Sony SDM-HS94 / SDM-HS94P Service Manual ▷ View online
SDM-HS94/HS94P
US Model
Canadian Model
AEP Model
TFT LCD COLOR COMPUTER DISPLAY
SERVICE MANUAL
– 2 –
SDM-HS94/HS94P (E)
1. LCD CHARACTERISTICS
Type
[HS94]
: TFT Color LCD Module
Active Display Area
: 19 inch(376.32(H) x 301.056(V))
Size
: 404.2(W) x 330(H) x 20(D)
Pixel Pitch
: 0.294 (Per one triad) x 0.294
Color Depth
: 16,777,216 colors
Electrical Interface
: LVDS
Operating Mode
: Normally White
Backlight Unit
: 4-CCFL (Cold Cathode
Fluorescent Lamp)
Type
[HS74P]
: TFT Color LCD Module
Active Display Area
: 19 inch(376.32(H) x 301.056(V))
Size
: 396(W) x 324(H) x 18(D)
Pixel Pitch
: 0.294 (Per one triad) x 0.294
Color Depth
: 262K colors
Electrical Interface
: LVDS
Operating Mode
: Normally White
Backlight Unit
: 4-CCFL (Cold Cathode
Fluorescent Lamp)
2. OPTICAL CHARACTERISTICS
2-1. Viewing Angle by Contrast Ratio
≥
10
Left : -85
°
[HS94]
[HS94P]
min Right : +85
° min
Top :+85
° min Bottom : -85°min
Left : -65
° min Right : +65° min
Top :+65
° min Bottom : -65°min
2-2. Luminance
[HS94]
: 200(min), 250(Typ)
[HS94P]
: 350(min), 400(Typ)
[HS94]
: 400(min), 700(Typ)
[HS94P]
: 250(min), 450(Typ)
2-3. Contrast Ratio
3. SIGNAL (Refer to the Timing Chart)
3-1. Sync Signal
• Type
: Separate Sync
3-2. Video Input Signal
1) Type
: R, G, B Analog
2) Voltage Level
: 0~0.70 V(
5%)
a) Color 0, 0
: 0 Vp-p
b) Color 7, 0
: 0.35 Vp-p
c) Color 15, 0
: 0.7 Vp-p
3) Input Impedance
: 75
Ω
3-3. Operating Frequency
Horizontal
: 28 ~ 80kHz
Vertical
: 48 ~ 75Hz
4
.
Max. Resolution
Analog
: 1280 x 1024 / 75Hz
Digital
: 1280 x 1024 / 60Hz
5. POWER SUPPLY
5-1. Power : AC 100~240V, 50/60Hz , 1.0A
5-2. Power Consumption
6. ENVIRONMENT
6-1. Operating Temperature: 5
°C~35°C (41°F~95°F)
(Ambient)
6-2. Relative Humidity
: 10%~80%
(Non-condensing)
6-3. MTBF
: 50,000 Hours(Typ)
30,000 Hours(Min)
7. DIMENSIONS (with TILT/SWIVEL)
Width
: 480 mm (18.9'')
Depth
: 260 mm (10.2'')
Height
: 440mm (17.3'')
8. WEIGHT (with TILT/SWIVEL)
Net. Weight
: 7.1 kg (15.65 lbs)
Gross Weight
: 9.4 kg (20.72 lbs)
CONTENTS
SPECIFICATIONS
SPECIFICATIONS ................................................... 2
SIGNAL CONNECTOR PIN ASSIGNMENT ........... 3
PRECAUTION
TIMING CHART
......................................................... 4
....................................................... 5
OPERATING INSTRUCTIONS ................................ 6
WIRING DIAGRAM ................................................. 7
BLOCK DIAGRAM .................................................. 8
DESCRIPTION OF BLOCK DIAGRAM ................ 9
LIPS BOARD BLOCK DIAGRAM ......................... 10
ADJUSTMENT ....................................................... 11
SERVICE OSD EXPLODED VIEW .........................12
EXPLODED VIEW...................................................13
EXPLODED VIEW PARTS LIST ............................14
MODE
POWER ON (NORMAL)
STAND-BY
SUSPEND
DPMS OFF
POWER S/W OFF
H/V SYNC
ON/ON
OFF/ON
ON/OFF
OFF/OFF
-
POWER CONSUMPTION
less than 50 W
less than 1 W
less than 1 W
less than 1 W
LED COLOR
GREEN
AMBER
AMBER
AMBER
OFF
VIDEO
ACTIVE
OFF
OFF
OFF
-
less than 1 W
– 3 –
SDM-HS94/HS94P (E)
Signal Connector Pin Assignment
Pin Signal (DVI-D)
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
11
12
13
14
15
T. M. D. S. Data2-
T. M. D. S. Data2+
T. M. D. S. Data2/4 Shield
T. M. D. S. Data4-
T. M. D. S. Data4+
DDC Clock
DDC Data
Analog Vertical Sync.
T. M. D. S. Data1-
T. M. D. S. Data1+
T. M. D. S. Data1/3 Shield
T. M. D. S. Data3-
T. M. D. S. Data3+
+5V Power
Ground
(return for +5V,
H. Sync. and V. Sync.)
Pin Signal (DVI-D)
1
8
9
17
24
16
16
17
18
19
20
21
22
23
24
17
18
19
20
21
22
23
24
Hot Plug Detect
T. M. D. S. Data0-
T. M. D. S. Data0+
T. M. D. S. Data0/5 Shield
T. M. D. S. Data5-
T. M. D. S. Data5+
T. M. D. S. Clock Shield
T. M. D. S. Clock+
T. M. D. S. Clock-
T. M. D. S. (Transition Minimized Differential Signaling)
• DVI-D Connector
– 4 –
SDM-HS94/HS94P (E)
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. It is essential that these critical
parts should be replaced with the manufacturer’s
specified parts to prevent electric shock, fire or other
hazard.
replacement parts list. It is essential that these critical
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.
original parts and labor guarantee.
TAKE CARE DURING HANDLING THE LCD MODULE
WITH BACKLIGHT UNIT.
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.
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.
damage to the panel.
• 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.)
may damage the panel.)
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.
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.
burn or take fire.
PRECAUTION
CAUTION
Please use only a plastic screwdriver to protect yourself
from shock hazard during service operation.
from shock hazard during service operation.