Oki OKIFAX 5950 Series Maintenance Manual page 380

Table 7.22.3 Action Items (Printer Unit-LCD Message)
ACTION
No.
1 Check MCNT (R76) Board.
2 Check H10 Board
cover open switch,
cover open switch connection.
Check MCNT (R76) Board.
3 Return to Section 7.1.
Replace the EP Unit. And clear
4
Drum Count, Section 6.3.
5 Check installation of MCNT (R76)
board, POWER SUPPLY UNIT
board.
6
Check MCNT (R76) Board.
Check thermister (resistance of about
7
200 kilo ohms at room temperature
and about 140 kilo ohms at high
temperature), POWER SUPPLY
UNIT.
Note: M76 board for OKIFAX 5750/5950 is shown as MCNT (R76).
OF5750/5950 Series January 2001
ACTION
No.
8 Check connection between the PWU
and the fuser assembly,
heater, thermostat.
9 Check PWU.
10 Check Sensor-E, magnet-H,
hopping roller, pulse motor,
MCNT (R76) Board, Action of Idle
gear-P.
11 Check Gear-T,
MCNT (R76) Board, P2H/P6L
Board.
Check exit sensor lever,
12
PWU
Check MCNT (R76) Board.
13
Check H10 Board, MCNT (R76)
14
board.
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