IBM 4247 Maintenance Information page 189

v x1, x2, x3, are numbers in hexadecimal format corresponding to the measured voltages with resolution of
20 mV.
The display is continuously updated to track sensor output changes.
Press the Micro
9. The following displays:
Press the Micro
Press the Load/Form Feed key to end the test.
10. The following message displays after the test has been completed:
11. To exit the T&D program, power off (O) the printer.
key to go to step 9.
key to restart from path status, step 1 on page 186.
Y REPEAT TEST N
END T&D ....
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Chapter 2. Diagnostics