HP 9250C 6 Troubleshooting

Internal components ...........................................................................................................................	80
ADF assembly ...................................................................................................................	81
ADF jam access latch ........................................................................................................	83
Right hinge guide ...............................................................................................................	84
Left hinge guide .................................................................................................................	85
Damper cover, left damper spring, right damper spring, or damper base cover ...............	86
White mylar backing or white mylar backing spring ...........................................................	87
Fan filter .............................................................................................................................	88
ADF cable ..........................................................................................................................	89
Separation pad case ..........................................................................................................	92
Clear plastic paper guide ...................................................................................................	93
White scan background .....................................................................................................	94
Scanner controller board ...................................................................................................	95
Flatbed scanner assembly .................................................................................................	96
Power supply .....................................................................................................................	99
Keyboard cable ................................................................................................................	102
Power-switch assembly ...................................................................................................	105
Scanner base fan .............................................................................................................	106
Power plug .......................................................................................................................	108
SCB cable ........................................................................................................................	109
Internal control-panel cable .............................................................................................	110
6 Troubleshooting
Troubleshooting process ..................................................................................................................	112
Initial troubleshooting checklist ........................................................................................	112
Power-on checks .............................................................................................................	113
Control-panel messages ..................................................................................................................	114
Control-panel message types ..........................................................................................	114
Resolve control-panel messages .....................................................................................	114
Operational issues ............................................................................................................................	122
LEDs .................................................................................................................................................	126
HP Jetdirect LEDs ...........................................................................................................	126
Formatter LED .................................................................................................................	126
Clear jams ........................................................................................................................................	127
Solve repeated jams ........................................................................................................	128
Calibrate the scanner .......................................................................................................................	129
To print the calibration target ...........................................................................................	129
To calibrate the scanner ..................................................................................................	130
Calibrating the control panel ............................................................................................	131
Resolve e-mail problems ..................................................................................................................	133
Finding the LDAP server address ....................................................................................	133
Verifying an LDAP address ..............................................................................................	133
Troubleshooting the LDAP Find Settings process ...........................................................	133
Finding an SMTP server address ....................................................................................	134
Verifying an SMTP address .............................................................................................	134
Resolve network-connectivity problems ...........................................................................................	135
Embedded LAN troubleshooting ......................................................................................	135
Verifying communication over the network ......................................................................	139
Service-mode functions ....................................................................................................................	140
Cold reset ........................................................................................................................	140

ENWW v