Diamond View DV154 User manual

iii
Diamond View LCD Monitor
DV154 / DV154B
Manual Contents
Section
1. Engineering Specifications
2. Circuit Operation Theory
3. Alignment procedure
4. Trouble Shooting
5. DV154 Parts List
6. DV154B Parts List
7. Schematic Diagrams
8. Assembly
February 2003
Service Guide

DV154/154B LCD Monitor Service Guide Engineering Specification
1
Table of Contents
1. INTRODUCTION ................................................................................................................................2
2. OPERATIONAL SPECIFICATION..................................................................................................3
2.1 POWER SUPPLY ..................................................................................................................................3
2.2 SIGNAL INTERFACE............................................................................................................................3
2.3 VIDEO PERFORMANCE........................................................................................................................4
2.4 SCAN RANGE......................................................................................................................................4
2.5 PLUG & PLAY DDC2B SUPPORT.......................................................................................................4
2.6 SUPPORT TIMINGS..............................................................................................................................4
3. OPERATIONAL & FUNCTIONAL SPECIFICATION..................................................................5
3.1 VIDEO PERFORMANCE........................................................................................................................5
3.2 BRIGHTNESS ADJUSTABLE RANGE.....................................................................................................5
3.3 ACOUSTICAL NOISE...........................................................................................................................5
3.4 ENVIRONMENT...................................................................................................................................5
3.5 AUDIO PERFORMANCE .......................................................................................................................6
4. LCD CHARACTERISTICS................................................................................................................6
4.1 THE PHYSICAL DEFINITION & TECHNOLOGY SUMMARY OF LCD PANEL ...........................................6
5. USER CONTROLS..............................................................................................................................7
5.1 USER’S HARDWARE CONTROL DEFINITION.........................................................................................7
5.2 OSD CONTROL FUNCTION DEFINITION...............................................................................................7
6. MECHANICAL CHARACTERISTICS ............................................................................................8
6.1 DIMENSION........................................................................................................................................8
6.2 WEIGHT .............................................................................................................................................8
6.3 PLASTIC.............................................................................................................................................8
6.4 CARTON.............................................................................................................................................8
7. CERTIFICATION................................................................................................................................9
APPENDIX: PHYSICAL DIMENSION FRONT VIEW AND SIDE VIEW...................................10

DV154/154B LCD Monitor Service Guide Engineering Specification
2
1. Introduction
This specification describes DV154, a 15.0” analog interface color TFT LCD monitor with speakers
supported.
The display supports up to 1024x768/75Hz resolution & refresh rate and 262,144 colors with dithering.
The features summary is as below,
Feature items Specifications Remark
Panel supplier & Panel type of supplier AUO M150XN05 TN with Film type
Actual Size Diagonal display 15.0" Panel display size
Actual Resolution display XGA(1024x768) Panel display resolution
Viewing Angle (at Contrast Ratio = 10) +/- 60 degrees Horizontal (typ.) 40(up),60(down) Vertical Panel spec
Analog interface with Scaling supported Yes With 15 pin D-sub connector
DVI interface with Scaling supported No N.A.
Video interface with Scaling supported No N.A.
Max resolution mode supported 1024 x 768 at 75Hz
Number of Display Colors supported 262,144 (with dithering) Panel driver is 6 bit
Contrast Ratio 400:1 (typ.)
Luminance 200 cd/m2 (min.) At R,G,B saturated condition (Default “User” color setting)
AC power input Yes 90-264 Volts, 47-63 Hz.
DC power input(with AC power adapter) No N.A.
DPMS supported Yes < 3 watts
LED indicator for power status showed Yes Green/Amber/Non
OSD for control & information supported Yes
Multi-language supported for OSD Yes 8languages
Buttons control supported Yes 6 buttons including 1 monitor power on/off control button.
Flywheel control supported No N.A.
Scaling function supported Yes MRT VZ
Auto adjustment function supported Yes “Auto key” function
DDC function supported(EDID ver. 1.3) Yes DDC2B only
Audio speakers supported Yes
Audio Jack(input connector) supported Yes
Earphone Jack(input connector) supported No N.A.
Microphone function supported No N.A.
Mechanical Tilt base design Yes From 0 to +20 degree
VESA wall mounting design Yes
Mechanical Rotate design No N.A.
Mechanical Lift base design No N.A.
Kensington compatible lock design Yes

DV154/154B LCD Monitor Service Guide Engineering Specification
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2. Operational Specification
2.1 Power supply
Item Condition Spec OK N.A Remark
Input Voltage range Universal input full range 90~264VAC /47~63Hz √
Input Current range 90 ~ 264VAC < 2.0 Arms √
Power Consumption Normal “On” operation < 40 Watts √LED: Green
DPMS DPMS “Off” state < 3Watts √LED: Amber
Inrush Current 110 VAC
220 VAC < 30 A (peak) < 60 A (peak) √Cold-start
Earth Leakage Current 264 VAC/50Hz < 3.5 mA √
Hi-Pot 1. 1500VAC, 1 sec
2. Ground test: 30A, 1sec Without damage < 0.1 ohm √(on-line test) (in-lab test)
Power Line Transient IEC1000-4-4 1KV √
IEC1000-4-5 (Surge) Common: 2KV,
Differential: 1KV √
CCFL operation range 90 ~ 264VAC 4mA ~ 7.5mA √Each connector
CCFL Frequency 90 ~ 264VAC 40KHz ~ 60KHz √
Power cord Color: White or Black
Length: 1800 +/- 20 mm
√Depends on shipping
requirement (99 level)
2.2 Signal interface
Item Condition Spec OK N.A Remark
Signal Cable 15 pin D-Sub Color: White or Black
Length: 1770 +/- 30 mm √Depends on shipping
requirement (99 level)
DVI
√
Pin assignment 15 pin D-sub connector See Note-1 √For 15 pin D-sub
Video input Signal type Separate analog R,G,B √For 15 pin D-sub
Level 700 mV (peak to peak) √
Impedance 75 Ohms +/- 1.5 Ohms √
Sync input Signal type Separate H/V-sync
Composite H/V-sync
(Positive/Negative)
√For 15 pin D-sub
Level Logic High: 2.4V ~ 5.5V
Logic Low: 0V ~ 0.5V
(TTL level)
√Refer to VESA VSIS
Standard V1R1
Impedance Minimum 2.2KΩ(pull down) √10KΩfor application
Sync Pulse Width(SPW) 0.7μs < H-SPW
1H < V-SPW √
Note-1: The pin assignment of 15 pin D-sub connector is as below,
15
610
11 15

DV154/154B LCD Monitor Service Guide Engineering Specification
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Pin Signal Assignment Pin Signal Assignment
1 Red video 9 PC5V (+5 volt power)
2 Green video 10 Sync Ground
3 Blue video 11 Ground
4 Ground 12 SDA
5 Ground 13 H-Sync (or H+V)
6 Red Ground 14 V-sync
7 Green Ground 15 SCL
8 Blue Ground
2.3 Video performance
Item Condition Spec OK N.A Remark
Max. support Pixel rate 80 MHz √
Max. Resolution 1024X768
√
Rise time + Fall time <6.25 ns
(50% of minimum pixel
clock period)
√1024x768 @ 75Hz
(max. support timing)
Settling Time after
overshoot /undershoot < 5% final full-scale value √Refer to VESA VSIS
Standard V1R1
Overshoot/Undershoot < 12% of step function
voltage level over the full
voltage range
√Refer to VESA VSIS
Standard V1R1
2.4 Scan range
Item Condition Spec OK N.A Remark
Horizontal 31 ~ 63KHz √
Vertical 56 ~ 75 Hz √Without Frame buffer
2.5 Plug & Play DDC2B Support
Item Condition Spec OK N.A Remark
DDC channel type DDC2B √
EDID Version 1.3
√Refer to FP557A-MEA
DV154 C212 S/W spec
document to see the
detailed EDID data
definition..
2.6 Support Timings
Input Timing Actual Output
Resolution Horizontal
Frequency (KHz) Vertical Frequency (Hz) Dot Clock Frequency (MHz) Actual display Resolution OK N.A Remark
640x350 31.47(P) 70.08(N) 25.17 1024X675
√DOS
720x400 31.47(N) 70.08(P) 28.32 1024X768
√DOS
640x480 31.47(N) 60.00(N) 25.18 1024X768
√DOS
640x480 37.86(N) 72.80(N) 31.5 1024X768
√VESA
640x480 37.50(N) 75.00(N) 31.5 1024X768
√VESA
800x600 35.16(P) 56.25(P) 36.00 1024X768 √VESA

DV154/154B LCD Monitor Service Guide Engineering Specification
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800x600 37.88(P) 60.32(P) 40.00 1024X768
√VESA
800x600 48.08(P) 72.19(P) 50.00 1024X768
√VESA
800x600 46.86(P) 75.00(P) 49.50 1024X768
√VESA
1024x768 48.36(N) 60.00(N) 65.00 1024X768
√VESA
1024x768 56.48(N) 70.10(N) 75.00 1024X768
√VESA
1024x768 60.02(P) 75.00(P) 78.75 1024X768
√VESA
Note-2: “P”, “N” stands for “Positive”, “Negative” polarity of incoming H-sync/V-sync (input timing)
3. Operational & Functional Specification
3.1 Video performance
Item Condition Spec OK N.A Remark
Resolution Any input resolution modes
which are under 1024X768 1024X786 √
Contrast ratio 400:1 √
Brightness At R,G,B saturated condition
(Default “User” color setting) 250 cd/m2(typ.) 200 cd/m2(min.) √
Response time Rising + Falling time 16 ms(typ.), 23ms(max.) √
Viewing angle At Contrast ratio = 10 R/L: 60 degrees (typ.) √
At Contrast ratio = 10 U: 40 degrees (typ.)
D: 60 degrees (typ) √
CIE coordinate of White (0.31, 0.33) +/- (0.03, 0.03) √
Display colors 262,144 color with dithering √18 bits with
dithering
3.2 Brightness Adjustable Range
Item Condition Spec OK N.A Remark
Brightness adjustable range
At Max. Contrast level &
Full-white color pattern (Max. brightness value –
Min. brightness value)
≧100 cd/㎡
√
3.3 Acoustical Noise
Item Condition Spec OK N.A Remark
Acoustical Noise At 1 meter distance
& “Audio” function disabled ≦40 dB/A √
3.4 Environment
Item Condition Spec OK N.A Remark
Temperature Operating +5 ~ +40 ℃√
Non-operating -20 ~ +60 ℃√
Humidity Operating 20 ~ 80% √Non-condensing
Non-operating 10 ~ 85% √Non-condensing
Altitude Operating 0~3658m (10,000ft)
√Without packing
Non-operating 0~12,192m (40,000ft)
√With packing

DV154/154B LCD Monitor Service Guide Engineering Specification
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3.5 Audio performance
Item Condition Spec OK N.A Remark
Preamp + Power amp
(1)Output power 1 Wrms/CH @ 1KHz √Real output
(2)THD (@ 1W) <10%
√
(3)S/N ratio 40dB
√
Speaker Driver
(1)Nominal impedance 8 ohm
√
(2)Maximum input power 2W/CH
√
(3)Frequency response 12KHz
√
(4)Mean sound pressure level 83 ± 3 dB √
(5)Size 28x 40 mm √
Audio Control
(1)Volume range 0 ~100 levels √
(2)Mute On/Off
√
4. LCD Characteristics
4.1 The Physical definition & Technology summary of LCD panel
Item Condition Spec OK N.ARemark
LCD Supplier AUO √
Panel type of Supplier M150XN05 √
Screen Diagonal 381mm(17.0”) √
Display area Unit=mm 304.128(H) x 228.096(V) √
Physical Size Unit=mm 326(W) x 249.0(H) x 12.05(V) √
Weight Unit=gram 1100 (typ.) √
Technology TN without Film √
Pixel pitch Unit=mm 0.297 x 0.297 √Per one triad
Pixel arrangement R,G,B vertical stripe √
Display mode Normally white √
Support color 262K colors(R,G, B 6-bit data) √

DV154/154B LCD Monitor Service Guide Engineering Specification
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5. User Controls
5.1 User’s hardware control definition
Item Condition Spec OK N.ARemark
Monitor Power button √
Enter button √
Right/Inc. button √
Left/Dec. button √
Exit button √
Auto key button √
Mute button √
Input source select button √
5.2 OSD control function definition
Item Condition Spec OK N.ARemark
Contrast
√See Table 3
Brightness
√
Horizontal Position √
Vertical Position √
Pixel Clock √
Phase
√
Color Temperature C1: 9300
C2: 6500
C3: 5800
User: Separate R,G,B adjustment
√
OSD Position OSD Horizontal position
OSD Vertical position √
Language
6 languages √
OSD Time From 5 sec to 60 sec √
Volume
√
Hot key for Contrast √
Hot key for Brightness √
Hot key for Volume √
Auto adjustment Auto-Geometry/Color √
Information
For input timing √
Mute
√
Input Source select √
* The detailed Firmware functions’ specification, please refer to C212, S/W spec document.

DV154/154B LCD Monitor Service Guide Engineering Specification
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6. Mechanical Characteristics
6.1 Dimension
Item Condition Spec OK N.ARemark
Bezel opening 304.1x228.1 mm √Refer to Table 6
Monitor without Stand L x W x H mm 354.1 x 316 x 64.5 mm √
Monitor with Stand L x W x H mm 354.1 x 190 x 361 mm √
Carton Box (outside) L x W x H mm 440 x 416 x 135 mm √
Tilt and Swivel range Tilt : 0/+20 degree √
6.2 Weight
Item Condition Spec OK N.ARemark
Monitor (Net) 3.5 Kg √
Monitor with packing (Gross) 4.7 Kg √
6.3 Plastic
Item Condition Spec OK N.ARemark
Flammability UL 94-HB
√
Heat deflection To ABS 65 ℃√
UV stability ABS Delta E < 8 √MPR2/TCO
Resin MPR2 : ABS
(VW55/VE0856/D350) √
Texture MT11020
√
Color Pearl White
√
6.4 Carton
Item Condition Spec OK N.ARemark
Color
Kraft √
Material
B Flute √
Compression strength 360 KGF √
Burst Strength 16KGF/cm2 √
Stacked quantity 15 Layers √

DV154 /154B LCD Monitor Service Guide Engineering Specification
9
7. Certification
Item Condition Spec OK N.ARemark
Environment Green design API Doc. 715-C49 √ISO14000
Requirement
Blue Angel German Standard √
E-2000 Switzerland
√
EPA USA Standard
√
EN61000-3-2 Harmonics √
TCO92/95
√
TCO99
√
PC-Monitor Microsoft Windows PC98/99 √
DPMS VESA
√
DDC 2B Version 1.3 √
USB External √
Safety UL (USA) UL 1950 3rd edition √
CSA (Canada) C22.2 No. 950-M95 √
FIMKO EN60950
√
IEC950 √
EN60950 √
73/23/EEC
√
CB √
TUV/GS EN60950
√
CCIB (China) √
EIAJ/JEIDA (Japan) √
EMC CE Mark 89/336/EEC √
FCC (USA) Class B √
EN55022 Class B
√
CISPR 22 Class B √
VCCI (Japan) Class B √
BSMI (Taiwan) √
C-Tick (Australia) AS3548 √
X- Ray Requirement DHHS (21 CFR) USA X- Ray Standard √
DNHW
√
PTB German X- Ray standard √
MPRII
√
MPRIII
√
Ergonomics ZH1/618 German ergonomic
√
ISO 9241-3 -7 & 8 √