Okifax 5000 Series Measurement - Oki B 4100 Maintenance Manual

5.3.2 OKIFAX 5000 Series Measurement

1) Turn AC power OFF.
2) Carry out the disassembly procedure up to Main Cover and Scanner Unit removal.
(Refer to the Mechanical Disassembly and Reassembly in Chapter 4-2.)
3) Connect extension cables to the M17 board.
4) Connect the frequency counter (for clock frequency), digital voltmeter (for power voltage) and
Oscilloscope (for SIG signal). See figure 5.3.1.
5) Turn AC power ON.
Main power supply is set to "ON" (PC1 ON) by loading the document on the cover-top.
(except +5V SUB)
6) Measurement
7) Turn AC power OFF.
8) Reverse the disassembly procedures.
40055101TH Rev.4
203 /