Page 1
HISTORY
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Model Name: SDM-HS73
SERVICE MANUAL
Part No. : 9-978-783-03
Date SUPP./CORR. Description of SUP/COR
2003.09 NEW –
2003.09 Repair parts modification. Yes
2004.03 TPV Productions Addition. Yes
Change of
main text
Page 2
SERVICE MANUAL
M
E
N
U
OK
SDM-HS73
US Model
Canadian Model
AEP Model
Chinese Model
TFT LCD COLOR COMPUTER DISPLAY
Page 3
There are some different LCD panels are used in the model SDM-HS73.
Therefore the repair parts are also different.
Please confirm the serial number before repairing.
LGE Production
Color
WHITE U/C 17-4445-10 SDM-HS73/WC UC7
GRAY U/C 17-4461-10 SDM-HS73/HC UC7
BLUE U/C 17-4458-10 SDM-HS73/LC UC7
BLACK U/C 17-4570-10 SDM-HS73/BC UC7
WHITE AEP 17-4445-20 SDM-HS73/WC EKZ
GRAY AEP 17-4461-20 SDM-HS73/HC EKZ
BLUE AEP 17-4458-20 SDM-HS73/LC EKZ
BLACK AEP 17-4570-20 SDM-HS73/BC EKZ
WHITE CH 17-4445-30 SDM-HS73/WC CN6
GRAY CH 17-4461-30 SDM-HS73/HC CN6
BLACK CH 17-4570-30 SDM-HS73/BC CN6
DescriptionProduct CodeDest.
Serial Number
AU Panel LPL Panel
6,000,001-6,080,000 6,080,001-6,200,000
3,200,001-3,260,000
6,750,001-6,850,000
3,500,001-3,580,000 3,580,001-3,700,000
9,940,001-9,948,000 9,948,001-9,960,000
6,200,001-6,280,000 6,280,001-6,400,000
3,350,001-3,410,000 3,410,001-3,500,000
3,700,001-3,780,000 3,780,001-3,900,000
1,260,001-1,320,000 1,320,001-1,400,000
6,615,001-6,630,000 6,600,001-6,615,000
6,645,001-6,660,000 6,630,001-6,645,000
9,965,001-9,970,000 9,960,001-9,965,000
3,260,001-3,350,000
TPV Production
Color Destination Serial Number LCD Panel
White
Grey
Blue
Black
U/C
1,000,001-1,060,000 CPT Panel
1,060,001-1,100,000 AU Panel
1,210,001-1,222,000 CPT Panel
AEP
1,222,001-1,230,000 AU Panel
1,100,001-1,160,000 CPT Panel
U/C
1,160,001-1,200,000 AU Panel
1,230,001-1,242,000 CPT Panel
AEP
1,242,001-1,250,000 AU Panel
1,200,001-1,206,000 CPT Panel
U/C
1,206,001-1,210,000 AU Panel
1,250,001-1,256,000 CPT Panel
AEP
1,256,001-1,260,000 AU Panel
1,400,001-1,460,000 CPT Panel
U/C
1,460,001-1,500,000 AU Panel
1,500,001-1,530,000 CPT Panel
AEP
1,530,001-1,550,000 AU Panel
– 2 –
SDM-HS73 (E)
Page 4
- 3 SDM-HS73 (E)
Page 5
PRECAUTION
WARNING FOR THE SAFETY-RELATED COMPONENT.
• There are some special components used in LCD
monitor that are important for safety.
These parts are
marked on the schematic diagram and the
replacement parts list.
parts should be replaced with the manufacturer’s
specified parts to prevent electric shock, fire or other
hazard.
• Do not modify original design without obtaining written
permission from manufacturer or you will void the
original parts and labor guarantee.
TAKE CARE DURING HANDLING THE LCD MODULE
WITH BACKLIGHT UNIT.
• Must mount the module using mounting holes arranged
in four corners.
• Do not press on the panel, edge of the frame strongly
or electric shock as this will result in damage to the
screen.
• Do not scratch or press on the panel with any sharp
objects, such as pencil or pen as this may result in
damage to the panel.
It is essential that these critical
WARNING
BE CAREFUL ELECTRIC SHOCK !
• If you want to replace with the new backlight (CCFL) or
inverter circuit, must disconnect the AC adapter
because high voltage appears at inverter circuit about
650Vrms.
• Handle with care wires or connectors of the inverter
circuit. If the wires are pressed cause short and may
burn or take fire.
• Protect the module from the ESD as it may damage the
electronic circuit (C-MOS).
• Make certain that treatment person’s body are
grounded through wrist band.
• Do not leave the module in high temperature and in
areas of high humidity for a long time.
• The module not be exposed to the direct sunlight.
• Avoid contact with water as it may a short circuit within
the module.
• If the surface of panel become dirty, please wipe it off
with a softmaterial. (Cleaning with a dirty or rough cloth
may damage the panel.)
CAUTION
Please use only a plastic screwdriver to protect yourself
from shock hazard during service operation.
- 4 SDM-HS73 (E)
Page 6
Mode
H/V
Sort
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
720x400
70Hz
H – 35.00 864 640 64 64 96 224
V – 66.667Hz 525 480 3 3 39 45
640x480
60Hz
H – 37.50 840 640 16 64 120 200
V – 75.0Hz 500 480 1 3 16 20
640x480
65Hz
H – 31.500 900 720 18 108 54 180
V + 70.156Hz 449 400 12 3 34 49
640x480
75Hz
H – 35.162 896 720 34 40 102 176
V – 59.901Hz 587 480 12 2 93 107
720x480
60Hz
H +- 35.156 1024 800 24 72 128 224
V + 56.250Hz 625 600 1 2 22 25
800x600
56Hz
H + 37.879 1056 800 40 128 88 256
V + 60.317Hz 628 600 1 4 23 28
800x600
60Hz
H + 48.077 1040 800 56 120 64 240
V + 72.188Hz 666 600 37 6 23 66
800x600
72Hz
H + 46.875 1056 800 16 80 160 256
V + 75.0Hz 625 600 1 3 21 25
800x600
75Hz
H – 49.727 1152 832 32 64 224 320
V – 74.553Hz 667 624 3 3 37 43
832x624
(MAC16”)
75Hz
H – 48.363 1344 1024 24 136 160 320
V – 60.004Hz 806 768 3 6 29 38
1024x768
60Hz
H – 56.476 1328 1024 24 136 144 304
V – 70.069Hz 806 768 3 6 29 38
1024x768
70Hz
H + 60.023 1312 1024 16 96 176 288
V + 75.029Hz 800 768 1 3 28 32
1024x768
75Hz
H – 60.241 1328 1024 32 96 176 304
V – 74.927Hz 804 768 3 3 30 36
1024x768
(MAC19)
75Hz
H + 67.500 1600 1152 64 128 256 448
V + 75.000Hz 900 864 1 3 32 36
1152x864
75Hz
H – 68.681 1456 1152 32 128 144 304
V – 75.062Hz 915 870 3 3 39 45
1152x870
(MAC21)
75Hz
H – 61.795 1504 1152 30 128 194 352
V – 65.950Hz 937 900 2 4 31 37
1152x900
66Hz
H – 71.732 1472 1152 16 96 208 320
V – 76.068Hz 943 900 2 8 33 43
1152x900
75Hz
H + 31.216 1480 1170 37 129 144 310
V + 50.026Hz 624 584 3 3 34 40
1170x584
50Hz
H + 60.000 1800 1280 96 112 312 520
V + 60.000Hz 1000 960 1 3 36 40
1280x960
60Hz
H + 63.981 1688 1280 48 112 248 408
V + 60.020Hz 1066 1024 1 3 38 42
1280x1024
60Hz
H + 79.976 1688 1280 16 144 248 408
V + 75.025Hz 1066 1024 1 3 38 42
1280x1024
75Hz
Sync
Polarity
Frequency
Dot
Clock
Back Porch
(F)
Blanking time
(B)
Resolution
28.350
25.175
30.240
31.500
31.505
36.000
40.000
50.000
49.500
57.285
65.000
75.000
78.750
80.000
108.000
100.000
92.940
105.590
46.200
108.000
108.000
135.000
<< Dot Clock (MHz), Horizontal Frequency (kHz), Vertical Frequency (Hz), Horizontal etc... (µs), Vertical etc... (ms) >>
H – 31.469 800 640 16 96 48 160
V – 59.940Hz 525 480 10 2 33 45
Sync Duration
(D)
Front Porch
(C)
Video Active Time
(A)
Total Period
(E)
TIMING CHART
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SDM-HS73 (E)
Page 7
MENU
OK
MENU
OK
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12345
SDM-HS73 (E)
Page 8
WIRING DIAGRAM
GENESS
J705
J702
J710
CN3
CN1
CN2
CN4
Connector Ass’y
P/N: 6631T11012Q
Connector Ass’y
P/N: 6620K00002D
Connector Ass’y
P/N: 6631T20022J
Connector Ass’y
P/N: 6631T20023A
- 7-
SDM-HS73 (E)
Page 9
BLOCK DIAGRAM
D-SUB
GM2121
including
(MCU/ADC /LVDS )
Flash
Memory
LCD Module
R,G,B
differential
LVDS
(Low Voltage
Differential Signaling)
Data 8 Bit
Address
LIPS
5V
AVD D 3 .3 V
DVD D 3.3V
5V
AC Input
AVD D 2 .5 V
DVD D 2.5V
3.3V
Reg.
AVD D3.3V
DVDD 3.3V
2.5V
Reg.
AVD D2.5V
DVDD 2.5V
5V
5V
12V
R,G,B, H/V Sync
- 8 SDM-HS73 (E)
Page 10
- 9 SDM-HS73 (E)
Page 11
EXPLODED VIEW
9
16
1
5
2
10
GENESS
8
12
16
3
13
15
4
SONY
14
- 10 -
SDM-HS73 (E)
Page 12
EXPLODED VIEW P
LEG Production
ARTS LIST
- 11 SDM-HS73 (E)
Ref. No.
1
2
3
4
5
8
9
10
12
13
14
15
16
Part No.
Description
Remark
1-827-110-21 CABLE, D-SUB 6850TD9004C
1-827-118-21 CORD SET, POWER SUPPLY (UC) 6410TUW002G
1-827-120-21 CORD SET, POWER SUPPLY (AEP) 6410TEW005D
1-827-781-21 CORD SET, POWER SUPPLY (CH) 6410TCW004B
4-094-157-01 CD-ROM (MANUAL) (AEP, CH) 3170TZ1226B
4-094-506-11 CD-ROM (MANUAL) (UC) 3170TZ1226C
4-094-158-01 QUICK SETUP GUIDE(UC, CH) 3828TUO206B
4-094-158-11 QUICK SETUP GUIDE(AEP) 3828TUO206D
* 4-094-346-01 INDIVIDUAL CARTON 3890TSE412A
* 4-094-401-01 BAG, PROTECTION 3880TKZ009E
* 4-094-417-01 CUSHION 3920TKE217A
X-4041-462-1 BEZEL ASSY(White) 3091TKL061A
X-4041-466-1 BEZEL ASSY(Blue) 3091TKL061B
X-4041-478-1 BEZEL ASSY(Gray) 3091TKL061C
1-805-277-11 LCD PANEL (M170EN05) 6304FAU005A
X-4042-469-1 BACK CABINET ASSY(Gray) 3809TKL041C
X-4041-463-1 BACK CABINET ASSY(White) 3809TKL041A
X-4041-467-1 BACK CABINET ASSY(Blue) 3809TKL041B
X-4041-464-1 CENTER CABINET ASSY 3043TKK109A
A-1405-151-A H MOUNT/ CONTROL 6871TST369E
4-094-405-01 COVER, BOTTOM VENT(White) 3550TKK301A
4-094-405-11 COVER, BOTTOM VENT(Blue) 3550TKK301B
4-094-405-21 COVER, BOTTOM VENT(Gray) 3550TKK301C
1-900-273-29 LVDS CONNECTOR ASSY 6631T11016Q
A-1405-150-A A MOUNT/SCALER 3313TL7014G
A-1404-781-A G MOUNT/POWER AC-DC 6871TPT237G
4-094-406-01 COVER, REAR(White) 3550TKK302A
4-094-406-11 COVER, REAR(Blue) 3550TKK302B
4-094-406-21 COVER, REAR(Gray) 3550TKK302C
4-094-409-01 HINGE COVER 3550TKK305A
X-4041-465-1 STAND ASSY 3043TKK115A
X-4042-661-1 CENTER CABINET ASSY WITH TILT SWIVEL ASSY 3043TKK109B
4-094-454-01 PURSE LOCK 4930TKK026B
Page 13
TPV Production
y
P/N: 409445401
Ref. No. Part No. Description Remarks
1X-4043-112-1 BEZEL ASSY (Gray) 34L1264AHY L GP
2 1-805-564-11 LCD PANEL (CPT) 750LLC50G08 GP
3X-4043-113-1 BACK CABINET ASSY(Gray) 34L1266 HY L GP
4X-4042-894-1 CENTER CABINET ASSY 34L1267 HW B GP
5A-1410-864-A H MOUNT 33L4691 HW L GP
8 4-101-653-11 BOTTOM VENT COVER (Gray) 34L1269 HW L GP
9 1-900-283-15 CONNECTOR ASSY 95L8018-30-35 GP
10 A-1410-863-A A MOUNT (for CPT) 71521217-1 GP
12 A-1410-861-A G MOUNT (for CPT) 715L1200-E-GP
13 4-101-654-11 REAR COVER (Gray) 34L1268AHY B GP
14 4-101-657-01
15 X-4042-895-1 STAND ASSY 705L780KB3439G GP
X-4043-120-1 BEZEL ASSY (Black) 34L1264AKA L GP
X-4042-892-1 BEZEL ASSY (White) 34L1264AHV L GP
X-4043-114-1 BEZEL ASSY (Blue) 34L1264AHX L GP
1-805-277-21 LCD PANEL (AU) 750L LU70-N05-GP
X-4043-121-1 BACK CABINET ASSY(Black) 34L1266 KA L GP
X-4042-893-1 BACK CABINET ASSY(White) 34L1266 HV L GP
X-4043-115-1 BACK CABINET ASSY(Blue) 34L1266 HX L GP
4-101-653-31 BOTTOM VENT COVER (Black) 34L1269 KA L GP
4-101-653-01 BOTTOM VENT COVER (White) 34L1269 HW L GP
4-101-653-21 BOTTOM VENT COVER (Blue) 34L1269 HW L GP
N/A A MOUNT (for AU) 715L1217-1 GP
A-1410-862-A G MOUNT (for AU) N/A
4-101-654-31 REAR COVER (Black) 34L1268AKA L GP
4-101-654-01 REAR COVER (White) 34L1268 AHV B GP
4-101-654-21 REAR COVER (Blue) 34L1268 AHX B GP
HINGE COVER
ACCESSORIES & PACKING MATERIALS
4-101-571-01 INDIVIDUAL CARTON 44LP701-834-1A GP
4-101-666-01 CUSHION 44LP701-1/2 GP
4-101-643-01 PROTECTION BAG 45L88607SN2 GP
1-828-847-11 POWER-SUPPLY CORD SET (U/C) 89L40213-18N-IS GP
1-827-120-21 POWER-SUPPLY CORD SET (AEP)
1-827-110-21 D-SUB CABLE 89L1738-LAS-12 GP
4-094-158-32 QUICK SETUP GUIDE (U/C, CH) 41L7800-834-5A GP
4-094-158-41 QUICK SETUP GUIDE (AEP) 41L7800834 5B GP
4-101-574-02 CD-ROM 70L1600-834-1A GP
4-101-644-01 PURSE LOCK
33L4690 HW L GP
LG's AC Power Cord LG P/N: 6410TEW005D
LG's Purse Lock Son
9-978-783-03
Sony EMCS Corporation
Ichinomiya Tec
– 12 –
English
2004CR02-1
Made in Japan
© 2003. 9
SDM-HS73(E)
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