng version 4 03 Revision Major Changes 07 Updated DOC and spare parts list 06 Changed logo updated spare parts 05 Corrected image 12 7 Drive Assembly on page 46 04 Added information about connector CP...

Page 9: ...s handbook Note The servicing information and instructions contained in this technical handbook are for use by qualified personnel only Any unauthorized attempt by unqualified persons to service or re...

Page 10: ...weight to avoid tipping is 10 kg 22 lbs for SC 303 and 20 kg 44 lbs for SC 313 WARNING Risk of jamming This machine contains moving parts and sharp edges Always be careful Do not touch the components...

Page 11: ...olled and all data is stored in non volatile EEPROM so there is no need for battery back up of the power supply Coins are loaded into a tray SC 303 or hopper SC 313 6 When the MOTOR ON OFF key is pres...

Page 12: ...unter clockwise are given with respect to the machine when viewed from the front 3 4 Machine Label The label below is an example of information available on the machine 3 5 Modes of Operation Refer to...

Page 13: ...shelf Mounted on the coin outlet For small paper bags and plastic bags BGS 1 002959 000 Bag guide with shelf Same as BG 1 but with a shelf for the bag to rest on CA 1 011612 000 Coin adaptor To enable...

Page 14: ...ate WARNING Risk of electric shock The machine is of metal construction and must therefore always be earthed to the supply Ensure that the plug on the supply lead is earthed and that the supply source...

Page 15: ...itors the unregulated 24 V DC supply The watch dog is connected via CN2 pin 8 to IC8 pin 4 If the voltage drops to approximately 14 V power fail is detected at pin 12 of the microcontroller The progra...

Page 16: ...d prior to the power loss PSU Board The PSU board uses a 5 V 1 A switched regulator A 6 8 V transient absorption diode Z1 protects the circuit from transient voltages The motor is switched ON OFF via...

Page 17: ...8 380 mm 15 0 Weight 7 5 kg 16 5 lb 10 5 kg 23 0 lb Description Value Operating temperature 15 35 C Operating humidity 30 80 R H Noise level operation 81 dB A Power requirements Voltage Frequency Cons...

Page 18: ...der box 1 from the rear of the machine by simultaneously pressing in the securing side clips c Exchange both fuses for ones with the same voltage and current rating as those already fitted T2 A Cautio...

Page 19: ...ift off the top left plastic cover 1 c Loosen and remove the two screws securing the top coin tray and top back cover d Lift off the coin tray and top back cover e Carefully turn the machine upside do...

Page 20: ...14 013447 101_rev 07 SCAN COIN 7 3 SC 313 Hopper Unit To gain access to the interior of the hopper unit 1 a Loosen and remove the four screws in the metal plate on the underside of the hopper b Lift o...

Page 21: ...7 4 Coin Disc a Remove the coin tray coin hopper unit see 7 3 SC 313 Hopper Unit on page 14 b Loosen and remove the top screw 1 c Lift off the cone 2 d Loosen and remove the locking nut 3 e Lift off t...

Page 22: ...llion coins have been counted a Set the coin diameter knob to minimum b Remove the right hand plastic cover c Raise the out feed belt 1 d Lift the feed mechanism e Remove the old out feed belt and exc...

Page 23: ...b Disconnect connectors CN1 and CN2 from the CPU board c Loosen and remove the four CPU board fixing screws d Lift the CPU board out of the machine R1 C1 IC1 R2 R3 R4 R5 R6 R7 R8 R9 LED1 R10 R11 R12 R...

Page 24: ...oard can replace any older board If you order a replacement PSU board you will automatically receive a revision 4 board a Remove the plastic covers see 7 2 Plastic Covers on page 13 b Remove the CPU b...

Page 25: ...13447 101_rev 07 SC 303 313 SCAN COIN HOPPER CN8 CN1 CN7 24V MOTOR CN2 MAINS CN3 DB1 F1 C1 REL1 RC1 C7 R1 SCR1 T1 WARNING HIGH VOLTAGE OP1 CN4 CN5 Z1 C4 R3 D2 R4 C2 C3 R5 R2 R6 D3 D1 D4 DR1 C5 CN6 1 C...

Page 26: ...ricated and will be damaged if any lubricant is added 8 1 Cleaning The machine should be cleaned daily to prevent a build up of dirt which might affect the operation of the machine Refer to the User s...

Page 27: ...the disc is lower than the plate the coin flow and counting speed will be reduced If necessary remove the coin disc and place thin washers available as spare parts below the disc on the shaft to achi...

Page 28: ...pulley The spring loaded feed arm keeps a downward pressure on the belt to prevent coins from slipping a Loosen the nut at the front pulley b Adjust the position of the front pulley to provide the co...

Page 29: ...s 1 Normally the belt should be about 0 5 mm 0 02 lower than the thinnest coin a Place the thinnest coin on the coin track below the belt b Using a thickness gauge measure the gap between the coin and...

Page 30: ...m 0 6 diameter coin passes a Attach the probe leads of an oscilloscope to pins 2 and 3 of connector CN1 on the CPU board b Feed a 15 mm 0 6 diameter coin through the machine and inspect the pulse widt...

Page 31: ...r default values 20 25 40 50 100 500 and 1000 a Simultaneously press the Q M B and MOTOR ON OFF keys while setting the mains ON OFF switch to On b When the display changes from a row of 8 s to a blank...

Page 32: ...covers from the machine c Remove the thickness guide block d Remove the coin blocking the coin exit e Replace the thickness guide block and push it firmly in place f Replace the top covers on the mac...

Page 33: ...fective Exchange CPU board see 7 6 CPU Board on page 17 Overcounts in batch mode 1 Solenoid Check CN4 on PSU exchange solenoid Undercounts in the first batch 1 Operator failure Last batch from previou...

Page 34: ...youts 11 1 Electrical Interconnection Diagram PSU board rev 2 and 3 MAINS SUPPLY MAINS FILTER FUSE MAINS SWITCH COVER SWITCH STOP SOLENOID MAIN MOTOR HOPPER MOTOR SC313 ONLY COIN LEVEL SWITCH HOPPER C...

Page 35: ...07 SC 303 313 SCAN COIN PSU board rev 4 MAINS SUPPLY MAINS FILTER FUSE MAINS SWITCH COVER SWITCH STOP SOLENOID MAIN MOTOR HOPPER MOTOR SC313 ONLY COIN LEVEL SWITCH COIN SENSOR CPU BOARD CN2 CN1 CN6 PS...

Page 36: ...7 101_rev 07 SCAN COIN 11 2 PSU Board Layout PSU board rev 2 PSU board rev 3 HOPPER CN8 CN1 CN7 24V MOTOR CN2 MAINS CN3 DB1 F1 C1 REL1 RC1 C7 R1 SCR1 T1 WARNING HIGH VOLTAGE OP1 CN4 CN5 Z1 C4 R3 D2 R4...

Page 37: ...Circuit Diagrams and Layouts 31 013447 101_rev 07 SC 303 313 SCAN COIN PSU board rev 4...

Page 38: ...Circuit Diagrams and Layouts SC 303 313 32 013447 101_rev 07 SCAN COIN 11 3 PSU Board Circuit Diagram PSU board rev 2...

Page 39: ...1 CN2 1 CN4 2 3 LIVE NEUTRAL COMMON DRIVE COMMON FORWARD REVERSE NOT USED MAINS HOPPER MOTOR SOLENOID F1 DB1 C7 24V CN8 D3 S D T1 R6 D2 REL1 RC1 SCR1 R1 D1 24V R2 C1 C2 R4 11 10 2 7 R5 14 4 5 12 13 1...

Page 40: ...Circuit Diagrams and Layouts SC 303 313 34 013447 101_rev 07 SCAN COIN PSU board rev 4...

Page 41: ...Circuit Diagrams and Layouts 35 013447 101_rev 07 SC 303 313 SCAN COIN...

Page 42: ...13447 101_rev 07 SCAN COIN 11 4 CPU Board Layout R1 C1 IC1 R2 R3 R4 R5 R6 R7 R8 R9 LED1 R10 R11 R12 R15 R13 R14 CN2 1 C3 C2 C4 RN1 C9 CN1 IC6 C8 IC7 C5 IC8 IC2 IC3 IC4 IC5 SW1 DIS1 DIS2 DIS3 DIS4 DIS5...

Page 43: ...OUT4 OUT5 OUT6 OUT7 OUT8 VEE 3 5V 2 4 7 10 1 5 6 14 15 13 9 11 1 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 10 12 CLOCK RESET EN Q0 IC3 IC2 Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9 COUT 5V 5V 5V 5V 1 RN1 5V 1 RN2 5V...

Page 44: ...Circuit Diagrams and Layouts SC 303 313 38 013447 101_rev 07 SCAN COIN 11 6 CH 45 Control PCB Layout CN1 RC1 SCR1 R9 OP1 T1 IC1 R1 R2 R3 R4 R5 R6 R7 R8 R10 Z1 C3 CN2 C2 C1...

Page 45: ...and Layouts 39 013447 101_rev 07 SC 303 313 SCAN COIN 11 7 CH 45 Control PCB Circuit Diagram S CN 2 SENSOR GND R10 24V Z1 C1 R6 R5 C3 C2 R3 R2 IC1 R1 R7 R8 1 2 OP1 6 5 4 R9 SCR1 CN1 RC1 1 2 T1 3 2 6 1...

Page 46: ...13279 000 3 Left cover 013282 000 4 Diameter scale 013298 000 Standard 5 Right cover 013283 000 6 Thickness scale 013299 000 Standard 7 Rear cover 013280 000 Cover screw 023022 000 Not shown 1 2 3 4 5...

Page 47: ...000 2 Power inlet 013492 000 3 Handle 013278 000 4 Reject outlet plate complete 013471 000 5 Outlet bag holder 013300 000 6 Reject cup 013284 000 7 Side bag attachment BA3 011611 000 1 2 5 6 7 4 3 It...

Page 48: ...tem Description Part No Remarks 1 Transformer 220 V 013303 000 Transformer 120 V 013304 000 2 Complete assembly 120 V 013302 000 3 Motor 220 V 013273 000 Motor 120 V 013275 000 4 Capacitor 4 F 013305...

Page 49: ...00 3 Sensor 013450 000 4 Spring for lever 023023 000 5 Main plate assembly 013478 000 6 Main plate only 013479 000 7 Coin guide plate 013309 000 8 Thickness block post assembly 013311 000 9 Cam 013290...

Page 50: ...e Parts SC 303 313 44 013447 101_rev 07 SCAN COIN 12 5 Thickness Guide Block Item Description Part No Remarks 1 Thickness guide block 013272 000 2 Thickness knob 013286 000 3 Bottom plate 013312 000 2...

Page 51: ...Part No Remarks 1 Coin drive belt 013266 000 2 Sorting chute 013293 000 3 Pulley 013470 000 4 Spring pulley arm 023007 000 5 Feed mechanism assembly 013480 000 6 Pulley top 220 V 50 Hz 013322 000 Pul...

Page 52: ...e kit 013324 000 2 Nut for coin disc 013908 000 3 Coin disc 013269 000 4 Washer 013448 000 Coin disc thickness 0 1 mm 5 Main shaft 013326 000 6 Steel border 013325 000 7 Helical gear 013327 000 8 Micr...

Page 53: ...CPU complete 023133 002 For light grey covers with 7 segments display 3 Display 7 segments 013477 000 4 Switch with red top 013318 000 5 Switch with yellow top 013320 000 6 Standard microprocessor 01...

Page 54: ...Parts SC 303 313 48 013447 101_rev 07 SCAN COIN 12 9 SC 313 Hopper Unit Item Description Part No Remarks 1 Main plate complete 013587 000 2 Motor 110 220 V 013458 000 3 Coin level sensor 013464 000 2...

Page 55: ...SCAN COIN AB J gershillgatan 26 SE 213 75 Malm Sweden Operator 46 40 600 06 00 Fax 46 40 600 07 00 info scancoin se www scancoin com...

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