I have MP 8000 throwing SC990.
Originally had SC220, Replaced Polygon Mirror Motor and BCU(D054-5122)with old (EPROM) which fixed the Laser error.
Now it continuously throws
SC990,
Details
LINE : 1141
VAL: 995
FILE: ENG: device.c
1:Firmware flashed.
D0545127E/Engine
B2475101Z/System/Copy
2: HDD Replaced
3: Maintenance Kits are All New
4: PM counters 0
went through goose Guide and done/checked all related things .
Kindly suggest if i need to replace controller or is there anything else which can be a fix.
Regard's
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