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Adjustments
5 - 4
OKIOFFICE 44
Service Manual, P/N 59276801
Ground Terminal
LC2-3 Pin
Crystal Oscillator
Connector CN5-1 pin (SIG)
Ground Terminal
Connector CN7
CN7-1, 2, 3 (+5VDC)
CN7-8 (+30VDC)
CN7-9 (–8VDC)
CN7-12 (+5VSUB)
5.3
Measurement
1)
Remove the AC power cord.
2)
Carry out the disassembly procedure up to Cover assembly-top, Frame assembly-scanner, and Unit-
printer.
(Refer to the Mechanical Disassembly and Reassembly in Chapter 4-1.)
3)
Connect extension cables to the R44 board.
4)
Connect the frequency counter (for clock frequency), digital voltmeter (for power voltage) and
Oscilloscope (for SIG signal). See figure 5.2.1.
5)
Reconnect the AC power code.
Main power supply is set to "ON" (PC1 ON) by loading the document on the cover-top.
(5V SUB)
6)
Measurement
7)
Remove the AC power code.
8)
Reverse the disassembly procedures.
Figure 5.2.1 Measurement Points on R44 Board
Summary of Contents for OKIOFFICE 44
Page 2: ...All specifications are subject to change without notice Service Manual OKIOFFICE 44 59276801...
Page 135: ...Disassembly 4 6 OKIOFFICE 44 Service Manual P N 59276801 Whole Unit Picture FX048 CP4 1 Fig 01...
Page 329: ...Illustrated Parts List D 6 OKIOFFICE 44 Service Manual P N 59276801 Section 2 Printer Unit...
Page 331: ...Illustrated Parts List D 8 OKIOFFICE 44 Service Manual P N 59276801 Section 3 Operator Panel...
Page 351: ...Illustrated Parts List D 28 OKIOFFICE 44 Service Manual P N 59276801 Section 12 Cables...
Page 357: ...Board Layout E 2 OKIOFFICE 44 Service Manual P N 59276801 MEM eps E 2 MEM PCB...
Page 358: ...Board Layout E 3 OKIOFFICE 44 Service Manual P N 59276801 TEL U eps E 3 TEL U PCB...
Page 359: ...Board Layout E 4 OKIOFFICE 44 Service Manual P N 59276801 Hook eps E 4 Hook PCB...
Page 388: ...OKIOFFICE 44 Service Manual Part Number 59276801 Printed in the USA...