6.3. TEST FUNCTIONS
The codes listed below can be used to perform simple checks of some of the unit’s functions. When complaints are received
from customers, they provide an effective tool for identifying the locations and causes of malfunctions.
Test Mode
Type of Mode
Code
Function
Operation after code
input
MOTOR TEST
Service Mode
“5” “5” “6”
0: Recording paper feed
1: Auto Document feed (STANDARD)
2: Auto Document feed (FINE/SUPER FINE)
4: Carriage (STANDARD)
5: Carriage (FINE/SUPER FINE)
START
MODEM TEST
Service Mode
“5” “5” “4”
Telephone line circuit is connected automatically, output the following signals on
the circuit line.
1) OFF 2) V21 ter 300bps 3) V27 ter 2400bps 4) V27 ter 4800bps
5) V29 7200 6)V29 9600bps 7) V17 7200bps 8) V17 9600bps
9) V17 12000bps 10) V17 14400bps 11) V34 2400bps 12) V34 4800bps
13)V34 7200bps 14)V24 9600bps 15) V34 12000bps 16) V34 14400bps
17)V34 16800bps 18)V34 19200bps 19) V34 21600bps 20) V34 24000bps
21)V34 26400bps 22)V34 28800bps 23) V34 31200bps 24) V34 33600bps
25)1100Hz 22)2100Hz
START
ROM CHECK
Service Mode
“5” “5” “1”
Indicates the version and checks the sum of the ROM.
START
LCD CHECK
Service Mode
“5” “5” “8”
Checks the LCD indication.
Illuminates all the dots to check if they are normal.
START
DTMF SINGLE TEST
Service Mode
“5” “5” “2”
Outputs the DTMF as single tones. Used to check the frequencies of the
individual DTMF tones. Refer to DTMF SINGLE TONE TRANSMIT SELECTION
(P.75).
1....ON
2....OFF
LED CHECK
Service Mode
“5” “5” “7”
All LEDs above the operation panel board flash on and off, or are illuminated.
START
KEY CHECK
Service Mode
“5” “6” “1”
Checks the button operation.
Indicates the button code on the LCD while the button is pressed. Refer to
BUTTON CODE TABLE (P.75).
START (any key)
MEMORY CLEAR
Service Mode
“5” “5” “0”
To reset the value to the default one, except the top margin (#853),left margin
(#854),time/day (#001),logo (#002),Fax No.(#003),History and Directory.
Please restart a power supply after clearing a memory.
START
High Voltage Power
Supply Board
CHECK
Service Mode
“6” “2” “8”
Refer to HIGH VOLTAGE VALUE CHECK POINT (P.149).
START
SENSOR CHECK
Service Mode
“8” “1” “5”
First of all, press the copy button, and confirm the action of ON/OFF.
For each sensor’s operation, refer to SENSORS AND SWITCHES SECTION
(P.183).
D S C P R E D T * 3F * A F H B
: LCD DISPLAY
D: Document sensor
:When a document is insert.
S: Scanner read Pos.
:When the edge of the document is detected.
C: Cover of Printer
:When the top cover is open.
P: Paper exist
:When recording paper exists.
R: Pick up paper
:When the edge of the recording paper is detected.
E: Exit sensor on
:When exist sensor is on.
D: Developer exist
T: Toner exist
*: None
3F: Temperature of fuser unit (2 digits)
:Refer to HEAT LAMP CONTROL CIRCUIT (P.199).
*: None
A: ADF Cover Open
:When the ADF Cover is open.
F: Document Cover Open
:When the Document Cover is open.
H: ADF Home Sensor
:When the ADF Home Sensor is on.
B: FB Home Sensor
:When the FB Home Sensor is on.
START
74
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 ...