samsung scx-5835fn training manual.pdf
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SCX-5835FN (Elbert-II)Training Manual
Aug. 2008
SCX-5835FN (Elbert-II)Training Manual
Aug. 2008
Mechanical- Technical
book Rev 0.1
Mechanical- Technical
book Rev 0.1
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I. General Specification
II. Process
III. Disassembly
IV. Troubleshooting
AgendaAgenda
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Ⅰ. General Specification
Ⅰ. Understanding the General specifications of SCX-5835FN
Ⅱ. Comprehension of the feature of major specs.
ObjectivesObjectives
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Overall Spec.Overall Spec.
Size (WDH)
Power Consumption
Noise
Feature
Printing mode
Power save mode
Printing/Copy
Standby
472x478x543mm
750 W
25 W
52/54 db
39 db
SCX-5835FN
Weight (Net) 22.2 kg
Ⅰ. General Specification
Power down mode 1 W
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PrintingPrinting
FPOT
Printer Type
Power save Mode
Standby Mode
Warm up Time (Cold start)
Simplex : 33 ppm (A4) / 35ppm (LTR)Duplex : 17 ipm (A4) / 18 ipm (LTR)
8.5 sec
Resolution 1200dpi effective
Printing Speed
Ⅰ. General Specification
23.5 sec
50 sec
Toner Cartridge
Consumable
In-box
10K pages
4K pages
Mono - Laser Printing
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ScanScan
Method
Copying Speed (A4)
600 x 600 dpi (Optical)
Minimum Scan Line Time 0.73ms(Color) / 0.365(Mono)
Resolution
Ⅰ. General Specification
[ Duplex ] 1-2 : 17ipm / 2-2 : 13ipm
FCOT
Zoom Rate
9.5 sec - Platen11.5 sec - DADF
25% ~ 400% - Platen25% ~ 200% - DADF
Color CCDM
CopyCopy
[ Simplex ] SDMC : 33cpm / MDSC : 29cpm
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FaxFax
Modem Speed
App. 3.0 sec per page
Memory 80GB HDD
Transmission Speed
Ⅰ. General Specification
33.6Kbps
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Paper HandlingPaper Handling
50 sheets (80gsm)
250 sheets (face-down)
500 sheets (80gsm)
Optional Tray N/A
Capacity(75gr/20 lb)
Manual Tray
Main Tray
Capacity of Output
1 sheet (face-up)
Rear output tray is available for the special media such as envelope, label, postcard, transparency and so on.
Ⅰ. General Specification
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OptionOption
Optional Feeder 500 sheets (80gsm)
Duplex Feeder (Factory option) Letter, A4, Folio and Legal
Ⅰ. General Specification
MemoryElbert2 provides one Extension Slot
for extending Memory
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Ⅰ. Comprehension of System Layout Ⅱ. Studying the printing process and electro-photographic process
Ⅲ. Understanding the basic structures and
operating principle of each parts
ObjectivesObjectives
Ⅱ. Process
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Ⅱ. Process
ENGINE PART
DADF PART
1. System Layout1. System Layout
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2. Printing Process (General)2. Printing Process (General)
Ⅱ. Process
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3-1. Feeding Section
Feeding type : Center Loading Cassette Type Feeding capacity : Main 500 Sheets (80gsm Standard Paper) MPF 50 Sheets (80gsm Standard Paper) / 5 Sheets (Special Media) Paper detecting sensor : Photo Interrupter
Ⅱ. Process
Cassette MPF
3. Mechanical Parts3. Mechanical Parts
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Ⅱ. Process
3-2. Transfer Roller AssyLooks similar to Elbert’s but different. Do not be confuse. (There is not Gear-Transfer for Elbert-II model.) Life span : 100,000 images
3. Mechanical Parts3. Mechanical Parts
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Ⅱ. Process
3-3. Driver Assy
Main motor ass’y (BLDC) : Paper Pickup, Paper Feeding, Toner Cartridge Exit motor ass’y (STEP) : Fuser Unit, Letting out paper or Putting back paper Duplex motor ass’y (STEP) : Paper Transferring for duplex printing
Main
Exit
Duplex
3. Mechanical Parts3. Mechanical Parts
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3-4. Fuser Assy
Ⅱ. Process
Fusing type : Thermal fixing with a couple of one heat roller and two pressure rollers Hear roller : ø28.3, Anodized, singel halogen lamp, thick brown color coating
Pressure roller 1 : ø16.0 : PFA tube, Electrically conductive Pressure roller 2 : ø20.0 : LSR+PFA, Electrically conductive Single thermistor and a pair of thermostat A ball bearing at each end of heat roller (total amount; two) Jam removal lever / Fuser door open for jam removal Life span : 80,000 pages
3. Mechanical Parts3. Mechanical Parts
Thermistor
Thermostat
3-4-1. Fuser Detail
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3-4-2. Fuser Error Error message is displayed.-Open Heat Error-Low Heat Error-Over Heat Error
“Over Heat Error“Or “Low Heat Error”
Turn off the power and stay for 5minutes.
Is the same message shown
again?
OK
Turn on the printer.
Yes
No
Contact Samsung CC Replace the Fuser Assy
SVC EngineerEnd User
Is the same message shown again?
Replace the SMPS Is the same message shown again?
Replace the Main PBA
Ⅱ. Process
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3-4-3. Fuser Disassembly
2. Open the Rear Cover.
5. Check the Fuser Assy whether defective or not (go to the next page)
1. Turn off the Printer and unplug the power cable.
3. Unfasten the strap.
4. Unfold the Guide-Output (Black mold part). 4. Unscrew 4 screws on the Fuser.
Ⅱ. Process
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3-4-4. Defective Checking
• 4712-001031 : THERMOSTAT
• 1404-001364 : THERMISTOR-NTC ASSY
(3) Thermistor
1. Measure the resistance value between ⓔ and ⓕ - Defective : infinite - Non-defective : Approx. 330 ~ 360 (K)ohm2. If defective, replace the new thermistor. - Unscrews 1 screw.
If you replace the thermistor , unscrew here
e f
(1) Thermostat
1. Measure the resistance value between ⓐ and ⓑ - Defective : infinite - Non-defective : Approx. 0 (zero) ~ 1 ohm
2. If defective, replace the new thermostat. - Unscrews 2 screw ⓐ and ⓑ
a bThermostat
c d
(2) Halogen Lamp
1. Measure the resistance value between ⓒ and ⓓ - Defective : infinite - Non-defective : Approx. 0(zero) ~ 10 ohm2. If defective, replace the new fuser ass’y
• JC96-05064A : ELA UNIT-FUSER 220V
• JC96-05063A : ELA UNIT-FUSER 110V
※ Thermostat – Critical Temperature-Detecting Device
※ Thermistor – Temperature-Measuring Device
Ⅱ. Process
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Ⅱ. Process
3-5. LSU Laser diode : Dual type Same as Elbert Protecting glass for beam slot Safety inter-rock switch against beam emission while front cover open
3. Mechanical Parts3. Mechanical Parts
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Ⅱ. Process
3-6. DADF
Faster ADF than Elbert : 30 cpm/LTR (MDSP) Solenoid clutch Duplex Auto Document Feeder : Capacity 50 Sheets Document Align : Center (with document guide)
3. Mechanical Parts3. Mechanical Parts
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Ⅱ. Process
3-7. Flatbed Scanner
Enhanced color CCD(Charge Coupled Device) : Kepler Middle with white LED light
Minimum Scan Line Time: 0.73ms(Color) / 0.365(Mono) Scan Resolution : Optical 600 x 600 DPI Color Depth : 36 Bits (Internal), 24Bits (External)
3. Mechanical Parts3. Mechanical Parts
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Ⅱ. Process
3-8. OPE panel
LCD : 7" Color LCD ( 800 by 480 line color TFT LCD )
3. Mechanical Parts3. Mechanical Parts
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Ⅱ. Process
3-9-1. Toner Cartridge(1)
Capacity : 4,000 images (in box) / 10,000 images (After-Market) [ ISO19752 pattern on A4 paper and 68°F (50 %) ~75 °F (60 %) ] CRUM with encryption Non-magnetic 1 element contacting method Toner: Non-magnetic 1 element shatter type toner (Average Dia. 8 ㎛ )
Drum OPC DR SR Agi tat or1 Agi tat or2
Cap-Toner
CRCl eani ng Bl ade
Frame- CR- Hol der
Doctor Bl ade
Frame- DeveFrame- Cl eani ng
PCB-CRUM
3. Mechanical Parts3. Mechanical Parts
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Ⅱ. Process
3-9-2. Toner Cartridge(2)
OPC Cleaning: Rake used toner into waste toner box with cleaning blade OPC Drum protecting Shutter : Do not have
Waste toner box
OPC drum
Cleaning blade
OPC Drum(no protecting shutter)
Waste toner box
OPC drive gear
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Ⅱ. Process
3-9-3. Toner Cartridge(3) Method of toner supply : Toner is transported to the developing roller by supply roller.
Regulating toner level : SUS Blade (Doctor Blade)
Sus blade
Developing rollerSupply roller
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Ⅱ. Process
3-9-4. Components layout
Toner CartridgeToner Cartridge
Cleaning Frame OPC DR SR
Agitator1 Agitator2
CRUM
CR
CR cleaning
Doctor Blade
Cleaning Blade
Upper Frame
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D/ROPC
S/RC/R
(-)390V (-)590V(-)1350V@NN
(-)1300 ~ (-)1450V
(+)1300V@NN
(+)400 ~ 5000V
D/R Voltage
Measurement
S/R Voltage
Measurement
GndGnd Gnd
Gnd
T/R
3-9-5. Applied voltage & measurement
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Ⅲ. Maintenance
3-9-6. Redistributing Toner
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Ⅱ. Process
3. System Layout3. System Layout3-10. Duplex Unit
A4, Letter, Folio, Oficio and Legal Recommended to use heavier paper than 75gsm for duplex printing Standard
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Ⅱ. Process
3. System Layout3. System Layout3-11. Optional Feeder (SCF)
Capacity : 500 sheets (80gsm) Available paper size : A5, Executive, JIS B5, ISO B5, A4(210x297mm), Letter(216x279mm),
Legal, Folio, Oficio
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Ⅱ. Process
4. Electrical Parts4. Electrical Parts
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Ⅱ. Process
4-1. Main Board
4. Electrical Parts4. Electrical Parts
Scan MOTIC
CHORUS3(ASIC)
Flash Memory
USB IC
DDR2 DIMM
Network IC
4-1. Main Board
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Ⅱ. Process
4-2. Installing Printer Memory4. Electrical Parts4. Electrical Parts
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Ⅱ. Process
SUPPLY -630±3% THV
+1300±3% -1200±3%
OPC -130±15.4%
MHV -1350±3%
DEV -430±3%
4. Electrical Parts4. Electrical Parts4-3. HVPS
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Fuse ACFuse AC
24V24V
Ⅱ. Process
4. Electrical Parts4. Electrical Parts
5V5V
FU
SERFU
SER
4-4. SMPS
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Ⅱ. Process
4. Electrical Parts4. Electrical Parts4-5. PBA-DRIVER
DuplexDuplexmotormotor
Exit motor / Duplex motor Main FAN / LSU FAN / SMPS FAN SMPS MAIN PBA
SMPSSMPS
MAI
N
MAI
N
PBA
PBA
→→mainmain FanFan
→→SMPSSMPSFanFan
→→Exit motorExit motor
LSU fanLSU fan
A3983SLP(Duplex motor)
Duplex motor
SMPSSMPS fan
Main FanLSU Fan
Exit motor
A3983SLP(Exit motor)
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Ⅱ. Process
4. Electrical Parts4. Electrical Parts4-6. PBA-DADF
MAINMAINPBAPBA
DADF motor DADF P_POS / DADF P_REGI / DADF P_DET sensor DADF Cover OPEN / P_SIZE sensor DADF Exit solenoid / DADF Pick up solenoid
P
_PO
S P_
POS
sens
orse
nsor
P_R
EGI
P_R
EGI
sens
orse
nsor
→→Exit solenoidExit solenoid
P
_DET
P_
DET
se
nsor
sens
or
CO
VER
C
OVE
R
OPE
NO
PEN
sens
orse
nsor
P_sizeP_sizesensorsensor
D
ADF
DAD
Fm
otorm
otor
→→Pick Up solenoidPick Up solenoid
Reg
iR
egi
sole
noid
sole
noid
A3983SLP(DADF motor)
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Ⅱ. Process
4. Electrical Parts4. Electrical Parts4-7. PBA-OPE_MAIN
LCD OP_KEY_SUB / OP_KEY
MAIN IF(POWER)
S3C2413CNOR FLASH
32MB
OP_KEY_SUB
LCD INTERFACE
DDR1 SDRAM32MB
MAIN IF(USB)
BACK LIGHT
TOUCHSCREEN
DEBUG JTAG
OP_KEY
BUZZER
OP_KEY_SUBOP_KEY_SUB
L
CD
LC
D
MAI
N IF
MAI
N IF
→→OP_KEYOP_KEY
LC
D
LCD
TO
UC
H IF
TOU
CH
IF
LC
D
LCD
B
ACK
B
ACK
LI
GH
T IF
LIG
HT
IF
M
AIN PB
AM
AIN PB
A
O
P_KEY_SU
BO
P_KEY_SU
B
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Ⅱ. Process
4. Electrical Parts4. Electrical Parts4-8. PBA-OPE_KEY_SUB
USB HUB IC(USB2415-AEZG) LEFT side KEY and LED of OPE -. LED : MACHINE STATUS GREEN and RED -. KEY : MACHINE SETUP KEY, JOB STATUS
O
PE_MAIN
OPE_M
AIN
O
PE_MAIN
OPE_M
AIN
M
AIN PB
AM
AIN PB
A
USB2415-AEZG(USB HUB IC)
USB DIRECTUSB DIRECT
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Ⅱ. Process
4. Electrical Parts4. Electrical Parts4-9. PBA-OPE_KEY
O
PE_M
AIN
OPE
_MAI
N
RIGHT side KEY and LED of OPE -. LED : POWER SAVE / INTERRUP PRINTING -. KEY : INTERRUPT / CLEAR ALL / STOP CLEAR / ON HOOK / REDIAL-PAUSE / CLEAR / NUMBER 1 ~ 0
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Ⅱ. Process
4. Electrical Parts4. Electrical Parts4-10. PBA-FAX
SiLAB modem
MAIN
PBA
MAIN
PBA
LINELINE
EXTERNALEXTERNAL
SI2435
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Ⅱ. Process
4. Electrical Parts4. Electrical Parts4-11. PBA-SCF(Option)
BLDCBLDC
BLDC / Solenoid Paper empty sensor
Paper Paper em
pty em
pty sensorsensor
S3F443FX
solenoidsolenoid
→→MAIN PBAMAIN PBA
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Ⅰ. What is the function of paper feeding sensor ? Ⅱ. Do you know life span of Transfer Roller? Ⅲ. Do you know the function of Thermistor and Thermostat?
ReviewReview
Ⅱ. Process
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Ⅲ. Disassembly
Ⅰ. Studying the method of disassemble parts from a complete whole Ⅱ. Comprehension of the function of each parts
Ⅲ. Understanding the basic structures of major part
ObjectivesObjectives
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Ⅲ. Disassembly
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Ⅲ. Disassembly
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Ⅲ. Disassembly
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Ⅲ. Disassembly
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Ⅲ. Disassembly
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Ⅲ. Disassembly
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Ⅲ. Disassembly
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Ⅲ. Disassembly
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Ⅲ. Disassembly
5
5
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Ⅲ. Disassembly
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Ⅲ. Disassembly
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Ⅲ. Disassembly
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-. Refer to ‘Service Manual’-. Refer to ‘Service Manual’
Ⅲ. Disassembly
TBD
-. Refer to ‘Exploded view’-. Refer to ‘Exploded view’
1. Actual Training1. Actual Training
Adobe Acrobat Document
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Ⅰ. Building ability to deal with various problems raised in the field by reviewing troubleshooting Ⅱ. Check the solution of each problem. Ⅲ. Check the difference of each Jam.
ObjectivesObjectives
Ⅳ. Troubleshooting
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Ⅳ. TroubleshootingClearing Jams in the Paper Tray
Type Case Jam Removal Jam Layout
Jam 0 Leading edge of media does not arrive at registration within a certain time after pick-up(If fails at a time,it tries pick-up again)
1. Pull out cassette2. Remove jammed paper
Jam 1 Leading edge of media does not arrive at Exit Sensor within a certain time after registration
1. Open front cover2. Pull out toner cartridge3. Remove jammed paper
Jam 2 Trailing edge of media does not leave Exit Sensor within a certain time after touching registration
1. Open rear cover(2. Pull down jam lever on fuser unit
and open fuser cover)3. Remove jammed paper from exit
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Ⅳ. TroubleshootingClearing Jams in the Paper Tray
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Ⅳ. TroubleshootingClearing Jams in the Paper Tray
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Ⅳ. TroubleshootingClearing Jams in the Paper Tray
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Ⅳ. TroubleshootingClearing Jams in the Duplex Unit
Type Case Jam Removal Jam Layout
Duplex Jam 1 Trailing edge of media leaves Exit Sensor, and does not arrive at Duplex Sensor
1. Open rear cover2. Remove jammed paperOR1. Pull out duplex unit 2. Remove jammed paper from duplex
unit
Duplex Jam 0 Leading edge of media does not arrive at registration within a certain time after touching Duplex Sensor
1. Open rear cover2. Remove jammed paperOR1. Pull out duplex unit 2. Remove jammed paper from duplex unit
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Ⅳ. TroubleshootingClearing Jams in the Duplex Unit
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Ⅳ. TroubleshootingClearing Jams in the DADF
Type Case Jam Removal
Document Jam All case of DADF Jam 1. Open DADF open cover2. Remove jammed paperOR1. Open DADF open cover and Lift up DADF middle cover2. Remove jammed paper
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Ⅳ. TroubleshootingClearing Jams in the DADF