6 TROUBLESHOOTING GUIDE
6.1. USER RECOVERABLE ERRORS
If the unit detects a problem, one or more of the following messages will appear on the display.
The explanations given in the [ ] are for servicemen only.
DISPLAY MESSAGE
CAUSE AND REMEDY
·
Polygon motor error.
Refer to CALL SERVICE TROUBLESHOOTING GUIDE (P.92).
·
Laser beam error. Replace LSU unit.
Refer to CALL SERVICE TROUBLESHOOTING GUIDE (P.92).
·
Fuser unit cannot heat up. Replace fuser unit.
Refer to CALL SERVICE TROUBLESHOOTING GUIDE (P.92).
·
Fan motor error. Replace fan motor.
Refer to CALL SERVICE TROUBLESHOOTING GUIDE (P.92).
·
The shipping lock is locked. Unlock the shipping lock. If the display messages still remain after unlocking,
there is something wrong with the carriage sensor. Contact our service personnel.
·
There is something wrong with the drum unit. Replace the drum unit and the toner cartridge.
·
The ADF cable is not connected correctly. Check the connection.
·
The document is not fed into the unit properly. Reinsert the document. If misfeeding occurs frequently,
clean the document feeder rollers and try again.
·
The drum unit is not inserted properly. Reinsert it correctly.
·
The installed drum is worn out. Replace the drum unit with a new one.
·
The memory (telephone numbers, parameters, etc.) has been erased. Re-program.
[The backup lithium battery on the top of the digital board may be low or dead, so check it.]
·
The printer cover is open. Close it.
·
You tried to change the cable type setting (feature #15), while the fax machine has a document in
memory. Finish sending faxes, print out the document in memory or cancel the delayed transmission
(feature #25) and try again.
·
The printer cover (ADF cover) is open. Close it.
·
There is no space to store new entries in navigator directory. Erase unnecessary entries.
·
Recording paper was not fed into the unit properly. Reinsert the recording paper.
·
The unit has a document in memory. See the other displayed message instructions to print out the
document.
·
Memory is full of received documents due to lack of recording paper or a recording paper jam, etc. Install
paper or clear the jammed paper.
·
When performing memory transmission, the document being stored exceeds the memory capacity of the
unit. Transmit the entire document manually.
·
You cannot change the cable the type setting (feature #15) while using the handset or the monitor. Hang
up and try again.
·
When making a copy, the document being stored exceeds the memory capacity of the unit. Press STOP
to clear the message. Divide the document into sections.
·
There is something wrong with the modem circuit.
·
The other party´s fax machine is busy or has run out of recording paper. Try again.
·
Recording paper is not installed or the unit has run out of paper. Install paper.
·
Recording paper is not fed into the unit properly. Reinstall paper.
·
A recording paper jam occurred. Clear the jammed paper.
[If the printout jams, please refer to RECORDING PAPER JAMS (P.37).]
·
The cable or the PC power cord is not connected correctly. Check the connections.
·
The software is not running on the PC. Restart the software and try again.
69
KX-FLB758RU
Summary of Contents for KX-FLB758RU
Page 6: ...1 3 TRANSLATION LISTS 1 3 1 HELP FUNCTION 1 3 2 LCD MESSAGES 6 KX FLB758RU ...
Page 7: ...1 3 3 REPORTS 7 KX FLB758RU ...
Page 15: ...3 1 3 CONTROL PANEL 15 KX FLB758RU ...
Page 23: ...3 4 8 SETTING YOUR LOGO The logo can be your company division or name 23 KX FLB758RU ...
Page 43: ...5 5 HOW TO REMOVE THE PAPER TRAY DOCUMENT COVER AND PAPER GUIDE 43 KX FLB758RU ...
Page 44: ...5 6 HOW TO REMOVE THE PRINTER COVER 44 KX FLB758RU ...
Page 45: ...5 7 HOW TO REMOVE THE PICK UP ROLLER ASS Y 45 KX FLB758RU ...
Page 49: ...5 14 HOW TO REMOVE THE REGISTRATION ROLLER 5 15 HOW TO REMOVE THE H V P S 49 KX FLB758RU ...
Page 51: ...5 18 HOW TO REMOVE THE MOTOR BLOCK 51 KX FLB758RU ...
Page 52: ...5 19 HOW TO REMOVE THE WHITE SHEET 52 KX FLB758RU ...
Page 53: ...5 20 HOW TO REMOVE THE DOCUMENT GUIDE 5 21 HOW TO REMOVE THE ADF RELAY BOARD 53 KX FLB758RU ...
Page 54: ...5 22 HOW TO REMOVE THE FEED ROLLER AND ADF SEPARATION ROLLER 54 KX FLB758RU ...
Page 55: ...5 23 HOW TO REMOVE THE TOP COVER AND CONVEYOR BLOCK 55 KX FLB758RU ...
Page 57: ...5 26 HOW TO REMOVE THE TRANSFER ROLLER 57 KX FLB758RU ...
Page 58: ...5 27 HOW TO REMOVE THE OPERATION BOARD 58 KX FLB758RU ...
Page 59: ...5 28 HOW TO REMOVE THE SCANNER GLASS UNIT AND CIS 59 KX FLB758RU ...
Page 61: ...5 31 NOTES FOR ASSEMBLING 5 31 1 PINCH ROLLER SPRING 5 31 2 FAN MOTOR 61 KX FLB758RU ...
Page 62: ...5 31 3 SCANNER GLASS ASS Y 62 KX FLB758RU ...
Page 63: ...5 31 4 FCC DIGITAL BOARD 63 KX FLB758RU ...
Page 64: ...5 32 INSTALLATION POSITION OF THE LEAD 64 KX FLB758RU ...
Page 65: ...65 KX FLB758RU ...
Page 66: ...66 KX FLB758RU ...
Page 67: ...67 KX FLB758RU ...
Page 68: ...68 KX FLB758RU ...
Page 76: ...1 NO 01 2 NO 07 3 NO 03 4 NO 09 6 3 3 PRINT TEST PATTERN 76 KX FLB758RU ...
Page 102: ...6 5 7 6 LIGHT PRINT CROSS REFERENCE HIGH VOLTAGE SECTION P 150 102 KX FLB758RU ...
Page 104: ...6 5 7 8 BLANK PRINT 6 5 7 9 BLACK OR WHITE POINT 104 KX FLB758RU ...
Page 106: ...6 5 8 3 SKEW 106 KX FLB758RU ...
Page 111: ...CROSS REFERENCE MOTOR SECTION P 144 111 KX FLB758RU ...
Page 112: ...6 5 9 2 1 ADF 6 5 9 2 SKEW 112 KX FLB758RU ...
Page 124: ...124 KX FLB758RU ...
Page 126: ...Note If the problem remains see the following Countermeasure flow chart 126 KX FLB758RU ...
Page 127: ...CROSS REFERENCE TEST FUNCTIONS P 74 127 KX FLB758RU ...
Page 128: ...CROSS REFERENCE TEST FUNCTIONS P 74 128 KX FLB758RU ...
Page 129: ...CROSS REFERENCE TEST FUNCTIONS P 74 129 KX FLB758RU ...
Page 130: ...CROSS REFERENCE TEST FUNCTIONS P 74 130 KX FLB758RU ...
Page 131: ...131 KX FLB758RU ...
Page 132: ...132 KX FLB758RU ...
Page 133: ...CROSS REFERENCE TEST FUNCTIONS P 74 133 KX FLB758RU ...
Page 134: ...6 5 11 5 CHECK THE STATUS OF THE DIGITAL BOARD 134 KX FLB758RU ...
Page 136: ...CROSS REFERENCE CHECK THE STATUS OF THE DIGITAL BOARD P 134 136 KX FLB758RU ...
Page 144: ...6 5 13 6 MOTOR SECTION 6 5 13 6 1 ENGINE MOTOR 144 KX FLB758RU ...
Page 145: ...6 5 13 6 2 ADF MOTOR 145 KX FLB758RU ...
Page 146: ...6 5 13 6 3 CR MOTOR 146 KX FLB758RU ...
Page 147: ...6 5 13 7 LSU SECTION CROSS REFERENCE LSU Laser Scanning Unit SECTION P 183 147 KX FLB758RU ...
Page 148: ...6 5 14 CIS Contact Image Sensor SECTION CROSS REFERENCE TEST FUNCTIONS P 74 148 KX FLB758RU ...
Page 150: ...6 5 16 HIGH VOLTAGE SECTION 150 KX FLB758RU ...
Page 151: ...151 KX FLB758RU ...
Page 152: ...152 KX FLB758RU ...
Page 153: ...153 KX FLB758RU ...
Page 156: ...6 5 17 2 TROUBLESHOOTING FLOW CHART 156 KX FLB758RU ...
Page 158: ...6 6 PROBLEMS WITH PC SOFTWARE 6 6 1 GENERAL 158 KX FLB758RU ...
Page 159: ...6 6 2 SCAN 159 KX FLB758RU ...
Page 160: ...7 CIRCUIT OPERATIONS 7 1 CONNECTION DIAGRAM 7 1 1 CONNECTION DIAGRAM 1 160 KX FLB758RU ...
Page 161: ...7 1 2 CONNECTION DIAGRAM 2 161 KX FLB758RU ...
Page 162: ...7 1 3 POWER SUPPLY FLOW 162 KX FLB758RU ...
Page 164: ...164 KX FLB758RU ...
Page 175: ...7 5 1 2 ENGINE MOTOR DRIVE CIRCUIT 175 KX FLB758RU ...
Page 183: ...7 8 LSU Laser Scanning Unit SECTION 183 KX FLB758RU ...
Page 184: ...184 KX FLB758RU ...
Page 212: ...8 1 9 TIMING CHART When Printing Two Sheets of Paper BASIC 212 KX FLB758RU ...
Page 213: ...8 1 10 Timing Chart Initializing Short 8 1 11 Timing Chart Initializing Long 213 KX FLB758RU ...
Page 215: ...8 2 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 215 KX FLB758RU ...
Page 216: ...216 KX FLB758RU ...
Page 219: ...8 4 1 NG EXAMPLE 219 KX FLB758RU ...
Page 220: ...8 4 2 ASIC IC604 PIN LAYOUT 220 KX FLB758RU ...
Page 226: ...226 KX FLB758RU ...
Page 232: ...8 8 TEST CHART 8 8 1 ITU T No 1 TEST CHART 232 KX FLB758RU ...
Page 233: ...8 8 2 ITU T No 2 TEST CHART 233 KX FLB758RU ...
Page 234: ...9 FIXTURES AND TOOLS 234 KX FLB758RU ...
Page 235: ...10 CABINET MECHANICAL AND ELECTRICAL PARTS LOCATION 10 1 GENERAL SECTON 235 KX FLB758RU ...
Page 236: ...10 2 DOCUMENT TRAY BLOCK AND UPPER ADF SECTION 236 KX FLB758RU ...
Page 237: ...10 3 CONVERYOR BLOCK SECTION 237 KX FLB758RU ...
Page 238: ...10 4 LOWER ADF SECTION 238 KX FLB758RU ...
Page 239: ...10 5 UPPER PRINTER COVER SECTION 239 KX FLB758RU ...
Page 240: ...10 6 LOWER PRINTER SECTION 240 KX FLB758RU ...
Page 241: ...10 7 UPPER MAIN CABINET SECTION 241 KX FLB758RU ...
Page 242: ...10 8 LOWER MAIN CABINET SECTION 242 KX FLB758RU ...
Page 243: ...10 9 FUSER SECTION 243 KX FLB758RU ...
Page 244: ...10 10 MAIN FRAME SECTION 244 KX FLB758RU ...
Page 245: ...10 11 MOTOR SECTION 245 KX FLB758RU ...
Page 246: ...10 12 ACTUAL SIZE OF SCREWS AND WASHER 246 KX FLB758RU ...
Page 247: ...11 ACCESSORIES AND PACKING MATERIALS 247 KX FLB758RU ...
Page 292: ...292 KX FLB758RU HI Q KXFLB758RU ...