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S84-ex/S86-ex Service Manual
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This is supplementary information to the Chapter 5 Cleaning and Performing Printer Adjustments of the
S84-ex/S86-ex operator manual. This chapter contains more procedures for checking the printer’s
performance during maintenance and troubleshooting, or after replacement of parts. This chapter also
contains procedures for making adjustments to ensure the optimum performance of the printer.
The checking and adjusting procedures described in this section are as follows.
• 4.1 Functional Structure of Main (CONT) PCB
• 4.2 Checking the Direct Current Power Voltage
• 4.3 Test Print Check
• 4.4 Adjusting the Print Position
• 4.5 Checking the Ribbon End Function
• 4.6 Checking the Head Open Error
• 4.7 Checking the Top Cover Open Error
• 4.8 Adjusting the Timing Belt Tension (Gearbox)
• 4.9 Adjusting the Timing Belt Tension (Ribbon Motors, Optional Ribbon Saver Motor)
4
Checking and Performing
Printer Adjustments