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MX-CFX1  EXTERNAL VIEWS AND INTERNAL STRUCTURES  4 – 1

MX-CFX1

Service Manual

 

[4] EXTERNAL VIEWS AND 

INTERNAL STRUCTURES

1. External components

2. Sensors and switches

1

2

3

4

5

6

No.

Description

Function

1

Paper feed tray

Place blank or printed sheets to be inserted in this 
tray.

2

Paper guide

Adjust this guide according to the paper size.

3

Top cover

Open this cover to clear a paper jam.

4

Operator panel

Used to staple and punch during off-line. (The 
same operation can be made with the operation 
panel of the main unit.)

5

Paper guiding 
section (Lever)

Unlock the paper guiding section to clear a paper 
jam.

6

Front cover

Open this cover to remove jammed paper from 
the finisher or saddle finisher.

No.

Symbol

Description

Type

Function and operation

Output

Product name 

(Model)

Manufacturer

1

JCK_S W

JAM cover open/
close switch

Microswit
ch

Detects that the JAM cover is 
opened or closed.

When the JAM cover is 
opened, TP37 turns HIGH.

DE2L-FAAA

HIROSE 
CHERRY 
PRECISION

4

3

6

9

10

1

7
8
5

2

Summary of Contents for MX-CFX1

Page 1: ...without notice SHARP CORPORATION CONTENTS CODE 00ZMXCFX1 S1E 1 PRODUCT OUTLINE 1 1 2 SPECIFICATIONS 2 1 3 UNPACKING AND INSTALLATION For unpacking and installation refer to the installation manual 5 4 EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 1 5 OPERATIONAL DESCRIPTION 5 1 6 DISASSEMBLY AND ASSEMBLY 6 1 7 MAINTENANCE 7 1 8 ADJUSTMENTS 8 1 9 SIMULATION 9 1 10 SELF DIAG MESSAGE AND TROUBLE CODE 10 1...

Page 2: ... Operational description 5 1 4 Offline mode setting 5 4 5 LED indication on operator panel 5 6 6 Paper jam error detection 5 7 6 DISASSEMBLY AND ASSEMBLY 1 Paper feed separation unit 6 1 2 Paper feed unit 6 2 3 Drive unit 6 4 4 PWB 6 4 5 Motor 6 4 6 Other parts 6 5 7 Note on assembly 6 7 7 MAINTENANCE 1 Maintenance list 7 1 8 ADJUSTMENTS 1 Paper width detection level setting adjustment 8 1 9 SIMUL...

Page 3: ...s or printed sheets can be inserted as covers made of cardboard or tabbed sheets without being subject to the printing process and without passing through a fixing unit When the inserter is combined with a finisher optional and a punch unit optional printed sheets can proceed to the hole punching or sta pling process without being subject to the copying process or with out passing through the main...

Page 4: ...es No No No Yes No No Yes Yes A5R Yes No No No No No No No Yes 12x18 Yes No No No No No No No Yes 11x17 Yes Yes 30 Yes Yes Yes Yes Yes Yes 8 5x14 Yes Yes 30 Yes Yes Yes 3 No Yes Yes 8 5x13 Yes Yes 30 No Yes Yes 3 No Yes Yes 8 5x11 Yes Yes 50 No Yes Yes Yes Yes Yes 8 5x11R Yes Yes 30 Yes Yes Yes 3 No Yes Yes 7 25x10 5R Yes No No No Yes No No Yes Yes 5 5x8 5R Yes No No No No No No No Yes 8K Yes Yes ...

Page 5: ...erator panel Used to staple and punch during off line The same operation can be made with the operation panel of the main unit 5 Paper guiding section Lever Unlock the paper guiding section to clear a paper jam 6 Front cover Open this cover to remove jammed paper from the finisher or saddle finisher No Symbol Description Type Function and operation Output Product name Model Manufacturer 1 JCK_S W ...

Page 6: ...orted to the registration sensor When a sheet is detected TP5 turns LOW TLP1241 C5 TOSHIBA 8 TIM_SEN Timing sensor Photointe rrupter Detects that a sheet to be inserted is transported to the timing sensor When a sheet is detected TP6 turns LOW TLP1241 C5 TOSHIBA 9 T_VR Sheet width detection potentiometer Potentiom eter Detects the width of a sheet to be inserted in the tray The voltage of TP12 var...

Page 7: ...rt rollers 2 paper exit rollers rotate 3 A sheet exits from the main unit 4 The paper exit sensor detects the leading edge of the sheet 5 The paper exit sensor detects the trailing edge of the sheet 6 The transport motor stops Horizontal transport rollers 1 and horizontal transport rollers 2 stop Actuator Components to be driven Description Type Paper feed motor Pulse motor Pickup roller feed roll...

Page 8: ...lers 12 When sheet transport needs to be suspended for adjusting the space between sheets the paper feed motor stops to stop the sheet Transport 13 When a predetermined waiting time period has passed The paper feed motor restarts If the transport motor has stopped it is started 14 The paper exit sensor is turned ON and detects the leading edge of the sheet 15 The timing sensor is turned OFF and th...

Page 9: ...ection The registration rollers and vertical transport rollers rotate If the sheet is the first sheet the flapper solenoid in the reverse section is turned ON at this point of time 10 The timing sensor detects the leading edge of the sheet 11 The leading edge of the sheet passes between the vertical transport rollers 12 When sheet transport needs to be suspended for adjusting the space between she...

Page 10: ... and the reverse motor starts to rotate in the forward direction Paper exit 21 The paper exit sensor is turned OFF and the trailing edge of the sheet is detected 22 If there is no next sheet to be inserted the transport motor stops 4 Offline mode setting A How to set punching mode The figure below shows the operator panel Setting procedure 1 Place a sheet in the tray 2 Press the PUNCH switch on th...

Page 11: ...panel 6 All the STAPLE MODE LEDs go out to indicate that setting has been canceled NOTE If you cannot make or cancel setting by following the respective procedures above refer to 5 LED indication on operation panel shown later When no LEDs are lit check the setting made by the main unit and the inserter status NOTE The punching mode and saddle mode cannot be used at the same time The correspondenc...

Page 12: ...ted mode is lit Inserter alarm Blinking The LED of the selected mode is lit Finisher alarm Blinking The LED of the selected mode is blinking Paper loaded tray Non operable Open inserter cover The LED of the selected mode is lit Open finisher cover The LED of the selected mode is lit Incompatible paper size A non usable paper size A4 lateral etc is added when the saddle mode is selected Extra size ...

Page 13: ...t even when a sheet has been transported a fixed distance by the transport motor after the reverse sensor is turned ON which means presence of a sheet Not arrived at reverse sensor At a time of entering reverse section A paper jam is detected if the reverse sensor is not turned ON which means absence of a sheet even when the reverse motor has been driven for a fixed distance after leading edge reg...

Page 14: ...2 Remove the cover A 3 Turning the unit A remove the roller guide B 4 Remove the pickup roller and paper feed roller A Pickup roller B Paper feed roller B Torque limiter separation roller 1 Open the top cover 2 Remove the cover A 3 Turn the unit A to remove 4 Remove the torque limiter and the separation roller A Horizontal pass roller 2 B Timing roller A A B A B A A A B ...

Page 15: ...ub Section 1 Open the top cover 2 Open the mount cover 3 Remove the front cover 4 Remove the rear cover 5 Remove the top cover A Horizontal pass roller 1 B Registration roller B Horizontal pass roller 2 and timing roller 1 Open the top cover 2 Remove the front cover and rear cover 3 Remove the operating unit B A 1 1 2 3 ...

Page 16: ...r A A Horizontal pass roller 2 B Timing roller C Reverse roller and reverse sensor 1 Open the top cover 2 Remove the front cover and rear cover 3 Remove the guide A to remove the stay B 4 Remove the reverse unit 5 Remove the cover A A Reverse sensor B Reverse roller A 1 2 2 3 A A B 1 2 A B 1 2 2 3 A ...

Page 17: ...ver 2 Remove the rear cover 3 Remove the drive unit 4 PWB A Operation panel PWB 1 Remove the front cover 2 Remove the operating unit 3 Remove the operation panel PWB B Main control PWB 1 Remove the rear cover 2 Remove the main control PWB 5 Motor A Paper feed motor 1 Remove the rear cover 2 Remove the drive unit 3 Remove the paper feed motor ...

Page 18: ...tor 1 Remove the front cover and rear cover 2 Remove the reverse unit 3 Remove the cover A 4 Remove the reverse motor 6 Other parts A Sensors B Tray sensor 1 Open the top cover 2 Remove the front cover and rear cover 3 Remove the operating unit 4 Remove the tray unit 5 Disassemble the tray 6 Remove the tray sensor A 1 2 ...

Page 19: ...sensor B Registration sensor D Set sensor 1 Open the rear cover 2 Remove the set sensor E Reverse unit open close sensor 1 Remove the front cover 2 Remove the reverse unit open close sensor F Paper exit sensor 1 Remove the front cover and rear cover 2 Remove the reverse unit 3 Remove the cover See the step 3 of 5 C 4 Remove the paper exit sensor G Flapper solenoid 1 Remove the rear cover 2 Remove ...

Page 20: ...ockwise 2 Adjust the position of the bracket BKT FM SOL of the sole noid so that the solenoid s arm is completely retracted that there is no clearance in the rubber spacer the stopper E ring and the main unit of the solenoid When adjusted fix the bracket with screws LVR FM SOL Stopper E ring Rubber spacer Solenoid main unit Screw BKT FM SOL ...

Page 21: ... to each paper feed port counter value 400 K Checking clean replace or adjust as required Cleaning Replace Adjust Lubricate Position shift No Parts name When calling 300K 600K 900K 1200K 1500K 1800K 2100K 2400K 2700K 3000K Remarks 1 Pickup rollers paper feed rollers Note 1 2 Torque limiter Note 2 3 Transport rollers 4 Transport paper guides 5 Gears Lubricate necessary parts Specified positions 6 B...

Page 22: ...ighting 4 Press START key The selected diag mode is executed 5 Check that LED2 is flashing and set the paper guide to the max width position 6 Press START key 7 Check that LED3 is flashing and set the paper guide to A4R width position 8 Press START key 9 Check that LED4 is flashing and set the paper guide to A5R width position 10 Press START key 11 Check that LED5 is flashing and set the paper gui...

Page 23: ...ds in the inserter and the control circuit Operation test Check Inserter 32 Used to set the adjustment value of the inserter paper width detection level Setting Adjustment Inserter TH_SEN Inserter sub tray pull out detection TS_SEN Inserter sub tray storage detection T_SEN Inserter tray paper length detection EMP_SEN Inserter tray empty detection REG_SEN Inserter resist detection TIM_SEN Inserter ...

Page 24: ...ey The set value is saved Item Display Item Set range A MAX POSITION Inserter tray width detection adjustment value Max width 0 1023 B POSITION 1 Inserter tray width detection adjustment value Adjustment position 1 0 1023 C POSITION 2 Inserter tray width detection adjustment value Adjustment position 2 0 1023 D MIN POSITION Inserter tray width detection adjustment value Min width 0 1023 A 72 MAX P...

Page 25: ...de replace the controller PCB Problem Paper jam is displayed on the system display Case1 Cause Paper jam Check and remedy Visual observation Take out paper jams Case2 Cause Reverse sensor fault Check and remedy Measure a voltage of TP2 on the controller PCB and check that 3 to 3 6 V is observed when no paper is stacked and that 1 5 V or less is observed when paper is stacked Replace the sensor if ...

Page 26: ...r unset is displayed on the system display Case1 Cause Set sensor fault Check and remedy Measure a voltage of TP16 on the controller PCB and check that 5 V is observed when the inserter is set and that 1 V or less is observed when the inserter is not set Replace the sensor if the measured voltage exceeds these ranges Case2 Cause Controller PCB fault Check and remedy If the problem is not solved by...

Page 27: ...MX CFX1 SELF DIAG MESSAGE AND TROUBLE CODE 10 3 M E M O ...

Page 28: ...volume Tray sensor Operator panel BE BE BE BE BE BE BE BE BE BE BE BE BN BN BN BE BE BE BE BE BE BE BE BE BE BE BE BE BE BE BE BE BE BE BE BK BK BK BE BE BE BE BE BE BE BE BE BE BE BE BE BE BE BE BE BE BE BE BE BN BN BN BK BK BK BE BE BE BE BE BE BE BE BE BE BE BE SPI 337 01 TLP1241 C5 F TLP1241 C5 F TLP1241 C5 F TLP1241 C5 F TLP1241 C5 F TLP1241 C5 F PF3090K210 ASM SNS H PF3090 PBA CONT PF3090K21...

Page 29: ...id Resistration clutch JAM cover open close switch Main Unit I F Finisher I F Horizontal transport motor RD BK YW BE WE OE OE BE YW RD BK WE RD BK YW BE WE OE OE WE BE RD BK YW OE WE BE RD BK YW BN SB PK VT YW RD BK WE GY BK OE BE BN RD BK YW PK BE VT BK OE BE BE BE BE BE BE BE BE BE BK BK BE YW RD BE WE BK RD YW BE OE BE BE BE BE RD GY BN SB PK VT YW BK WE RD BN YW BK PK VT RD YW BE 090 PBA CONT ...

Page 30: ... cir cuits Inserter Main Unit RXD0 ɛ SGND ɛ TXD0 ɛ DC 24V DC 24V ɛ ġ ɛ DC 5V ɛ Finisher ɛ RXD1 ɛ SGN ɛ TXD1 ɛDC 24V HYK_SEN EMP_SEN T_VR S_SEN TIM_SEN REG_SEN T_SEN SENSORS INPUT CIRCUIT COMMU NICATION CIRCUIT CPU DRIVER F_SOL R_CL K_MOT H_MOT Y_MOT ROM EEP ROM INRUSH CURRENT LIMITING CIRCUIT DC 5V P_ST_SW P_MO_SW P_PN_SW P_PN_LED P_MO_LED4 P_MO_LED3 P_MO_LED2 P_MO_LED1 P_ST_LED2 P_ST_LED1 SW INPU...

Page 31: ...5 2 and the transistor Q1 Meanwhile the signal is transmitted to the CPU IC6 Pin30 through the noise filters R4 C2 and the comparator IC1 1 The signal input to the CPU follows the logic H when a sheet is detected L when not detected The analog signal is transmitted to CPU IC Pin105 through no comparator R1 and R10 divide the 5V voltage which is applied to the compar ator as the reference voltage R...

Page 32: ...s R7 C4 The signal input to the CPU is the following logic the signal is H when a sheet is detected L when not detected R12 is the current limiting resistor for the LED R11 is the load resistor for the sensor 6 Registration Sensor REG_SEN REG_SEN uses the photointerrupter integrated with an LED and a phototransistor The sensor detects a sheet with the lever actuator interrupting the light path The...

Page 33: ...Drive Circuits 1 Paper Feed Motor Drive Circuit K_MOT This circuit rotates stops K_MOT and controls its rotational direc tion and the motor current The circuit consists of the CPU IC6 the D A converter IC13 the constant current chopper driver IC IC9 and other elements The signals of the stepping motor drive excitation pattern from the CPU IC6 Pin37 38 70 71 control the motor rotation speed and rot...

Page 34: ...f the solenoid is pulled in the signal is adjusted to set the solenoid at 70 duty cycle in order to reduce the temperature rise with the plunger hold 5 Reset Circuit The circuit transmits a reset signal to the CPU when the power is turned on or a power brownout is detected The circuit includes a watchdog timer intended to the CPU system operation diagnosis After the power is turned on normally IC3...

Page 35: ...tion capac itor After the regeneration capacitor is fully charged and the cathode voltage of ZD1 reaches over the zener voltage according to the time constant of R55 and C46 Q11 is turned on because the base current from ZD1 to Q10 turns Q10 on And then the current flows to Q11 instead of PTH2 to release the current limitation The circuit consisting of PTH1 and D3 is intended to eliminate the elec...

Page 36: ...ECTRICAL SECTION 11 9 9 Operator Panel Circuit This is the circuit of the operator panel board The operator panel drive board turns each of the LED1 6 on or off and detects weather each of the PSW1 3 is on or off ...

Page 37: ...bout 220 C which is about 40 C higher than that of conventional lead solder and its soldering capacity is inferior to conventional one it is apt to keep the soldering iron in contact with the PWB for longer time This may cause land separation or may exceed the heat resistive temperature of components Use enough care to separate the soldering iron from the PWB when completion of soldering is confir...

Page 38: ... Applicable to battery operated equipment Applicable to battery operated equipment ...

Page 39: ...SHARP CORPORATION Digital Document System Group CS Promotion Center Yamatokoriyama Nara 639 1186 Japan 2006 June Printed in Japan ...

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