Table of Contents
Advertisement
01L 0V Distribution RAP
Use this RAP to diagnose 0V faults.
Procedure
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to
GP
14. Disconnect the power cord. Electricity can cause
death or injury. Moving parts can cause injury.
Important: 0V return lines are connected together and to the chassis, both inside the
power supply units and at the PWB's.
•
To measure the continuity of a 0V line between the
the line concerned by disconnecting the PJs at both ends. In this way there will be no mis-
leading parallel paths. As necessary, repair the wiring,
The same applies between the
power distribution PWB
•
To check the connection of a 0V line to chassis via the
at the
power supply unit
only, disconnect from the PWB, and measure the continuity to the
chassis. As necessary, repair the wiring,
1.15 Item
2.
•
To check the connection of a 0V line to chassis via the PWB, connect the power PJ at the
PWB only, disconnect from the
power supply
sis. If necessary repair the wiring or install a new PWB.
•
To check the 0V line between a PWB and a component, (sensor, motor, etc.), disconnect
the PWB PJ, then check the wiring for condition, short circuits, open circuits etc. As nec-
essary, repair the wiring,
REP
1.1, install a new harness, component or PWB.
This procedure lists the wiring diagrams that show the occurrence of 0V lines. Select the sus-
pect area from the list below, check the wiring for condition, short circuits and open circuits.
Repair the wiring as necessary,
REP 1.1
•
Power Supply Unit
•
Power Distribution PWB
•
Single Board Controller PWB
•
UI Control PWB, Touch Screen and UI Status PWB
•
Foreign Device Interface PWB
•
DADH PWB
•
Scanner PWB
•
Tray 5 Control PWB
•
3 Tray Module PWB
•
Media Path Driver PWB
•
Drum Driver PWB
•
IME Controller PWB
•
Marking Unit Heater PWB
•
Marking Unit Driver PWB
•
Quad Wave Amp PWB
•
Solenoid Patch PWB
•
Ink Load Entry PWB
•
Cleaning Unit PWB
•
Printheads 1, 2, 3 and 4 PWB's
•
IOD Pre-amplifier PWB
ColorQube® 9303 Family
WARNING
power supply unit
and a PWB, isolate
REP 1.1
or install a new harness.
and other PWB's.
power supply
unit, connect the PJ
REP 1.1
or install a new power supply unit,
unit, and measure the continuity to the chas-
or install a new harness or faulty component.
•
LCSS PWB
•
HVF Control PWB
•
BM PWB (Booklet maker)
•
Tri-folder PWB
•
Inserter PWB
•
OCT PWB
Power Supply Unit
•
Refer to
WD
1.3,
WD 1.4
•
Repair the wiring as necessary,
•
If necessary install a new power supply unit,
Power Distribution PWB
•
Refer to
WD 1.6
and
WD
•
Repair the wiring as necessary,
•
If necessary install a new power supply unit,
Single Board Controller PWB
•
Refer to
WD
3.1,
WD 3.2
PL
•
Repair the wiring as necessary,
•
If necessary, install a new single board controller PWB,
components.
UI Control PWB, Touch Screen and UI Status PWB
•
Refer to
WD
3.1. If necessary, install new components from the list that follows:
–
UI control PWB,
PL 2.10 Item
–
Touch screen,
PL 2.10 Item
–
UI status PWB,
PL 2.10 Item
–
LCD to PWB harness,
–
UI control to UI status harness,
•
Repair the wiring as necessary,
•
If necessary, install a new user interface control PWB.
•
If necessary, install a new touch screen,
•
If necessary, install a new user interface status PWB,
Foreign Device Interface PWB
•
Refer to
WD
3.3.
•
Repair the wiring as necessary,
•
If necessary, install a new foreign device interface PWB,
components.
DADH PWB
•
Refer to
WD 5.1
and
WD 5.2
•
Repair the wiring as necessary,
•
If necessary, install a new DADH PWB,
Scanner PWB
•
Refer to
WD
6.1,
WD 6.2
•
Repair the wiring as necessary,
•
If necessary, install a new scanner PWB,
Tray 5 Control PWB
•
Refer to
WD 7.1
and
WD 7.2
February 2013
2-37
and
WD 1.5.
REP
1.1.
PL 1.15 Item
2.
1.7.
REP
1.1.
PL 1.15 Item
2.
and
WD
3.3.
REP
1.1.
PL 3.11 Item 13
2.
3.
4.
PL 2.10 Item
11.
PL 2.10 Item
9.
REP
1.1.
PL 2.10 Item
3.
PL 2.10 Item
REP 1.1
PL 3.11 Item
REP 1.1
PL 5.10 Item
5, or associated components.
and
WD 6.3
REP 1.1
PL 62.16 Item
8, or associated components.
or associated
4.
23, or associated
Status Indicator RAPs
01L
Advertisement
Chapters
Table of Contents
