Diagnostic information
2-41
5022-xxx
920.09-12—POST (power on self test) error service check
3
Check for the following continuity between the
DC autoconnect and FUSER1.
Is continuity present?
Go to step 4.
Replace the DC fuser cable.
4
Replace the fuser. See
“Fuser removal” on
page 4-60
.
Does the error clear?
Problem solved.
Replace the system card.
See
“System card
removal” on page 4-92
.
Step
Questions / actions
Yes
No
1
Turn the printer off, and remove the rear cover.
Check the connector JHVPS1 for proper
connection to the system card, the cable for
pinch points, and the cable or connector for
any other damage.
Is the cable damaged?
Replace the top access
cover assembly. See
“Top
access cover assembly
removal—model C52x
only” on page 4-28
or
“Top
access cover assembly
removal—model C53x
only” on page 4-32
.
Go to step 2.
2
Remove the left cover. See
“Left cover
removal” on page 4-20
. Check all the toner
level sensor cables connected to the rear of
the HVPS for proper connection to HVPS, the
cable for pinch points, and the cable or
connector for any other damage.
Are any of the cables damaged?
Replace the damaged
sensor. See
“Toner level
sensor removal” on
page 4-96
.
Go to step 3.
3
Disconnect JHVPS1 from the system card and
the HVPS. Check for the following continuity.
Is continuity present?
Go to step 4.
Replace the top access
cover assembly. See
“Top
access cover assembly
removal—model C52x
only” on page 4-28
or
“Top
access cover assembly
removal—model C53x
only” on page 4-32
.
Step
Questions / actions
Yes
No
1
2
3
4 6 8
5 7 9
10
pin 1
pin 6
pin 10
pin 8
Pin
configuration
pin 8
DC autoconnect
JFUSER1
DC autoconnect
JFUSER1
Pin 6
Pin 6
Pin 7
Pin 7
Pin 8
Pin 8
JHVPS1 cable HVPS end System card end
Pin 14
Pin 14
Summary of Contents for C52 series
Page 13: ...Laser notices xiii 5022 xxx Japanese Laser Notice ...
Page 14: ...xiv Service Manual 5022 xxx Korean Laser Notice ...
Page 125: ...Diagnostic aids 3 31 5022 xxx ...
Page 150: ...3 56 Service Manual 5022 xxx ...
Page 164: ...4 14 Service Manual 5022 xxx Cover removals ...
Page 177: ...Repair information 4 27 5022 xxx Installation note Be sure the tab B is fully engaged B ...
Page 180: ...4 30 Service Manual 5022 xxx 9 Remove the linkage screw C C ...
Page 184: ...4 34 Service Manual 5022 xxx 10 Remove the linkage screw C C ...
Page 256: ...4 106 Service Manual 5022 xxx ...
Page 257: ...Locations and connectors 5 1 5022 xxx 5 Locations and connectors Locations Covers ...
Page 260: ...5 4 Service Manual 5022 xxx Rear ...
Page 263: ...Locations and connectors 5 7 5022 xxx CRU and FRUs ...
Page 264: ...5 8 Service Manual 5022 xxx Sensors Toner level sensor Toner patch sensor TPS ...
Page 265: ...Locations and connectors 5 9 5022 xxx Motors ...
Page 266: ...5 10 Service Manual 5022 xxx Printer cards ...
Page 267: ...Locations and connectors 5 11 5022 xxx Connectors System card network models C52x ...
Page 268: ...5 12 Service Manual 5022 xxx System card non network models C52x ...
Page 274: ...5 18 Service Manual 5022 xxx System card network models C53x ...
Page 280: ...5 24 Service Manual 5022 xxx ...
Page 282: ...6 2 Service Manual 5022 xxx ...
Page 284: ...7 2 Service Manual 5022 xxx Assembly 1 Covers 15 1 2 3 4 9 5 8 10 12 13 14 6 7 11 ...
Page 286: ...7 4 Service Manual 5022 xxx Assembly 2 Front ...
Page 288: ...7 6 Service Manual 5022 xxx Assembly 3 Right ...
Page 290: ...7 8 Service Manual 5022 xxx Assembly 4 Rear ...
Page 292: ...7 10 Service Manual 5022 xxx Assembly 5 Left 1 2 3 ...
Page 294: ...7 12 Service Manual 5022 xxx Assembly 6 Top 1 2 ...
Page 296: ...7 14 Service Manual 5022 xxx Assembly 7 Customer replaceable units CRUs 3 4 1 2 5 6 2 ...
Page 298: ...7 16 Service Manual 5022 xxx Assembly 8 Contact springs ...
Page 300: ...7 18 Service Manual 5022 xxx Assembly 9 Cable parts packet ...
Page 312: ...I 10 Service Manual 5022 xxx ...
Page 313: ......
Page 314: ......