Samsung SCX-5315F User manual

DIGITAL LASER MFP
SCX-5315F Series
SCX-5315F
SCX-5115
1. Precautions
2. Specifications
3. Disassembly
4.Troubleshooting
5. ExplodedViews and Parts List
6. Block Diagram
7. Connection Diagram
DIGITAL LASER MFP CONTENTS
SERVICE MANUAL

Specification
Samsung Electronics 2-1
2. Specification
Specifications are correct at the time of printing. Product specifications are subject to change without notice.
See below for product specifications.
2-1 General Specifications
* Sound Pressure Level, ISO 7779
Item Description
Type of Unit Desktop
Operation System Win95/98/ME/ NT /2000/XP
Duplex Printing Yes(Default)
Interface IEEE1284(ECP)
USB(without HUB mode)
CPU 120 MHz(ARM946ES)
Emulation PCL6
Warming up Time 30 Sec (Stand-By), 25˚C
Absolute Storage Condition Temperature : -20°C ~ 40°C, Humidity : 10% RH ~ 95% RH
Operating Condition Temperature : 10˚C ~ 32˚C, Humidity : 20% RH ~ 80 % RH
Recommended Operating Condition Temperature : 16°C ~ 30°C, Humidity : 30% RH ~ 70% RH
Dimension(W X D X H) 560 X 433 X 459 mm
Weight About 22.5 Kg(with CRU)
* Acoustic Noise Less than 56/50 dB(Copy/Printing mode)
Power Rating AC 100VAC ~ 127VAC ± 15 %, 50/60Hz ± 3Hz
AC 220VAC ~ 240VAC ± 15 % , 50/60Hz ± 3Hz
Power Consumption Avg. 320Wh
Power Save Consumption Avg. 35Wh
Recommended System Requirement Pentium IV 1.2 Ghz, 128 MB RAM, 220MB(Hard Disk)
Minimum System Requirement Pentium II 400Mhz, 64 MB RAM, 120MB(Hard Disk)
LCD 16 characters X 2 lines
Memory 4 Mbyte for flash Memory , 16 Mbyte for SDRAM

Specification
Samsung Electronics2-2
2-2 Printer Specifications
* Print speed will be affected by Operating System used, computing performance, application software,
connecting method, media type, media size and job complexity.
2-3 Facsimile Specification(SCX-5315F Only)
Item Description
Printing Method Laser Scanning Unit + Electro Photography
*Speed Single Side : Up to 15 PPM
(Letter Size, 5% Character Pattern)
Duplex : Up to 7.5 IPM(Images/Min) (Letter Size, 5% Character Pattern)
Source of Light LSU(Laser Scanning Unit)
Duplex Printing Yes(Default)
Resolution(Horizontal XVertical) Up to 1200 x 1200 DPI effective output
Feed Method Cassette Type , By Pass Tray,
ADF(Automatic Document Feeder)
Feed Direction FISO(Front-In Side-Out)
Paper Capacity(Input) Cassette : 550 Sheets
By Pass Tray : 100 Sheets(based on 75g/ß
≥
, 20lb)
Paper Capacity(Output) Face Down : 250 Sheets
Effective Print Width 203 ± 1mm (8 inch)
Item Description
Standard Recommendation ITU-T Group3(ITU : International Telecommunications Union)
Application Circuit PSTN or behind PABX
(PSTN : Public Switched Telephone Network.
PABX : Private Automatic Branch Exchange)
Data coding(Compression) MH/MR/MMR/JPEG(Transmission)
Modem speed 33600 /14400/12000/9600/7200/4800/2400 bps
Transmission Speed Approximately 3 sec(33,600 bps)
Effective Scanning Width 8.2 inches(208 mm)
Halftone 256 Levels
Paper Capacity(Input) ADF(Automatic Document Feeder) : 30Sheets(75g/ß
≥
)
FAX Mode Standard /Fine/Super Fine/Halftone
Memory 4MB

Specification
Samsung Electronics 2-3
2-4 Scanner Specification
* Speed will be affected by Operating System used, computing performance, application software, connecting
method, media type, media size and job complexity.
2-5 Copy Specification
NOTE :
(1) Speed claims based on the test chart : Letter size.
SDMP : Single Document Multiple Printout
MDSP : Multiple Document Single Printout
• Speed will be affected by Operating System used, computing performance, application software,
connecting method, media type, media size and job complexity.
Item Description
Type Flatbed(with ADF)
*Speed Mono : Up to 1.2 msec/line, Color : Up to 2.5 msec/line
Device Color CCD(Charge Coupled Device) Module
Interface IEEE1284(ECP Support)
USB(without HUB Mode)
Compatibility TWAIN Standard , WIA
Optical Resolution(H X V) Up to 600 x 600 DPI effective output
Interpolation Resolution Max. 4800 dpi
Halftone 256 Levels
Effective Scan width 8.2 inches(208 mm)
Item Description
Mode B/W
Quality Text/Photo/Mixed
Mono Copy Speed
(1)
Platen(SDMP) : Up to 12 cpm in A4 size, IDC 5% pattern
ADF (SDMP) : Up to 12 cpm in A4 size, IDC 5% pattern
ADF (MDSP) :Text/mixed : Approx.7 cpm in A4 size, IDC 5% pattern
: Photo :Approx. 3 cpm in A4 size, IDC 5% pattern
Optical Resolution (H x V) Up to 600 x 600 DPI effective output
Multi Copy 99 pages
Maximum Original Size Legal
Maximum Page Size Legal
Paper Type Selection Plain , Legal , Cardstock , Transparency
Zoom Range Platen : 25 ~ 400%(1% Step)
ADF : 25~100 %(1% Step)

Specification
Samsung Electronics2-4
2-6Telephone Specification(SCX-5315F Only)
2-7 Consumables
Item Description
Speed Dial 80EA
Tone/Pulse Tone only user modeTone/Pulse selectable in tech mode.
Item Description
Type Separate type
(Toner Cartridge / Drum Cartridge)
Life Toner Cartridge Up to 6,000 sheets
( 5% coverage pattern, simplex normal mode )
Drum Cartridge Up to 15,000 sheets
(simplex normal mode )

T I D I
This service manual is also provided on the web,
the ITSELF system Samsung Electronics Co., Ltd.
“http://itself.sec.samsung.co.kr”
© Samsung Electronics Co.,Ltd. JULY 2003
Printed in Korea.
VERSION NO. : 1.00 CODE : JC-0086A
This Service Manual is a property of Samsung Electronics
Co.,Ltd. Any unauthorized use of Manual can be punished
under applicable International and/or domestic law.

Disassembly and Reassembly
Samsung Electronics 3-1
3. Disassembly and Reassembly
3-1 General Precautions on Disassembly
When you disassemble and reassemble components, you must use extreme caution.
The close proximity of cables to moving parts makes proper routing a must.If components are removed, any
cables disturbed by the procedure must be restored as close as possible to their original positions.Before
removing any component from the machine, note the cable routing that will be affected.
Whenever servicing the machine, you must carry out the following :
1. Check to verify that documents are not stored in memory.
2. Unplug the power cord.
3. Use a flat and clean surface.
4. Replace only with authorized components.
5. Take care when removing plastic component-do not force.
6. Make sure all components are in their proper position.
3-2 Rear Cover
1. Remove the six screws securing the Rear Cover.
2. Separate the rear cover from the base frame and Scanner Ass'y.

Disassembly and Reassembly
3-2 Samsung Electronics
3-3 Scanner Ass'y
1. Before you remove the Scanner Ass'y, you
should remove:
- Rear Cover (see page 3-1)
2.Take out the Shield Main Upper.Unplug the one
connector and CCD cable.
Notice :
To avoid damage to the CCD cable connector ensure that
you pull the cable out carefully. Pull in line with the con-
nector not at an angle.
3. Remove the three screws, as shown below.
4. Open the Side Cover assembly first to open the
Front cover. In the other words, close the front
cover first to assembly it.
5. Remove two screws.
Side CoverAss’y
Front Cover
1
2

Disassembly and Reassembly
Samsung Electronics 3-3
6. Pull up the Scanner Ass'y in the direction of
arrow.
7. Remove the connector from the Platen Ass'y.
8. Open the ADF Ass’y in the direction of arrow.
Pull the ADF Ass'y upward and remove it.
9. Remove the three screws securing the Platen
Ass'y.

Disassembly and Reassembly
3-4 Samsung Electronics
10. Pull the OPE Ass'y and unplug the one connector.
11. Remove the five screws securing the Platen Ass'y.
12. Unlatch the Scan Upper Ass'y securing the
glass and remove it.
Notice :
When dismantling the Scan Assy ensure your work area
is clean. Dirt or dust on the scan head can lead to a deg-
radation in scanned image quality.
13. Remove the two scews and pull the Dummy
Upper Ass’y.
Dummy Upper Ass’y

Disassembly and Reassembly
Samsung Electronics 3-5
14. Remove the four screws and Channel Base
Frame.
15. Remove the five screws and Dummy Scan-
Lower.
16. Remove the CCD cable.
17.Pull up the Shaft CCD and take out the Scanner
Module.
18. Remove three screws and take out the Motor
Bracket.
Channel Base Frame
Cover Scan Lower
Cover Dummy Lower
CCD Cable
Scanner Module
Shaft CCD
Belt
Pully

Disassembly and Reassembly
3-6 Samsung Electronics
19. Remove the OPE Harness from the Platen
PBA. Remove two screws and take out the
Platen PBA.
Notice :
Take special care when reassembling the CCD Module
onto the Platen Ass'y.The CCD Module is located just to
the right side the Belt Tension Spring as shown below.
Platen PBA
OPE Harness
Scanner Module
Belt Tension Spring

Disassembly and Reassembly
Samsung Electronics 3-7
3-4 ADF Ass'y
1. Before you remove the ADF Ass'y, you should
remove:
- Rear Cover (see page 3-1)
- Scanner Ass'y (see page 3-2)
2. Remove the five screws from the Platen Cover.
3. Open the Cover.Remove Cover Side R. Unlatch
the Side Cover L by pushing the catch hooked to
the Platen Cover using a sharp tool and remove
Side Cover L.
4. Pull the ADF Ass'y upward and remove it.
5.Tack out he Open Cover.
Platen CoverAss’y
Side Cover L
Cover Open
Side Cover R
Platen CoverAss’y
Open Cover

Disassembly and Reassembly
3-8 Samsung Electronics
6.Take out the Pick-up Ass’y.
Remove the four screws and the ADF Upper. 7. Remove three screws and take out the ADF Motor ass'y.
Pick-up Ass’y
ADF Upper

Disassembly and Reassembly
Samsung Electronics 3-9
3-5 OPE Ass'y
1. Before you remove the OPE Ass'y, you should
remove:
- Rear Cover (see page 3-1)
- Scanner Ass'y (see page 3-2)
2. Remove ten screws securing the OPE PBA and
the LCD Module from the OPE Cover.
3. Remove the contact rubbers from the unit.
4. Remove the key pad from the unit.
Caution
The above information is for the SCX-5315F model.
For the SCX-5115 model, the OPE Ass’y is slightly differ-
ent, prats maked “a”are not fitted.

Disassembly and Reassembly
3-10 Samsung Electronics
3-6 Side Cover Ass'y
1. Remove the two screws to release the Stop-
per(Main Frame side) securing the Side Cover
to the Main Frame.
2. Completely open the Side Cover door.The left
hand hinge (1) should be lifted to free it.Then
push the whole door assembly to the left to free
the right hand hinge (2).
* MP-Tray
1.To dismantle the MP tray release the lower
hinges (1).
2. As shown in (1) below align the door supports in
a horizontal position.This will allow the Tray-
Case to be removed from the Tray Links.To
remove the Tray-Links adjust the position of the
Tray Link to a 45?angle to align the slot in the
Tray Link Tray-Case
MP Tray
1
2
1
1
1
2
3

Disassembly and Reassembly
Samsung Electronics 3-11
* Duplex Ass’y
1. To remove the Duplex Ass'y from the Side Door
Ass' locate the plastic clips, 2 on each side, and
release them.
DuplexAss’y
*Transfer Roller Ass’y
1.Take out the Transfer Roller, as shown below.

Disassembly and Reassembly
3-12 Samsung Electronics
3-7 Fuser Ass'y
1. Before you remove the Fuser Ass'y, you should
ensure power is off and remove :
- Rear Cover Ass'y (see page 3-1)
- Side Cover Ass'y (see page 3-9)
2. Remove the two screws and take out the Con-
nector Cover and the Cover Bracket.
3. Unplug the one connector.
4.Remove the three screws and take out the Fuser
Ass'y.
5. Remove the four screws and take out the Ther-
mostat.
Cover Bracket
Halogen Lamp

Disassembly and Reassembly
Samsung Electronics 3-13
6. Remove the two screws and take out the Halo-
gen Lamp. 7. Remove 2 screws and hinge open the Lower Fuser Ass'y, remove the Heat Roller Ass'y from
the Upper Fuser Ass'y.
Thermostat
Heat Roller

Disassembly and Reassembly
3-14 Samsung Electronics
3-8 Exit Ass'y
1. Before you remove Exit Ass'y, you should
remove:
- Rear Cover (see page 3-1)
- Scanner Ass'y (see page 3-2)
2.Remove four screws, and then untie the harness
from the Exit Upper.Unplug four connectors and
unlatch the Dummy Base Frame, as shown
below.
3.Move the Exit Roller Release Lever to the upright
position as shown in the diagram below and lift
the exit ass'y to remove it.
3-9 Cover Paper Exit Ass'y
1. Before you remove the Cover Paper Exit Ass'y,
you should remove:
- Rear Cover (see page 3-1)
- Scanner Ass'y (see page3-2)
2. Remove two screws and Cover Paper Exit Ass'y,
as shown below.
Cover Paper Exit Ass’y