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CDM8240
Service Manual
(Level 1)
SN:YT2.291.036WHSC-JX1
Version:v1.0
Released date:2009-06-25

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Dunni
June 13, 2025

Meaning of below on a jornal ************************** *******CDM RETRACT******* **************************

1 comments:
Mr. Anderson
August 18, 2025

"CDM RETRACT" on a journal for the GRG Banking CDM8240 refers to a situation where a banknote was not taken by the user and was automatically pulled back (retracted) into the machine for security. This usually happens when a note is presented but not collected within a set time.

This answer is automatically generated

Abdul raqeeb
July 19, 2025

Hello.can i change the settings of QR scanner to improve the quality of reading the QR code

Summary of Contents for GRG Banking CDM8240

  • Page 1 CDM8240 Service Manual (Level 1) SN:YT2.291.036WHSC-JX1 Version:v1.0 Released date:2009-06-25...
  • Page 2 YT2.291.036WHSC-JX1 Revision Record Version Date Page Description V1.0 Jun. 2009 Initial release CDM8240 Service Manual (level 1) Page i of ii...
  • Page 3: Table Of Contents

    ..............19 IDTH ADJUSTMENT ADJUSTMENT OF STACKING LIMITER ......... 20 GENERAL TROUBLESHOOTING........... 22 PERIODIC MAINTENANCE ............23 ................ 23 MAINTENANCE ................ 24 MAINTENANCE ................ 25 MAINTENANCE ................ 25 MAINTENANCE ................ 25 MAINTENANCE CDM8240 Service Manual (level 1) Page ii of ii...
  • Page 4: Tools

    Soft brush, cloth, alcohol, tampon,grease lubricant, Blower CDM8240 Rear Type Note Presenter (NP) Note Transport (NT) Note Stacker (NS) Main Board (MB) Reject Vault (RV) Note Feeder (NF) Cassette Note Cassette (NC) Frame (CF) CDM8240 Service Manual(level 1)) Page 1 of 25...
  • Page 5 YT2.291.036WHSC-JX1 CDM8240 Front Type Note Transport (NT) Note Stacker (NS) Note Presenter (NP) Main Board (MB) Reject Vault (RV) Note Feeder (NF) Note Cassette (NC) Cassette Frame (CF) CDM8240 Service Manual(level 1)) Page 2 of 25...
  • Page 6: Disassembling And Replacement

    Holding NC in the palm, slide the NC into CF along the guides on the frame. Make sure the NC is in the slide the NC right position after insertion. into CF Handle CDM8240 Service Manual(level 1)) Page 3 of 25...
  • Page 7: Removal And Insertion Of Rv

    Holding the RV in the palm, slide the RV into NT along the guides on the frame. Make sure the reject vault is in right position after insertion. Slide the RV into NT Handle CDM8240 Service Manual(level 1)) Page 4 of 25...
  • Page 8: Removal And Replacement Of Mb

    MB unit to take it down. Left Cover MB Unit Removal of MB As is shown in right picture, remove 4 screws securing the MB to take it down. Screws Replacement of MB CDM8240 Service Manual(level 1)) Page 5 of 25...
  • Page 9 7. TCS1 connector 8. DDSC connector 9. Power connector 10. USB connector 11. Serial port connector 12. CDM box1 connector 13. CDM box2 connector 14. CDM box3 connector 15. CDM box4 connector CDM8240 Service Manual(level 1)) Page 6 of 25...
  • Page 10: Removal And Replacement Of Np

    2. Front Type Disconnect the cable screws connected to NP and NT; Hold the NP and remove 4 screws fixing it with NS, lift upwards to take down the NP. CDM8240 Service Manual(level 1)) Page 7 of 25...
  • Page 11 NP in horizontal direction to match the fixing holes , then secure the NP on NS with 4 pcs M4x8 screws. Connect the cable connected to the NP and NT. CDM8240 Service Manual(level 1)) Page 8 of 25...
  • Page 12: Removal And Replacement Of Ns

    NS. Connection 2. Front Type bracket Follow the steps in section 2.4 to remove NP, and disconnect the cable connected to NS and NT. Similarly as Rear type, take Holder down NS. CDM8240 Service Manual(level 1)) Page 9 of 25...
  • Page 13 Connect the cable connected to the NS and NT. 2. Front Type Similarly as rear type, Holder mount NS on NT, and follow the step in section 2.4 to mount NP on NS. notch CDM8240 Service Manual(level 1)) Page 10 of 25...
  • Page 14: Removal And Replacement Of Nt

    Pay attention to keep the pins mounted on the shafts. Note: It is unnecessary to remove the inner timing belt when removing the first NF. Otherwise, the timing belt tension of NT will be changed. CDM8240 Service Manual(level 1)) Page 11 of 25...
  • Page 15 RV, Connector Connector Barcket then fix the left and right covers. The two parts Notch should be aligned Keep two sides even The two parts should be aligned Notch CDM8240 Service Manual(level 1)) Page 12 of 25...
  • Page 16: Removal And Replacement Of Nf

    2.1), and disconnect the cable from NF. Remove the timing belts and timing pulleys related to the NF. Remove 4 screws securing the screws NF and take out the NF from CF. timing belt timing pulley CDM8240 Service Manual(level 1)) Page 13 of 25...
  • Page 17 NF together, and then mount E rings to fix them. Turn NT knob to check if the drive mechanism is normal, then connect related cables. Timing Belt Timing Pulley CDM8240 Service Manual(level 1)) Page 14 of 25...
  • Page 18: Removal And Replacement Of Cf

    2 CFs (total 12 pieces), take down the upper above the CF to be replaced as a whole. Remove corresponding NF (see section 2.7), then lift the CF upwards to take it down. Connectors Bracket CDM8240 Service Manual(level 1)) Page 15 of 25...
  • Page 19 CF properly. Then secure the CFs with the connectors removed above. Keep two sides evev The two parts Notch should be aligned Keep two Notch sides even CDM8240 Service Manual(level 1)) Page 16 of 25...
  • Page 20: Nc Adjustment

    A and 2 screws B, then move the height setting plate 2 towards the NC handle to release the height guides. Height setting plate 1 Height guide Screws B Height setting plate 2 Height guide CDM8240 Service Manual(level 1)) Page 17 of 25...
  • Page 21 2. Similarly, adjust another guide, and then tighten 2 screws B. Adjust the height guides according to the scales indicated on both sides of NC and Scales Height guide tighten 4 screws CDM8240 Service Manual(level 1)) Page 18 of 25...
  • Page 22: Width Adjustment

    2 screws C. Similarly, adjust the other guide. Note: When loading the note, please make sure the distance between notes and width guide is about 2mm. CDM8240 Service Manual(level 1)) Page 19 of 25...
  • Page 23: Adjustment Of Stacking Limiter

    Limiter holes on limiter and limiter bracket in pairs according to the width of the note to be stacked. Note Pusher_guide_bracket Limiter bracket Step 3: After arrangement, fasten the fixing screws. Screw CDM8240 Service Manual(level 1)) Page 20 of 25...
  • Page 24 YT2.291.036WHSC-JX1 Arrange the holes in pairs according to note width Table 4-1 Fitting holes Note width ( mm ) CDM8240 Service Manual(level 1)) Page 21 of 25...
  • Page 25: General Troubleshooting

    7) Reassemble these components and parts and connect all cables, then switch the power on to run the test program to check if CDM can work normally. Suggest using real banknote for related function checks. CDM8240 Service Manual(level 1)) Page 22 of 25...
  • Page 26: Periodic Maintenance

    NF transport belt and NF transport cam fork roller etc. Add grease lubricant between the Add grease lubricant between the eccentric cam and eccentric cam fork eccentric cam on separate shaft and eccentric cam fork on CDM8240 Service Manual(level 1)) Page 23 of 25...
  • Page 27: Nt Maintenance

    If necessary, use a soft cloth dampened with alcohol to clean the contact surface between thickness detect shaft and thickness detect bearing, and used a soft brush to CDM8240 Service Manual(level 1)) Page 24 of 25...
  • Page 28: Ns Maintenance

    Use a soft wet cloth to clean the PCS infrared emitter/receiver and the working face of the prism. 6.5 NC maintenance It is recommended that NC should be cleaned at six-month intervals. Use a soft brush or soft cloth to clean the dust or banknote crumbs in NC. CDM8240 Service Manual(level 1)) Page 25 of 25...

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