Canon FAX L1000 Service Manual page 346

FAX-L1000 Chapter 4: Maintenance and Service
ECNT board (J52) ,/ Main motor(J301)
J52 J301
/
1 7
,
2 6
/
3 5
/
4 4
/
5 3
.
6 2
.
7 1
ECNT board (J53) ,/ Laser/scanner unit scanner section(J401)
J53 J401
/
1 4
/
2 3
/
3 2
.
4 1
ECNT board (J53) ,/ Laser/scanner unit BD section(J551)
J53 J551
/
5 3
,
6 2
.
7 1
ECNT board (J53) ,/ Laser/scanner unit Laser section(J501)
J53 J501
/
8 6
/
9 5
/
10 4
/
11 3
/
12 2
/
13 1
ECNT board (J54) ,/ FAN
J54 FAN
/
1 1
/
2 2
.
3 3
Signal name Description
nHALF Main motor speed switching signal
nMRDY Main motor ready signal
+24V Main motor drive voltage
+24V Main motor drive voltage
nMON Main motor drive signal
DGND Ground
DGND Ground
Signal name Description
+24V Scanner motor drive voltage
nACC Scanner motor acceleration signal
nDEC Scanner motor deceleration signal
DGND Ground
Signal name Description
+3.3V Logic drive voltage
nBDI BD input signal
DGND Ground
Signal name Description
+5V Logic drive voltage
HALF Laser intensity switching signal
nLON Laser forced emission signal
nENBL Video data enable signal
nVDO Printer video signal
DGND Ground
Signal name Description
nFON Fan drive signal
FLOCK Fan lock detection signal
DGND Ground
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