Brother HL-3450CN Service Manual page 124

24) ECN17: IOD2 - Waste Toner Sensor
Pin No. Signal
1 TBFL1-N
2 SGND
3 WTLEDON
4 SGND
25) ECN10: IOD2 - Cleaner Cam Clutch
Pin No. Signal
1 +24v-1
2 NC
3 NC
4 FBSLON-N
26) ECN8: IOD2 - TR Cam Clutch
Pin No. Signal
1 +24v-1
2 NC
3 NC
4 TRSLON-N
27) ECN4: IOD2 - Paper Feeding Clutch
Pin No. Signal
1 +24v-1
2 NC
3 PKCLU1ON-N
28) ECN12: IOD2 - Main Motor
Pin No. Signal
1 MMRDY-N
2 MMON-N
3 MMCLK
4 PGND
5 +24v-1
6 SGND
7 +5v-1
8 MMENC
9 MMREV-N
29) DCN9: IOD1 - Developer Drive Motor
Pin No.
1 DMRDY-N
2 DMON-N
3 DMCLK
4 PGND
5 PGND
6 +24v-1
7 +24v-1
8 SGND
9 +5v-1
30) I3CN: MCTL I3CN - IOC1 DCN13
Pin No.
1 TMLEDON-P
2 TMASEN1
3 TMSOLON-P
4 TMASEN2
5 SIN2 (REVI2)
6 TMSOLERR
7 SOUT2 (REVO1)
8 DCOFF2-N (REVO2)
9 FDCLL1ON-P (REVO3)
10 FDCLL2ON-P (REV04)
31) LCN: MCTL LCN - LDU (20 pins)
Pin No.
1 +5v-1R
2 LDREF2
3 LDREF3
4 +5v-1
5 LDREF1
6 LDREF0
7 LREADY
8 LCONT2
9 LCONT1
10 VIDEO-P
11 VIDEO-N
12 BDT-P
13 BDT-N
14 SGND
15 SGND
16 SCMCLK
17 SCMRDY-N
18 SCMON-N
19 PGND
20 +24v-1
4-71
HL-3450CN SERVICE MANUAL
Signal
Signal
Signal