Epson TM-U950 Technical Manual page 11

CONFIDENTIAL
Sub-assembly Q: Frame-Paper Take-up Assembly ...................................................................................................... 5-38
Sub-assembly R: Assembling the motor-paper guide-J assembly (for printers with a MICR reader).................. 5-39
Main Assembly (Part 1) ................................................................................................................................................... 5-40
Adjustments ...................................................................................................................................................................... 5-53
Main Assembly (Part 2) ................................................................................................................................................... 5-59
Whole Unit Assembly .............................................................................................................................................................. 5-65
Sub-assembly A: N.E. Detector-J Assembly and N.E. Detector-R Assembly ........................................................... 5-65
Sub-assembly B: Holder-Switch Circuit Board Assembly .......................................................................................... 5-67
Sub-assembly C: Journal Lock and Cover-Paper Take-up Assembly (Option) ...................................................... 5-68
Sub-assembly D: Cover Paper Take-up ......................................................................................................................... 5-69
Main Assembly ......................................................................................................................................................................... 5-70
Main Assembly 1: Main Circuit Board, P-ROM, and Plate-Main Mounting ........................................................... 5-70
Main Assembly 2: FFC, Power Cable, and Plate-Circuit Board Attachment ........................................................... 5-71
Main Assembly 3: Printer Mechanism Assembly Attachment on Plate-Main ........................................................ 5-72
Main Assembly 4: N.E. Detector-R and -J Assemblies Attachment .......................................................................... 5-73
Main Assembly 5: Printer Mechanism Assembly Attachment on Case-Lower Assembly .................................... 5-75
Main Assembly 6: Case-Upper Assembly Mounting .................................................................................................. 5-76
Main Assembly 7: Cover-Face and Cover-Main Assembly Attachment .................................................................. 5-77
Main Assembly 8: Cover-ROM Attachment ................................................................................................................. 5-78
Adjustments .............................................................................................................................................................................. 5-79
Adjustment G: Adjusting the Paper Roll Near-end Detector Location .................................................................... 5-79
Adjustment H: Detector-Slip Insertion Assembly Threshold Value Adjustment.................................................... 5-81
Adjustment I: MICR mechanism check.......................................................................................................................... 5-83
Chapter 6 Appendix
Electrical Circuit Drawings ...................................................................................................................................................... 6-1
Circuit 1.............................................................................................................................................................................. 6-2
Circuit 2.............................................................................................................................................................................. 6-3
Circuit 3.............................................................................................................................................................................. 6-4
Circuit 4.............................................................................................................................................................................. 6-5
Circuit 5.............................................................................................................................................................................. 6-6
Circuit 6.............................................................................................................................................................................. 6-7
Circuit 7.............................................................................................................................................................................. 6-7
Circuit 8.............................................................................................................................................................................. 6-8
Main Unit Circuit Drawing for TM-U950..................................................................................................................... 6-9
Main Unit Circuit Drawing for TM-U950P .................................................................................................................. 6-10
MICR Board (for printers with a MICR reader) (Not available for the TM-U950P) .............................................. 6-11
Parallel Interface Circuit Board Diagram ..................................................................................................................... 6-12
Main Circuit Board Parts Layout for TM-U950 ........................................................................................................... 6-13
Main Circuit Board Parts Layout for TM-U950P......................................................................................................... 6-14
Parallel Interace Circuit Board Parts Layout................................................................................................................ 6-15
Overall Exploded Diagrams ........................................................................................................................................... 6-16
Lubrication Points Diagram for Printers Without a MICR Reader (1/3) ................................................................ 6-26
Lubrication Points Diagram for Printers Without a MICR Reader (2/3) ................................................................ 6-27
Lubrication Points Diagram for Printers Without a MICR Reader (3/3) ................................................................ 6-28
Lubrication Points Diagram for Printers With a MICR Reader (1/4) ...................................................................... 6-29
Lubrication Points Diagram for Printers With a MICR Reader (2/4) ...................................................................... 6-30
Lubrication Points Diagram for Printers With a MICR Reader (3/4) ...................................................................... 6-31
Lubrication Points Diagram for Printers With a MICR Reader (4/4) ...................................................................... 6-32
Rev. A
TM-U950/TM-U950P Technical Manual
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