246
SuperScript 4400 — Maintenance Guide
1. Check the connections between:
a) ECN6 of IOD2 and the fan motor connector
.
b) ECN1 of IOD2 and 11CN of MCTL P.W.B.
2. If voltage between ECN6-1 and 2 is
trailing edge then replace
the
fan motor
.
3.
If voltage between ECN1-19 and 2 is
trailing edge then replace the IOD2
P.W.B.
4. Replace MCTL PWB
F0
Code
Description of Error
Cause of Error
Clearance Method
Fan Motor(OZFAN)
F2
1. Loose/Broken connection
2. Defective
Fan
Motor(OZFAN)
3. IOD2 Failure
4. MCTL PWB Failure
Fan Motor
(Control Cooling)
1. Loose/Broken connection
3. Defective
Fan Motor
4. IOD1 Failure
6. MCTL PWB Failure
1. Check the connections between:
a) DCN13 of IOD1 and the fan motor connector
.
b) DCN1 of IOD1 and 11CN of MCTL P.W.B.
3. If voltage between DCN13-1 and 2 is
trailing edge then replace
the fan motor.
3. If voltage between DCN1-47 and 1 is
trailing edge then replace
the
IOD1
P.W.B.
5.Replace MCTL PWB
MCTL
11CN
1
47
PGND
CTFANON-P
IOD1
DCN1 DCN13
CTL
FAN
1
47
CTFANON-P
PGND
CTFANERR
1
2
3
Control Fan
MCTL
12CN
2
19
PGND
OZFANON-P
IOD2
ECN1 ECN6
OZ
FAN
2
19
OZFANON-P
PGND
OZFANERR
1
2
3
Ozone Fan
Summary of Contents for Super Script 4400
Page 1: ...NEC SuperScript 4400 4400N Maintenance Guide 18 September 1998 Part Number 703 A0240 001 ...
Page 3: ...i SuperScript 4400 Maintenance Guide ...
Page 61: ...52 SuperScript 4400 Maintenance Guide ...
Page 71: ...62 SuperScript 4400 Maintenance Guide ...
Page 125: ...116 SuperScript 4400 Maintenance Guide ...
Page 189: ...180 SuperScript 4400 Maintenance Guide Toner Sensor TPD Toner Sensor TTR Fram Ass y ...
Page 193: ...184 SuperScript 4400 Maintenance Guide Stay A Ass y Transfer Drum ...
Page 203: ...194 SuperScript 4400 Maintenance Guide Stay A Ass y ...
Page 267: ...258 SuperScript 4400 Maintenance Guide ...
Page 273: ...264 SuperScript 4400 Maintenance Guide ...
Page 287: ...XIV SuperScript 4400 Maintenance Guide F G H I J ...
Page 289: ...XVI SuperScript 4400 Maintenance Guide ...
Page 293: ...ii Superscript 4200N and 4400 Series Maintenance Guide Addendum ...
Page 295: ...iv Superscript 4200N and 4400 Series Maintenance Guide Addendum ...
Page 302: ...7 ...
Page 314: ...19 NOTES ...
Page 315: ...20 Superscript 4200N and 4400 Series Maintenance Guide Addendum ...
Page 316: ......