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just what i was seeking .had a password issue but the review allowed me to circumvent and download was great
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Great manual, great price. Has a few of the basic operating instructions that most service manuals leave out. Complete instructions for disassembling board by board, safety precautions, schematics, complete parts list.
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I am very pleased with the service manual for my RT-909. This was an easy purchase and great procuct, and much cheaper than other venues i had looked at. This web site is now listed in my favorites list. KEEP UP THE GOOD WORK. THANKS. J. BROWN
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A very well written and easy to understand manual.
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There was no problem at all.After paying i had to wait only a few hours,than i could
download the manual in best pdf-quality.
Thank You !
Troubleshooting
Flowcharts and Tables
Table 11. Power Supply Failure (+24 VDC)
Step 1 Check Switch off the printer. Connect a multimeter between P11-12 (+24 VDC, orange wire) and P11-2 (GND, black wire) on the DC controller board. Switch on the printer. Is the voltage approximately +24 VDC? Switch off the printer. Connect a multimeter between P11-10 (+24 VDC, brown wire) and P11-2 (GND, black wire) on the DC controller board. Switch the printer back on. When you open and close the front access door, does the voltage measure 0 VDC with the door open and +24 VDC with the door closed? Switch off the printer. Connect a multimeter between P11-11 (+24 VDC, brown wire) and P11-2 (GND, black wire) on the DC controller board. Switch the printer back on. When you open and close the front access door, does the voltage measure 0 VDC with the door open and +24 VDC with the door closed? Result No Action Replace the power supply.
2
Yes
Replace the DC controller board.
3
Yes
Replace the DC controller board.
3
No Replace the power supply.
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