Samsung SyncMaster P2370H User manual

LCD-Monitor
Chassis : LS23EFV
LS24EFH
Model : P2370H
P2470H
SERVICEManual
TFT-LCD Monitor Contens
P2370H / P2470H
Refer to the service manual in the GSPN (see the rear cover) for the more information.
1. Precautions
2. Product specications
3. Disassembly and Reassemble
4. Troubleshooting
5. Exploded View & Part List
6. Wiring Diagram
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Contents
1. Precautions.............................................................................................................. 1-1
1-1. Safety Precautions ......................................................................................................... 1-1
1-2. Servicing Precautions..................................................................................................... 1-2
1-3. Static Electricity Precautions .......................................................................................... 1-2
1-4. Installation Precautions .................................................................................................. 1-3
2. Product specications............................................................................................ 2-1
2-1. Feature & Specications................................................................................................. 2-1
2-2. Spec Comparison to the Old Models.............................................................................. 2-2
2-3. Accessories .................................................................................................................... 2-3
2-4. Accessories (Sold separately) ........................................................................................ 2-4
3. Disassembly and Assembly ................................................................................... 3-1
3-1. Disassembly ................................................................................................................... 3-1
4. Troubleshooting ...................................................................................................... 4-1
4-1. Troubleshooting .............................................................................................................. 4-1
4-2. When the power does Not Turn on................................................................................. 4-2
4-3. When the screen is blank (Analog)................................................................................. 4-4
4-4. When a blank screen is displayed (Digital)..................................................................... 4-7
4-5. When a blank screen is displayed (HDMI) ................................................................... 4-10
4-6. Error Examples and Actions ......................................................................................... 4-13
4-7. Adjustment.................................................................................................................... 4-14
5. Exploded View & Part List ...................................................................................... 5-1
5-1. Exploded View (P2370H) ................................................................................................. 5-1
5-2. Parts List (P2370H) ......................................................................................................... 5-3
5-3. Exploded View (P2470H) ................................................................................................. 5-6
5-4. Parts List (P2470H) ......................................................................................................... 5-8
6. Wiring Diagram........................................................................................................ 6-1
6-1. Wiring Diagram - Main Board ......................................................................................... 6-1
6-2. Wiring Diagram - IP Board.............................................................................................. 6-2
6-3. Connector Functions ...................................................................................................... 6-3
6-4. Cables ............................................................................................................................ 6-3
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GSPN (Global Service Partner Network)
Area Web Site
North America http://service.samsungportal.com
Latin America http://latin.samsungportal.com
CIS http://cis.samsungportal.com
Europe http://europe.samsungportal.com
China http://china.samsungportal.com
Asia http://asia.samsungportal.com
Mideast & Africa http://mea.samsungportal.com
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.
© 2009 Samsung Electronics Co.,Ltd.
All rights reserved.
Printed in Korea
P/N: BN82-00764A-00
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3-1
3. Disassembly and Assembly
3. Disassembly and Assembly
This section describes the disassembly and reassembly sequences for this monitor.
Warning: As this monitor has parts that are sensitive to static electricity, be careful when handling them.
3-1. Disassembly
Caution: 1. Turn the monitor off before beginning the disassembly process.
2. When disassembling the monitor, do not use any metal tools except for the provided jig.
3. Disassemble the monitor carefully as directed in the following procedures.
4. When assembling and disassembling the monitor, the gasket attached to the PCB may be detached
from the PCB. Therefore, make sure to check whether it is attached to the PCB correctly. If it is detached
from the PCB, make sure to reattach it.
Description Photo Screws
1. Placeasoftclothontheoorandplacethe
monitor on it so that the front of the monitor is on
the cloth.
Caution: If you do not tilt the stand and use too
much force to remove it, the connection
pin may break.
2. Hold one edge of the FRONT-COVER and push
it downwards to separate it.
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3-2
3. Disassembly and Assembly
Description Photo Screws
3. Separate the other side in the same way.
4. Lift the REAR-COVER up to separate it.
5. Remove the FFC cable, the LED driver wire, the
function wire and the two hex-head screws, and
separate the DVI shield.
6. Remove the PBA bracket.
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3-3
3. Disassembly and Assembly
Description Photo Screws
7. Separate the inverter and the main PBA from the
PBA bracket.
※The assembly is in the reverse order of disassembly.
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3-4
3. Disassembly and Assembly
Memo
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5-1
5. Exploded View & Part List
5. Exploded View & Part List
5-1. LS23EFVKU/XF - Exploded View (P2370H)
T0003
M0215
M0215
M0014
M0006
M0013
STD
M0027
M0020
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5-2
5. Exploded View & Part List
5-1-1. LS23EFVKU/XF - Parts List (P2370H)
Location No. Code No. Description & Specication Q’ty SA/SNA Remark
M0006 BN96-11906C ASSY SHIELD P-COVER;P2370H,SECC,T0.8 1 SNA
M0013 BN96-12215A ASSY COVER P-REAR;ECOFIT(P2370H),ABS HB, 1 SA
M0014 BN94-03171L ASSY PCB MAIN-STZ,W/W;LS23EFV*,W/W 1 SA
M0020 BN96-10522C ASSY BOARD P;Ecot LED,CT5000-6590C,SEC 1 SA
M0027 BN96-11315A ASSY STAND P-BASE;ECOFIT,ROSE BLACK 1 SA
M0215 BN07-00609A LCD-PANEL;LTM230HT01,SSRZTS,6Bit + Hi-FR 1 SA
M0215 BN44-00308B INVERTER;Ecot21.5,23"W,GH329B,60khz,14 1 SA
STD BN96-09628C ASSY STAND P-BODY;ECOFIT,PC,ROSE BLACK 1 SA
T0003 BN96-09624L ASSY COVER P-FRONT;LS23EF(P2370H),PMMA,P 1 SA
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5-3
5. Exploded View & Part List
5-2. LS23EFVKU/XF - Parts List (P2370H)
Service Bom (SA: SERVICE AVAILABLE, SNA: SERVICE NOT AVAILABLE)
Level Location No. Code No. Description & Specication Q’ty SA/SNA Remark
0.1 BN90-02018J ASSY COVER FRONT;LS23EF (P2370H) 1 SNA
..2 T0003 BN96-09624L ASSY COVER
P-FRONT;LS23EF(P2370H),PMMA,P 1 SA
...3 W392 6003-000282 SCREW-TAPTYPE;BH,+,-,B,M3,L8,ZPC(BLK),SW 1 SA
...3 AB258 BN61-05849A BRACKET-PANEL;P2370H,SECC,T1.0 1 SNA
...3 BN63-01474G FELT-STAND;ECOFIT23"(P2370),T0.35,20,127 1 SNA
...3 CCM1 BN63-02183D COVER-SHEET;Rhcm,PE Vinyl,T0.04,680mm,20 0.5 SNA
...3 M0112 BN63-05423P COVER-FRONT;P2370H,PMMA,PMMA+ABS,H
B,TTP0 1 SNA
...3 T0527 BN68-00798D LABEL-ENERGY,STAR;L/M,W/W,PET,T0.05,9.3, 1 SNA
...3 M0020 BN96-10522C ASSY BOARD P;Ecot LED,CT5000-6590C,SEC 1 SA
....4 M2893 BN39-01164B LEAD CONNECTOR;ECOFIT
LED,UL1571#30,5P,1 1 SA
....4 M0020 BN96-10522A ASSY BOARD P;Ecot,Function Assy,Withou 1 SA
.....5 T0172 BN94-02622R ASSY PCB MISC-ECOFIT,F/PCB,BN96-10522A;E 1 SNA
......6 T0260 BN64-01023A KNOB-CONTROL MIRROR;ECOFIT
23",ABS,HB,WH 1 SNA
......6 T0186 BN64-01024A INLAY-PLATE;P2370,ECOFIT 23",PET SHEET,T 1 SNA
......6 BN74-00025A TAPE-FUNCTION TAPE;DOUBLE FACE
TAPE,Poly 1 SNA
......6 BN74-00026A TAPE-FUNCTION TAPE;DOUBLE FACE
TAPE,Poly 1 SNA
......6 T0174 BN97-03017N ASSY SMD;ECOFIT,F/PCB-SMD 1 SNA
.......7 L0405 0601-002331 LED;SMD,(SIDE VIEW ),WHT,2.04mm 6 SNA
.......7 FAR22 2007-000082 R-CHIP;3.3Kohm,5%,1/10W,TP,1608 1 SNA
.......7 AD480 2203-006618 C-CER,CHIP;2200nF,+80-20%,16V,Y5V,TP,160 2 SNA
.......7 3711-005743 HEADER-BOARD TO
CABLE;BOX,5P,1R,1.25mm,A 1 SA
.......7 BN41-01189A PCB-FUNCTION;Ecot Function PCB,FR-4,2, 1 SNA
.......7 BN81-03258A A/S-MCS-5000 ECOFIT;ECOFIT PROJECT,1209- 1 SNA
0.1 M0002 BN90-02320A ASSY COVER REAR;LS23EF,P2370H 1 SNA
..2 M0013 BN96-12215A ASSY COVER P-REAR;ECOFIT(P2370H),ABS
HB, 1 SA
...3 M0081 6003-001001 SCREW-TAPTYPE;FH,+,B,M3,L8,ZPC(BLK),SW
RC 1 SNA
...3 M0081 6003-001239 SCREW-TAPTYPE;FH,+,B,M4,L10,ZPC(WHT),S
WR 2 SNA
...3 CIS4 BN61-05084A HOLDER-STAND;ECOFIT 23",ACETAL,WHITE 1 SNA
...3 T0060 BN61-05090A SPRING ETC;ECOFIT 23",SK5,T0.5 1 SNA
...3 T0060 BN61-05091A SPRING ETC-STAND;ECOFIT 23",SK5,T0.3 1 SNA
...3 CCM1 BN63-02183D COVER-SHEET;Rhcm,PE Vinyl,T0.04,680mm,20 0.5 SNA
...3 M0111 BN63-05442A COVER-STAND;P2370, ECOFIT
23",PMMA+ABS,H 1 SNA
...3 M0006 BN63-06156A COVER-REAR;Ecot 23",ABS,HB,BK23,H/Glos 1 SNA
...3 BN63-06157A SHIELD-LAMP;P2370H,SPTE,T0.3 1 SNA
0.1 BN91-02922A ASSY LCD;LTM230HT01,Cream-MFM 23" 1 SNA
..2 M0215 BN07-00609A LCD-PANEL;LTM230HT01,SSRZTS,6Bit + Hi-FR 1 SA
0.1 BN91-03700C ASSY SHIELD;LS23EFV*,ECOFIT 1 SNA
..2 CIS1 BN74-00021A TAPE-FILAMENT;Filament tape,clear,#8915, 0.18 SNA
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