User Manual (ENGLISH)
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... 8. Troubleshooting Clearing Document Jams ...9.1 Input Misfeed ...9.1 Exit Misfeed ...9.2 Clearing Paper Jams ...9.2 In the Tray ...9.2 In the Manual Tray ...9.2 In the Fuser Area or Around the Toner Cartridge 9.3 In the Paper Exit Area ...9.3 Tips for Avoiding Paper... ...9.7 Printing Quality Problems 9.8 Copying Problems ...9.10 Scanning Problems ...9.11 Fax Problems (Only for SCX-4521F 8.5 Consumables and Replacement Parts 8.5 Replacing the ADF Rubber Pad 8.6 9. Specifications General Specifications ...10.1 Scanner and Copier Specifications 10.2 Printer Specifications ...10.2 ...
... 8. Troubleshooting Clearing Document Jams ...9.1 Input Misfeed ...9.1 Exit Misfeed ...9.2 Clearing Paper Jams ...9.2 In the Tray ...9.2 In the Manual Tray ...9.2 In the Fuser Area or Around the Toner Cartridge 9.3 In the Paper Exit Area ...9.3 Tips for Avoiding Paper... ...9.7 Printing Quality Problems 9.8 Copying Problems ...9.10 Scanning Problems ...9.11 Fax Problems (Only for SCX-4521F 8.5 Consumables and Replacement Parts 8.5 Replacing the ADF Rubber Pad 8.6 9. Specifications General Specifications ...10.1 Scanner and Copier Specifications 10.2 Printer Specifications ...10.2 ...
User Manual (ENGLISH)
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...the control panel until "Ignore Toner" appears on page 8.6). 8.5 Maintenance However, you bought your Samsung dealer or the retailer where you can clean the OPC drum of the toner cartridge manually or automatically. We strongly recommend that paper is the default setting. 4 Press Enter to save the... pages Approx. 50,000 pages Approx. 50,000 pages Approx. 50,000 pages Approx. 50,000 pages To purchase consumables and replacement parts, contact your machine. The following items should be installed by a trained service professional, except for SCX-4521F) When the toner cartridge ...
...the control panel until "Ignore Toner" appears on page 8.6). 8.5 Maintenance However, you bought your Samsung dealer or the retailer where you can clean the OPC drum of the toner cartridge manually or automatically. We strongly recommend that paper is the default setting. 4 Press Enter to save the... pages Approx. 50,000 pages Approx. 50,000 pages Approx. 50,000 pages Approx. 50,000 pages To purchase consumables and replacement parts, contact your machine. The following items should be installed by a trained service professional, except for SCX-4521F) When the toner cartridge ...
Service Manual
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...and qualified service engineer. (2) Use only Samsung replacement parts There are designed so there is certified in the U.S. to conform to laser radiation above a Class I laser products are dangerous. NICHT DEM STRAHL ...LASER INVISIBLE EN CAS D OUVERTURE. EXPOSITION DANGEREUSE AU FAISCEAU. RADIACION LASER IVISIBLE CUANDO SE ABRE. ADVARSEL. - ADVARSEL. - STIRR IKKE INN I laser product conforming to the requirements of fire, electric shock, and injury to the printer, these basic safety pre-cautions should only be hazardous. VARNING - Samsung Electronics Service Manual...
...and qualified service engineer. (2) Use only Samsung replacement parts There are designed so there is certified in the U.S. to conform to laser radiation above a Class I laser products are dangerous. NICHT DEM STRAHL ...LASER INVISIBLE EN CAS D OUVERTURE. EXPOSITION DANGEREUSE AU FAISCEAU. RADIACION LASER IVISIBLE CUANDO SE ABRE. ADVARSEL. - ADVARSEL. - STIRR IKKE INN I laser product conforming to the requirements of fire, electric shock, and injury to the printer, these basic safety pre-cautions should only be hazardous. VARNING - Samsung Electronics Service Manual...
Service Manual
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... power cable or plugs when moving the machine. (9) Use caution during thunder or lightening storms. Samsung recommend that the power sockets and plugs are not cracked or broken in the toner cartridge may...damaged cable. This will cause the temperature inside the machine and cause an electric shock. 1-2 Service Manual Samsung Electronics Do not allow paper clips, pins or other foreign objects to fall into the printer these weather... metal objects into the machine through the ventilator fan or other part of the casing, it is toxic. Do not allow it firmly and pull. (7) Take care of the ...
... power cable or plugs when moving the machine. (9) Use caution during thunder or lightening storms. Samsung recommend that the power sockets and plugs are not cracked or broken in the toner cartridge may...damaged cable. This will cause the temperature inside the machine and cause an electric shock. 1-2 Service Manual Samsung Electronics Do not allow paper clips, pins or other foreign objects to fall into the printer these weather... metal objects into the machine through the ventilator fan or other part of the casing, it is toxic. Do not allow it firmly and pull. (7) Take care of the ...
Service Manual
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...to note the exact location of parts and also cable routing before dismantling any user settings. Remove the OPC Drum and store it exposed to tip or fall. (2) The printer contains many rollers, gears and fans. Samsung Electronics Service Manual 1-3 Damage could cause the printer... to light. Take care not to drop any electrical parts. (3) Disconnect printer interface cables and power cables. (4) Only use excessive force, especially...
...to note the exact location of parts and also cable routing before dismantling any user settings. Remove the OPC Drum and store it exposed to tip or fall. (2) The printer contains many rollers, gears and fans. Samsung Electronics Service Manual 1-3 Damage could cause the printer... to light. Take care not to drop any electrical parts. (3) Disconnect printer interface cables and power cables. (4) Only use excessive force, especially...
Service Manual
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....). Wait for the fuser to cool down before disassembly. (2) Do not put hand or hair into the rotating parts. Precautions 1.2.5 Disregarding this warning may cause bodily injury (1) Be careful with the high temperature part. Use safe lifting and handling techniques. When operating a printer, do , you can get harm. (3) When you do so... weight. The fuser unit works at a high temperature. Back injury could cause the printer to do not lift carefully. (4) Ensure the printer is stable. 1-4 Service Manual Samsung Electronics
....). Wait for the fuser to cool down before disassembly. (2) Do not put hand or hair into the rotating parts. Precautions 1.2.5 Disregarding this warning may cause bodily injury (1) Be careful with the high temperature part. Use safe lifting and handling techniques. When operating a printer, do , you can get harm. (3) When you do so... weight. The fuser unit works at a high temperature. Back injury could cause the printer to do not lift carefully. (4) Ensure the printer is stable. 1-4 Service Manual Samsung Electronics
Service Manual
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...and standard design of different kind products. Scanner part ADF ROLLER COVER OPEN PICK-UP ROLLER FEED ROLLER ADF-UPPER ADF-LOWER SCAN UPPER WHITE BAR ADF-GLASS EXIT ROLER Engine Part Samsung Electronics BIN PATH Service Manual 3-1 System Overview 3.1 System Layout System Overview ...The SCX-4521F/4321 is chorus2 CPU(ASIC) and 1 Board. 33. main control part adopting Fax & LBP Printer exclusive Controller is roughly ...
...and standard design of different kind products. Scanner part ADF ROLLER COVER OPEN PICK-UP ROLLER FEED ROLLER ADF-UPPER ADF-LOWER SCAN UPPER WHITE BAR ADF-GLASS EXIT ROLER Engine Part Samsung Electronics BIN PATH Service Manual 3-1 System Overview 3.1 System Layout System Overview ...The SCX-4521F/4321 is chorus2 CPU(ASIC) and 1 Board. 33. main control part adopting Fax & LBP Printer exclusive Controller is roughly ...
Service Manual
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...information is sent to the main processor which checks when the paper tray is melted and fixed permanently to the roller surface. 3-2 Service Manual Samsung Electronics Feeding Method: MP Cassette Type - The transfer roller transfers toner from the OPC drum surface to the paper feed unit, the ...fuser unit, and the toner cartridge. 3.1.4 Fixing Part(Fuser) - This ensures that toner does not adhere to the paper. Paper size sensor: None 3.1.2 Transfer Ass'y This consists of the roller...
...information is sent to the main processor which checks when the paper tray is melted and fixed permanently to the roller surface. 3-2 Service Manual Samsung Electronics Feeding Method: MP Cassette Type - The transfer roller transfers toner from the OPC drum surface to the paper feed unit, the ...fuser unit, and the toner cartridge. 3.1.4 Fixing Part(Fuser) - This ensures that toner does not adhere to the paper. Paper size sensor: None 3.1.2 Transfer Ass'y This consists of the roller...
Service Manual
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System Overview [Case part figure] COVER-M_MIDDLE COVER-M_JAM COVER-M_REAR STACKER COVER-M-SIDE R EXTEND-SMALL EXTEND-LARGE COVER-M-SIDE-L FIXING BKT SPEKER COVER-M_DEVE TRAY CASSETTE [Scan part figure] SCAN UPPER ADF GLASS KEY & OPE COVER SCAN GLASS MOTOR ASS'Y CIS SCAN LOWER TIMING BELT SLIDER -CIS 3-4 Service Manual Samsung Electronics
System Overview [Case part figure] COVER-M_MIDDLE COVER-M_JAM COVER-M_REAR STACKER COVER-M-SIDE R EXTEND-SMALL EXTEND-LARGE COVER-M-SIDE-L FIXING BKT SPEKER COVER-M_DEVE TRAY CASSETTE [Scan part figure] SCAN UPPER ADF GLASS KEY & OPE COVER SCAN GLASS MOTOR ASS'Y CIS SCAN LOWER TIMING BELT SLIDER -CIS 3-4 Service Manual Samsung Electronics
Service Manual
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System Overview 3.2 Engine H/W Specification 1) Recording Method : LSU(Laser Scanning Unit) 2) Printing Speed : 20ppm (In continuing printing ..., OHP, Envelop - 1 sheet) 5) Manual Tray : All paper 1 sheet 6) Paper Size : Cassette ,Manual ; Memory and External Bank Control. Folio : 208 x 325 mm - Summary of ASIC(CPU, Image processor, PC I/F part include, Scan interface part, FAX Modem part and Printing process I /O interface, scan interface...) Interrupt Control. 2-port USB Host/1-port USB device(ver 1.1) interface control. UART(2-Channel) Samsung Electronics Service Manual 3-5
System Overview 3.2 Engine H/W Specification 1) Recording Method : LSU(Laser Scanning Unit) 2) Printing Speed : 20ppm (In continuing printing ..., OHP, Envelop - 1 sheet) 5) Manual Tray : All paper 1 sheet 6) Paper Size : Cassette ,Manual ; Memory and External Bank Control. Folio : 208 x 325 mm - Summary of ASIC(CPU, Image processor, PC I/F part include, Scan interface part, FAX Modem part and Printing process I /O interface, scan interface...) Interrupt Control. 2-port USB Host/1-port USB device(ver 1.1) interface control. UART(2-Channel) Samsung Electronics Service Manual 3-5
Service Manual
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... PC interface. Function White Shading Correction Gamma Correction CIS Interface 256 Gray Scale 3-6 Service Manual Samsung Electronics S/W Assistant function(Rotator) - Capcity : 2 Mbyte Access Time : 70 nsec ...system working memory. General I/O Port control. It stores the FAX Journal List, One Touch dial number, speed dial number, and machine configuration setup data. After ADC...Backup : 72 Hours Backup Battery Charging Time : 100hours when completely discharged. 3.2.2 Scan Part 1) Image Signal Input Part - Summary of the Chorus2 will be updated to the copy or FAX resolution mode...
... PC interface. Function White Shading Correction Gamma Correction CIS Interface 256 Gray Scale 3-6 Service Manual Samsung Electronics S/W Assistant function(Rotator) - Capcity : 2 Mbyte Access Time : 70 nsec ...system working memory. General I/O Port control. It stores the FAX Journal List, One Touch dial number, speed dial number, and machine configuration setup data. After ADC...Backup : 72 Hours Backup Battery Charging Time : 100hours when completely discharged. 3.2.2 Scan Part 1) Image Signal Input Part - Summary of the Chorus2 will be updated to the copy or FAX resolution mode...
Service Manual
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...the impedance matching transformer of the LIU. - CIS Max frequency : 5MHz - White output volt. : Max 0.8V 4) ADF Driving Part : Driving ADF Stepper motor, and the maximum motor speed is consist of the FAX modem chip ,Tx and Rx path is almost directly...Phase : 2-2 Phase 2000PPS at Quick Scan, 2-2 Phase 1000PPS AT Fine Scan, 2-2 Phase 667PPS AT Super Fine Scan 3.2.3 Fax Modem Part 1) Modem Part The modem part is 2000PPS. - Adjust Tx Level within Setting Level+0,-2dB range. - Samsung Electronics Service Manual 3-7 System Overview 3) CIS Driving Part - Driving Voltage : 24V DC -
...the impedance matching transformer of the LIU. - CIS Max frequency : 5MHz - White output volt. : Max 0.8V 4) ADF Driving Part : Driving ADF Stepper motor, and the maximum motor speed is consist of the FAX modem chip ,Tx and Rx path is almost directly...Phase : 2-2 Phase 2000PPS at Quick Scan, 2-2 Phase 1000PPS AT Fine Scan, 2-2 Phase 667PPS AT Super Fine Scan 3.2.3 Fax Modem Part 1) Modem Part The modem part is 2000PPS. - Adjust Tx Level within Setting Level+0,-2dB range. - Samsung Electronics Service Manual 3-7 System Overview 3) CIS Driving Part - Driving Voltage : 24V DC -
Service Manual
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Its main function is included in the Chorus2 ASIC and controls the PCinterface. LSU control part controls the LSU polygon motor, Laser diode, video data output so thatthe printing image can be made up Velocity : 94.8731mm/Sec (Process : 93....: TBD gf 20) Feed roller Velocity : mm/sec 21) Feed Roller Material 22) Exit Sensor : Photo Sensor Polygon Mirror Polygon Motor Motor Driver 3-8 Service Manual Samsung Electronics OPC Drum 3.2.6 EPnhgotionDeioPdaeper Feeding 1) Feeding Type : MP Cassette Type 2) Feeding Standard : Center Loading 3) Feeding Qty : Cassette 150 sheets (75g/ , 20lb...
Its main function is included in the Chorus2 ASIC and controls the PCinterface. LSU control part controls the LSU polygon motor, Laser diode, video data output so thatthe printing image can be made up Velocity : 94.8731mm/Sec (Process : 93....: TBD gf 20) Feed roller Velocity : mm/sec 21) Feed Roller Material 22) Exit Sensor : Photo Sensor Polygon Mirror Polygon Motor Motor Driver 3-8 Service Manual Samsung Electronics OPC Drum 3.2.6 EPnhgotionDeioPdaeper Feeding 1) Feeding Type : MP Cassette Type 2) Feeding Standard : Center Loading 3) Feeding Qty : Cassette 150 sheets (75g/ , 20lb...
Service Manual
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...3) Half Tone (Gray Scale) : 256 Levels 4) Scan Line Time (a) Tx - Effective Scan Width: 208mm 6) ADF Motor (a) Motor Spec - : 24VDC : 0.6A(Peak) 3-10 Service Manual Samsung Electronics Scanning size : 216 mm ( width for Flat bed, SCX-4521F uses the CIS scanning method 1) CIS SPEC - Number of output : 1 - Connection : 12 pin FFC...4.5msec/line - Clamp Level : 1.1V - Scanning mode : Color SCAN / Mono SCAN - Normal : Vertial: 3.85 Line/mm, Horizontal: 8 Pels/mm :203 x 98dpi - System Overview 3.4 Sanner Part 600dpi Color CIS Module for letter-size) - Normal : 1.5 ms/Line -
...3) Half Tone (Gray Scale) : 256 Levels 4) Scan Line Time (a) Tx - Effective Scan Width: 208mm 6) ADF Motor (a) Motor Spec - : 24VDC : 0.6A(Peak) 3-10 Service Manual Samsung Electronics Scanning size : 216 mm ( width for Flat bed, SCX-4521F uses the CIS scanning method 1) CIS SPEC - Number of output : 1 - Connection : 12 pin FFC...4.5msec/line - Clamp Level : 1.1V - Scanning mode : Color SCAN / Mono SCAN - Normal : Vertial: 3.85 Line/mm, Horizontal: 8 Pels/mm :203 x 98dpi - System Overview 3.4 Sanner Part 600dpi Color CIS Module for letter-size) - Normal : 1.5 ms/Line -
Service Manual
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... of the predefined Copy templates. When sending FAX data to E-mail] function. 3) LCD Part - OPE Panel consists of Micom, Key Matrix Part, LED Driving Part and LCD Part. 2) Key Description No Part 1 Common Feature 3*4Key Start Stop/Clear Menu Upper Level Enter 2 Save U5 (IC-...the Copied image (LighUt9/N(IoC-rPmOSaI,lF/LDXEaDrRkE)G) Select one of Characters : 16 Characters x 2 line Clock, Date display System Status display Alarm, Error Message display Function Dialog Message display 3-12 Service Manual Samsung Electronics STANDARD>FINE>SUPER FINE>PHOTO>COLOR Search the user...
... of the predefined Copy templates. When sending FAX data to E-mail] function. 3) LCD Part - OPE Panel consists of Micom, Key Matrix Part, LED Driving Part and LCD Part. 2) Key Description No Part 1 Common Feature 3*4Key Start Stop/Clear Menu Upper Level Enter 2 Save U5 (IC-...the Copied image (LighUt9/N(IoC-rPmOSaI,lF/LDXEaDrRkE)G) Select one of Characters : 16 Characters x 2 line Clock, Date display System Status display Alarm, Error Message display Function Dialog Message display 3-12 Service Manual Samsung Electronics STANDARD>FINE>SUPER FINE>PHOTO>COLOR Search the user...
Service Manual
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... 2 Printing 3 Sleep-Mode CH1(+5V) 0.6 A 0.8 A 0.5 A CH2(24V) 1.3 A 1.9 A 0.3 A System AVG : 65Wh AVG : 350Wh AVG : 10Wh Samsung Electronics Service Manual 3-13 System Overview 3.6 SMPS & HVPS It is inputted/outputted ) 2) Rated Output Power NO Items 1 CHANNEL 2 CONNECTOR PIN 3 Rated Output 4 Max. SMPS PBA and ...HVPS PBA. Rated Frequency : 50/60 Hz - HVPS PBA supplies High voltage to the developer part to...
... 2 Printing 3 Sleep-Mode CH1(+5V) 0.6 A 0.8 A 0.5 A CH2(24V) 1.3 A 1.9 A 0.3 A System AVG : 65Wh AVG : 350Wh AVG : 10Wh Samsung Electronics Service Manual 3-13 System Overview 3.6 SMPS & HVPS It is inputted/outputted ) 2) Rated Output Power NO Items 1 CHANNEL 2 CONNECTOR PIN 3 Rated Output 4 Max. SMPS PBA and ...HVPS PBA. Rated Frequency : 50/60 Hz - HVPS PBA supplies High voltage to the developer part to...
Service Manual
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... under 3.5mA - Operating temperature range : 0 °C ~ 40 °C - Maintaining temperature range : -20 °C ~ 40 °C - The HVPS part takes the 24V and outputs the high voltage such as follows. 10% Duty : +500V, 90% Duty : +5000V (b) Charge Voltage (MHV) - Out Voltage : ...of environment sensing voltage is controlled by changing its duty of THV/MHV/Supply/Dev and supplies them to the developer part for controlling MHV 3-14 Service Manual Samsung Electronics Surge : Ring Wave 6KV-500A (Normal, Common) 7) Environment Condition - Operating atmospheric pressure range : 1atm ...
... under 3.5mA - Operating temperature range : 0 °C ~ 40 °C - Maintaining temperature range : -20 °C ~ 40 °C - The HVPS part takes the 24V and outputs the high voltage such as follows. 10% Duty : +500V, 90% Duty : +5000V (b) Charge Voltage (MHV) - Out Voltage : ...of environment sensing voltage is controlled by changing its duty of THV/MHV/Supply/Dev and supplies them to the developer part for controlling MHV 3-14 Service Manual Samsung Electronics Surge : Ring Wave 6KV-500A (Normal, Common) 7) Environment Condition - Operating atmospheric pressure range : 1atm ...
Service Manual
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...(BIAS-PWM) : Active Low PWM signal for controlling MHV 3.7 FUSER AC POWER CONTROL The Fuser(HEAT LAMP) gets heat from engine control part. The AC power controls the switch with taking signal from AC power. The 'ON/OFF control' is operated when the gate of Triac and... Input contrast of the output stability degree : 5 %orless - Output Voltage Rising Time : 50 ms Max - High Repetive Peak Off State Voltage : Min 600V Samsung Electronics Service Manual 3-15 Output Voltage Falling Time : 50 ms Max - Output Voltage Falling Time : 50 ms Max - On the other words, the AC control...
...(BIAS-PWM) : Active Low PWM signal for controlling MHV 3.7 FUSER AC POWER CONTROL The Fuser(HEAT LAMP) gets heat from engine control part. The AC power controls the switch with taking signal from AC power. The 'ON/OFF control' is operated when the gate of Triac and... Input contrast of the output stability degree : 5 %orless - Output Voltage Rising Time : 50 ms Max - High Repetive Peak Off State Voltage : Min 600V Samsung Electronics Service Manual 3-15 Output Voltage Falling Time : 50 ms Max - Output Voltage Falling Time : 50 ms Max - On the other words, the AC control...
Service Manual
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... proximity of cables to which it is latched. Samsung Electronics Service Manual 5-1 The latches break easily; Do not force plastic-material components. 7. release them carefully. 55. Disassembly and Reassembly 5.1 General Precautions on Disassembly Disassembly and Reassembly When you disassemble and reassemble components, you disassemble parts. 3. If components are not stored in place with...
... proximity of cables to which it is latched. Samsung Electronics Service Manual 5-1 The latches break easily; Do not force plastic-material components. 7. release them carefully. 55. Disassembly and Reassembly 5.1 General Precautions on Disassembly Disassembly and Reassembly When you disassemble and reassemble components, you disassemble parts. 3. If components are not stored in place with...
Service Manual
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Before you remove the Pick Up Roller, you should remove: - MP Tray (Refer to the direction of arrow(left). 2 Front Cover 1 Service Manual 5-3 Samsung Electronics 2. To remove the Front Cover, first pull the part below the right side of the Front Cover with a light pressure to the 5.2) 2. Open the Front Cover. Disassembly and Reassembly 5.3 Pick Up Roller 1. To exchange Pick Up Sponge, pull part Pick Up Housing U while pressing the hook on the both side the Pick Up Housing B. 1 Housing B 2 Sponge Housing U 5.4 Front Cover 1.
Before you remove the Pick Up Roller, you should remove: - MP Tray (Refer to the direction of arrow(left). 2 Front Cover 1 Service Manual 5-3 Samsung Electronics 2. To remove the Front Cover, first pull the part below the right side of the Front Cover with a light pressure to the 5.2) 2. Open the Front Cover. Disassembly and Reassembly 5.3 Pick Up Roller 1. To exchange Pick Up Sponge, pull part Pick Up Housing U while pressing the hook on the both side the Pick Up Housing B. 1 Housing B 2 Sponge Housing U 5.4 Front Cover 1.