Appendix 5 - Brother HL-3450CN Service Manual

APPENDIX 5.

HOW TO RE-ENTER ORIGINAL DATA TO THE MCTL PWB
Actions 1) and 2) MUST be carried out BEFORE the MCTL PWB is removed or the
NVRAM initialized otherwise ALL READINGS WILL BE LOST.
1) Go into the Engine Controller Mode. (Refer to Section 3 "ENGINE CONTROLLER
MODE" of Chapter 5.)
2) Before initializing the NV-RAM or replacing the MCTL PWB, record the following
values;
i) Display TOTAL PAGE to record the value.
(i.e.) TOTAL PAGE (T) = 412P
ii) Display EACH IMAGE to record the values.
(i.e.) EACH IMAGE (IY)=348P
iii) Display NEXT CARE to record the values.
(i.e.) FC ROLL (NC2) = 12,050P
MODE to record the values.
(i.e.) FC ROLL (LP2) = 12,000P
3) When you have recorded all the values above, initialize the data in the NV-RAM on the
MCTL PWB or replace the MCTL PWB.
(IM)=353P
(IC)=365P
(IK)=439P
BL UNIT (NC7) = 49,135P
FU UNIT (NC8) = 39,684P
TR DRUM (NC9) = 599,943P
240K KIT (NC10) = 240,000P
PICK ROLL (NC13) = 120,000P
PICK LF1 (NC14) = 120,000P
PICK LF2 (NC15) = 120,000Piv) Display LIFE PERIOD SET of FACTORY
BL UNIT (LP7) = 50,000P
FU UNIT (LP8) = 70,100P
TR DRUM (LP9) = 600,000P
240K KIT (LP10) = 240,000P
PICK ROLL (LP13) = 120,000P
CAUTION
A-11
HL-3450CN SERVICE MANUAL