User Guide
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... 3.11 SMPS (ALSO KNOWN AS POWER SUPPLY UNIT 3-18 3.12 FUSER ASS'Y (ALSO KNOWN AS FUSING UNIT 3-19 3.13 FAN ...3-20 3.14 LSU (LASER SCANNING UNIT 3-21 3.15 DRIVE ASS'Y 3-22 3.16 TRANSFER ASS'Y 3-23 3.17 FEED ASS'Y 3-24 3.18 PICK UP ASS'Y AND SOLENOID 3-26 TROUBLESHOOTING 4. PREVENTIVE MAINTENANCE 2-1 REPLACEMENT AND ADJUSTMENT 3. B173 TABLE OF CONTENTS INSTALLATION 1. TROUBLESHOOTING 4-1 4.1 PAPER PATH 4-1 4.1.1 COPY & SCAN DOCUMENT PATH 4-2 4.1.2 PRINTER PAPER PATH 4-2 4.2 CLEARING JAMS 4-3 4.2.1 CLEARING PAPER JAMS 4-3 SM i B173 INSTALLAITON 1-1 PREVENTIVE...
... 3.11 SMPS (ALSO KNOWN AS POWER SUPPLY UNIT 3-18 3.12 FUSER ASS'Y (ALSO KNOWN AS FUSING UNIT 3-19 3.13 FAN ...3-20 3.14 LSU (LASER SCANNING UNIT 3-21 3.15 DRIVE ASS'Y 3-22 3.16 TRANSFER ASS'Y 3-23 3.17 FEED ASS'Y 3-24 3.18 PICK UP ASS'Y AND SOLENOID 3-26 TROUBLESHOOTING 4. PREVENTIVE MAINTENANCE 2-1 REPLACEMENT AND ADJUSTMENT 3. B173 TABLE OF CONTENTS INSTALLATION 1. TROUBLESHOOTING 4-1 4.1 PAPER PATH 4-1 4.1.1 COPY & SCAN DOCUMENT PATH 4-2 4.1.2 PRINTER PAPER PATH 4-2 4.2 CLEARING JAMS 4-3 4.2.1 CLEARING PAPER JAMS 4-3 SM i B173 INSTALLAITON 1-1 PREVENTIVE...
User Guide
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... Bypass Tray 4-7 Tips for Avoiding Paper Jams 4-7 4.2.2 CLEARING DOCUMENT JAMS 4-8 Input Misfeed 4-8 Exit Misfeed 4-8 Roller Misfeed 4-9 4.3 ABNORMAL IMAGE PRINTING AND DEFECTIVE ROLLER 4-10 4.4 PAPER FEEDING PROBLEMS 4-11 4.4.1 WRONG PRINT POSITION 4-11 4.4.2 JAM 0 4-11 4.4.3 JAM 1 4-12 4.4.4 JAM 2 4-13 4.4.5 MULTI-FEEDING 4-14 4.4.6 PAPER STAYS ROLLED IN THE FUSER 4-14 4.4.7 PAPER ROLLED IN THE OPC 4-15 4.4.8 DEFECTIVE ADF 4-15 4.5 PRINTING PROBLEMS 4-16 4.5.1 DEFECTIV OPEPATION (LCD WINDOW) DISPLAY 4-16 4.5.2 DEFECTIVE LCD OPERATION 4-16 4.5.3 NOT FUNCTIONING OF THE FUSER...
... Bypass Tray 4-7 Tips for Avoiding Paper Jams 4-7 4.2.2 CLEARING DOCUMENT JAMS 4-8 Input Misfeed 4-8 Exit Misfeed 4-8 Roller Misfeed 4-9 4.3 ABNORMAL IMAGE PRINTING AND DEFECTIVE ROLLER 4-10 4.4 PAPER FEEDING PROBLEMS 4-11 4.4.1 WRONG PRINT POSITION 4-11 4.4.2 JAM 0 4-11 4.4.3 JAM 1 4-12 4.4.4 JAM 2 4-13 4.4.5 MULTI-FEEDING 4-14 4.4.6 PAPER STAYS ROLLED IN THE FUSER 4-14 4.4.7 PAPER ROLLED IN THE OPC 4-15 4.4.8 DEFECTIVE ADF 4-15 4.5 PRINTING PROBLEMS 4-16 4.5.1 DEFECTIV OPEPATION (LCD WINDOW) DISPLAY 4-16 4.5.2 DEFECTIVE LCD OPERATION 4-16 4.5.3 NOT FUNCTIONING OF THE FUSER...
User Guide
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...5-2 5.2.1 HOW TO GO INTO TECH MODE 5-2 5.2.2 SETTING-UP SYSTEM IN TECH MODE 5-3 5.2.3 DATA SET-UP 5-4 SEND LEVEL 5-4 DIALING MODE 5-4 MODEM SPEED 5-4 ERROR RATE 5-4 NOTIFY TONER 5-4 CLEAR ALL MEMORY 5-5 CLEAR COUNT 5-5 FLASH UPGRADE 5-5 SILENCE TIME 5-5 5.2.4 MACHINE TEST 5-6 SWITCH TEST 5-6 MODEM TEST 5-6 DRAM TEST 5-6 ROM TEST 5-6 PATTERN TEST 5-6 SHADING TEST 5-7 5.2.5 REPORT 5-8 PROTOCOL LIST 5-8 SYSTEM DATA 5-8 5.2.6 NEW CARTRIDGE 5-8 5.3 DATE OF SALE 5-8 5.4 FIRMWARE DOWNLOAD 5-9 5.4.1 DOWNLOAD PROCEDURE 5-9 RCP (Remote Control Panel) mode 5-9 To get the system...
...5-2 5.2.1 HOW TO GO INTO TECH MODE 5-2 5.2.2 SETTING-UP SYSTEM IN TECH MODE 5-3 5.2.3 DATA SET-UP 5-4 SEND LEVEL 5-4 DIALING MODE 5-4 MODEM SPEED 5-4 ERROR RATE 5-4 NOTIFY TONER 5-4 CLEAR ALL MEMORY 5-5 CLEAR COUNT 5-5 FLASH UPGRADE 5-5 SILENCE TIME 5-5 5.2.4 MACHINE TEST 5-6 SWITCH TEST 5-6 MODEM TEST 5-6 DRAM TEST 5-6 ROM TEST 5-6 PATTERN TEST 5-6 SHADING TEST 5-7 5.2.5 REPORT 5-8 PROTOCOL LIST 5-8 SYSTEM DATA 5-8 5.2.6 NEW CARTRIDGE 5-8 5.3 DATE OF SALE 5-8 5.4 FIRMWARE DOWNLOAD 5-9 5.4.1 DOWNLOAD PROCEDURE 5-9 RCP (Remote Control Panel) mode 5-9 To get the system...
User Guide
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...on the skin, immediately wash off and remove the power plug from noxious material if you don't follow the instructions of the manual. 1. When such inferiorities are damaged, compressed or cracked. If this occurs, immediately turn off the power off with plastic tape can cause a ... machine. Please keep the toner cartridge away from the outlet. 6. Do not put water or other materials on the power cord 8. Check whether the power outlet and the power plug are found, replace it gets into an outlet. Do not use staples around machine. If it immediately. Use an authorized power ...
...on the skin, immediately wash off and remove the power plug from noxious material if you don't follow the instructions of the manual. 1. When such inferiorities are damaged, compressed or cracked. If this occurs, immediately turn off the power off with plastic tape can cause a ... machine. Please keep the toner cartridge away from the outlet. 6. Do not put water or other materials on the power cord 8. Check whether the power outlet and the power plug are found, replace it gets into an outlet. Do not use staples around machine. If it immediately. Use an authorized power ...
User Guide
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... After receiving print job, the printer feeds the printing paper from the set after certain time passes) 3. 4.1.1 COPY & SCAN DOCUMENT PATH Scanner Part 3 2 1 5 4 7 6 White-Sheet 8 CCD-Module PAPER PATH ! Doc. The fed paper passes the paper feeding sensor. (Jam 0 occurs if the sensor is not operated after certain time passes) 4. Scan ' Feed Roller ( Exit Roller B173T937.WMF 4.1.2 PRINTER PAPER PATH Engine Part Fuser 7 PR 1 3 L S U CR Toner Cartridge DR OPC SR 2 6 PTL TR FR 4 5 ! The paper passed the paper feeding sensor moves to the paper exit...
... After receiving print job, the printer feeds the printing paper from the set after certain time passes) 3. 4.1.1 COPY & SCAN DOCUMENT PATH Scanner Part 3 2 1 5 4 7 6 White-Sheet 8 CCD-Module PAPER PATH ! Doc. The fed paper passes the paper feeding sensor. (Jam 0 occurs if the sensor is not operated after certain time passes) 4. Scan ' Feed Roller ( Exit Roller B173T937.WMF 4.1.2 PRINTER PAPER PATH Engine Part Fuser 7 PR 1 3 L S U CR Toner Cartridge DR OPC SR 2 6 PTL TR FR 4 5 ! The paper passed the paper feeding sensor moves to the paper exit...
User Guide
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... the supported size range was used. If you don't see the paper, open the covers. Refer to the table below to locate and clear the paper jam. If a paper jam occurs, the On Line/Error LED on the display. SM 4-3 B173 PAPER JAM 0: In the paper feed area PAPER JAM 1: In the paper exit area PAPER JAM 2: In the fuser area or around the toner cartridge BYPASS JAM: In the Bypass tray Troubleshooting Paper Jam 0 B173T939A.WMF Paper Jam 1 B173T939B.WMF MP Sensor Paper Jam 2 B173T939C...
... the supported size range was used. If you don't see the paper, open the covers. Refer to the table below to locate and clear the paper jam. If a paper jam occurs, the On Line/Error LED on the display. SM 4-3 B173 PAPER JAM 0: In the paper feed area PAPER JAM 1: In the paper exit area PAPER JAM 2: In the fuser area or around the toner cartridge BYPASS JAM: In the Bypass tray Troubleshooting Paper Jam 0 B173T939A.WMF Paper Jam 1 B173T939B.WMF MP Sensor Paper Jam 2 B173T939C...
User Guide
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... tray due to no paper or improper paper loading when you try to print using the Bypass tray. "BYPASS JAM " also may occur when the paper is below the paper capacity mark on the display when the machine does not detect paper in the paper tray. • Use only recommended print materials. Ensure that the recommended print side is facing down when loading paper in the paper tray and facing up in "Loading Paper". See "Paper Specifications...
... tray due to no paper or improper paper loading when you try to print using the Bypass tray. "BYPASS JAM " also may occur when the paper is below the paper capacity mark on the display when the machine does not detect paper in the paper tray. • Use only recommended print materials. Ensure that the recommended print side is facing down when loading paper in the paper tray and facing up in "Loading Paper". See "Paper Specifications...
User Guide
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Troubleshooting SM 4-19 B173 PRINTING PROBLEMS 4.5.10 VERTICAL LINES CURVED Description When printing, vertical lines curve. Replace the Main Board. Check and Cause If the supply of +24v is unstable in the Main Board linking with LSU, check drive by Engine Test Mode: Diagnostic Code Check -1- LSU Motor on. Solution Replace LSU.
Troubleshooting SM 4-19 B173 PRINTING PROBLEMS 4.5.10 VERTICAL LINES CURVED Description When printing, vertical lines curve. Replace the Main Board. Check and Cause If the supply of +24v is unstable in the Main Board linking with LSU, check drive by Engine Test Mode: Diagnostic Code Check -1- LSU Motor on. Solution Replace LSU.
User Guide
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... use has no number assigned to set up a sending operation with no document loaded. Make sure the remote machine is OK. Solution: Install the Cartridge. Solution: Load the recording paper in power on the phone line. B173 4-40 SM Solution: Either delete unnecessary documents, or retransmit after all the redial attempts. NO PAPER [ADD PAPER] Description: The recording paper has run out. OPEN HEAT ERROR Description: Thermistor does not connected to normal operating temperature. Solution: The unit...
... use has no number assigned to set up a sending operation with no document loaded. Make sure the remote machine is OK. Solution: Install the Cartridge. Solution: Load the recording paper in power on the phone line. B173 4-40 SM Solution: Either delete unnecessary documents, or retransmit after all the redial attempts. NO PAPER [ADD PAPER] Description: The recording paper has run out. OPEN HEAT ERROR Description: Thermistor does not connected to normal operating temperature. Solution: The unit...
User Guide
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... unit. Remove the toner cartridge and shake it gently to cancel the redial operation. Description: The machine is jammed in pick-up unit Solution: Press STOP and clear the jam. Troubleshooting SM 4-41 B173 RETRY REDIAL? Solution: You can press START to immediately redial, or STOP to evenly distribute the toner. ERROR MESSAGES PAPER JAM 0 OPEN/CLOSE DOOR Description: Recording paper has jammed in paper exit unit. Recording paper has jammed in paper feeding area. Solution: Replace the Toner Cartridge. Solution: Clear the jam. TONER...
... unit. Remove the toner cartridge and shake it gently to cancel the redial operation. Description: The machine is jammed in pick-up unit Solution: Press STOP and clear the jam. Troubleshooting SM 4-41 B173 RETRY REDIAL? Solution: You can press START to immediately redial, or STOP to evenly distribute the toner. ERROR MESSAGES PAPER JAM 0 OPEN/CLOSE DOOR Description: Recording paper has jammed in paper exit unit. Recording paper has jammed in paper feeding area. Solution: Replace the Toner Cartridge. Solution: Clear the jam. TONER...
User Guide
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... of noise is not printed. . TONER CARTRIDGE (AIO) SERVICE 4.11.3 SIGNS AND MEASURES AT POOR TONER CARTRIDGE Fault Light image and partially blank image Signs • The printed image is light or unclean and untidy. • Some part of the image is about 2 seconds, the toner inside the cartridge has been nearly exhausted. (Purchase and replace with a new cartridge after cleaning the LSU window, then the cartridge is not printed - Cause & Check 1. Periodically a noise as...
... of noise is not printed. . TONER CARTRIDGE (AIO) SERVICE 4.11.3 SIGNS AND MEASURES AT POOR TONER CARTRIDGE Fault Light image and partially blank image Signs • The printed image is light or unclean and untidy. • Some part of the image is about 2 seconds, the toner inside the cartridge has been nearly exhausted. (Purchase and replace with a new cartridge after cleaning the LSU window, then the cartridge is not printed - Cause & Check 1. Periodically a noise as...
User Guide
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...Sound / Volume Paper Type Paper Size Item Tray Paper Bypass Paper Change Default Contrast Image Reduce / Enlarge Number Of Copy Timeout Receive Mode Ring to Answer Contrast Redial Term Redials MSG Confirm. Fax Setup 4. Paper Setting 2. Copy Setup 3. Advanced Fax 6. USER MODE 5. Auto Report Auto Reduction Discard Size Receive Code DRPD Mode Delay Fax Priority Fax Add / Cancel Send Forward RCV Forward Junk Fax Setup Secure Receive Prefix Dial Stamp RCV Name ECM Mode Phone Book Sent Report RCV Report System Data Scheduled Jobs MSG Confirm Junk Fax List Speaker Ringer Key Sound Alarm...
...Sound / Volume Paper Type Paper Size Item Tray Paper Bypass Paper Change Default Contrast Image Reduce / Enlarge Number Of Copy Timeout Receive Mode Ring to Answer Contrast Redial Term Redials MSG Confirm. Fax Setup 4. Paper Setting 2. Copy Setup 3. Advanced Fax 6. USER MODE 5. Auto Report Auto Reduction Discard Size Receive Code DRPD Mode Delay Fax Priority Fax Add / Cancel Send Forward RCV Forward Junk Fax Setup Secure Receive Prefix Dial Stamp RCV Name ECM Mode Phone Book Sent Report RCV Report System Data Scheduled Jobs MSG Confirm Junk Fax List Speaker Ringer Key Sound Alarm...
User Guide
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... Country Code Enter Password Total Page CNT (1934 enter) CRU Print CNT FLT Scan CNT ADF Scan CNT Used Toner CNT Edit Toner Dot Local / Remote 12 Sec / Unlimit / Off OK / NG Flash / Engine versions ! 5.2.4 Protocol List System Data List Yes / No Service Tables SM 5-3 B173 Serial No. 5.2.2 SETTING-UP SYSTEM IN TECH MODE TECH MODE Function Data Setup Item Send Level Dial Mode Modem Speed Error Rate Notify Toner Clear All Memory Clear Count Machine Test Report New Cartridge Flash Upgrade Silence Time Switch Test Modem Test Dram Test Rom Test Pattern Test Shading Test Protocol...
... Country Code Enter Password Total Page CNT (1934 enter) CRU Print CNT FLT Scan CNT ADF Scan CNT Used Toner CNT Edit Toner Dot Local / Remote 12 Sec / Unlimit / Off OK / NG Flash / Engine versions ! 5.2.4 Protocol List System Data List Yes / No Service Tables SM 5-3 B173 Serial No. 5.2.2 SETTING-UP SYSTEM IN TECH MODE TECH MODE Function Data Setup Item Send Level Dial Mode Modem Speed Error Rate Notify Toner Clear All Memory Clear Count Machine Test Report New Cartridge Flash Upgrade Silence Time Switch Test Modem Test Dram Test Rom Test Pattern Test Shading Test Protocol...
User Guide
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... point, the customer's fax number, the model name, and the serial number. CAUTION: The send fax level is automatic when modem speed sets at the factory. Communication is set value. This keeps the error rate below the set at lower speed. After you access this in the field. Keep the default at 33.6 Kbps. NOTIFY TONER With this feature enabled, when the toner becomes low, the toner low information will be less...
... point, the customer's fax number, the model name, and the serial number. CAUTION: The send fax level is automatic when modem speed sets at the factory. Communication is set value. This keeps the error rate below the set at lower speed. After you access this in the field. Keep the default at 33.6 Kbps. NOTIFY TONER With this feature enabled, when the toner becomes low, the toner low information will be less...
User Guide
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... the user. Set the [MEMORY CLEAR] in system memory. Push the ENTER button. 3. Push the ENTER button. Note: Do this procedure after a call will not keep data set . CLEAR COUNT This function erases the counters stored in tech mode. 2. Examine the firmware upgrade section (! 5.4.4). When "unlimited" is selected, the machine waits until the answering operation is detected. After the answering operation is concluded, the machine switches to receiving mode as soon as a fax message and the machine begins receiving. Type password...
... the user. Set the [MEMORY CLEAR] in system memory. Push the ENTER button. 3. Push the ENTER button. Note: Do this procedure after a call will not keep data set . CLEAR COUNT This function erases the counters stored in tech mode. 2. Examine the firmware upgrade section (! 5.4.4). When "unlimited" is selected, the machine waits until the answering operation is detected. After the answering operation is concluded, the machine switches to receiving mode as soon as a fax message and the machine begins receiving. Type password...
User Guide
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... set the Firmware update tab. This will not change after the program has downloaded. FIRMWARE DOWNLOAD 5.4 FIRMWARE DOWNLOAD You can use the remote control panel to the printer. Connect PC and printer with a parallel port or USB port to lose the data and settings after you do the firmware upgrade procedure. Push the update button. The firmware file automatically goes to upgrade the machine firmware. Ensure that the following message is shown in the LCD display when you re-program settings that the correct firmware...
... set the Firmware update tab. This will not change after the program has downloaded. FIRMWARE DOWNLOAD 5.4 FIRMWARE DOWNLOAD You can use the remote control panel to the printer. Connect PC and printer with a parallel port or USB port to lose the data and settings after you do the firmware upgrade procedure. Push the update button. The firmware file automatically goes to upgrade the machine firmware. Ensure that the following message is shown in the LCD display when you re-program settings that the correct firmware...
User Guide
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.... 5.4.3 REMOTE MACHINE UPDATE This function uses one or more other remote machines of Data Setup menu in the telephone number for each machine.) CAUTION: 1) The sending and receiving fax machines must be the same model. 2) A sending fax must be 10 or 15 minutes to send the file to update firmware by remote fax 1. This will send the firmware file to upgrade. (You can upgrade one fax machine installed with the most recent firmware. At this time, enter in Tech mode. It can upgrade several faxes at...
.... 5.4.3 REMOTE MACHINE UPDATE This function uses one or more other remote machines of Data Setup menu in the telephone number for each machine.) CAUTION: 1) The sending and receiving fax machines must be the same model. 2) A sending fax must be 10 or 15 minutes to send the file to update firmware by remote fax 1. This will send the firmware file to upgrade. (You can upgrade one fax machine installed with the most recent firmware. At this time, enter in Tech mode. It can upgrade several faxes at...
User Guide
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This setting will remain on when you get out of each page. Make sure to set it off. ENGINE TEST MODE 5.5.3 STATUS PRINT When the function is not necessary for service use. This shows the print engine condition. B173 5-12 SM This is enabled a group of parameters are printed at the bottom of Engine Mode.
This setting will remain on when you get out of each page. Make sure to set it off. ENGINE TEST MODE 5.5.3 STATUS PRINT When the function is not necessary for service use. This shows the print engine condition. B173 5-12 SM This is enabled a group of parameters are printed at the bottom of Engine Mode.
User Guide
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... *600 dpi RET No Toner Save: Yes Memory: 8MB FPOT: Stand by Approx. 12 seconds Power Save Less than 54 seconds Duplex Print: Manual (driver support provided) Printable Area: 207.6 x 270.6 mm (Letter) 3. SPECIFICATIONS 2. SCAN SPECIFICATION Configuration Halftone (Gray Scale): Scan Method: Scan Speed Desktop 256 level Color CCD ( ITU-T#1 Chart ) ADF 25 seconds: Text/Mixed Mode, B/W Letter and 300dpi. (USB) 72 sec Photo Mode: Gray Letter & 300dpi. (USB) Resolution: Scan Width: Scan-to: Platen 23...
... *600 dpi RET No Toner Save: Yes Memory: 8MB FPOT: Stand by Approx. 12 seconds Power Save Less than 54 seconds Duplex Print: Manual (driver support provided) Printable Area: 207.6 x 270.6 mm (Letter) 3. SPECIFICATIONS 2. SCAN SPECIFICATION Configuration Halftone (Gray Scale): Scan Method: Scan Speed Desktop 256 level Color CCD ( ITU-T#1 Chart ) ADF 25 seconds: Text/Mixed Mode, B/W Letter and 300dpi. (USB) 72 sec Photo Mode: Gray Letter & 300dpi. (USB) Resolution: Scan Width: Scan-to: Platen 23...
User Guide
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... and Output SW Sync USB integrated circuit Intelligent Drive electronics or Imbedded Drive Electronics Institute of this service manual. Inc Isopropy Alcohol Images Per Minute local area network pound(s) Laser Beam Printer Liquid Crystal Display Light Emitting Diode Laser Scanning Unit Megabyte Megahertz Nonvolatile random access memory Organic Photo Conductor Printed Board Assembly Printer Command Language , Printer Control Language Page Discription Language Page Per Minute Pre-Transfer Lamp Quantity Random Access Memory Read Only Memory Second Cassette Feeder Switching Mode Power...
... and Output SW Sync USB integrated circuit Intelligent Drive electronics or Imbedded Drive Electronics Institute of this service manual. Inc Isopropy Alcohol Images Per Minute local area network pound(s) Laser Beam Printer Liquid Crystal Display Light Emitting Diode Laser Scanning Unit Megabyte Megahertz Nonvolatile random access memory Organic Photo Conductor Printed Board Assembly Printer Command Language , Printer Control Language Page Discription Language Page Per Minute Pre-Transfer Lamp Quantity Random Access Memory Read Only Memory Second Cassette Feeder Switching Mode Power...