Sharp LC-20AV7U Service Manual - Page 2

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SPECIFICATIONS < TUNER > VHF/UHF Input : 75 ohm Unbal., F type Intermediate Freq. : Picture 45.75 MHz, Sound 41.25 MHz Description 1. Video S/N 2. Audio S/N Condition Unit 80dB dB 80dB dB Nominal ----- < LCD PANEL > Description 1. Number of Pixels 2. Viewing Angle Condition Horizontal Vertical Horizontal Vertical Unit pixels pixels ° ° Nominal 640 x 3 480 -80 to 80 -65 to 70 < VIDEO > Description 1. Over Scan 2. Color Temperature 3. Resolution 4. Brightness Condition Horizontal Vertical AT 80% WHITE FIELD x y Horizontal Vertical AT 100% WHITE FIELD Unit % % °K line line cd/m2 Nominal 5 5 10500 0.278 0.286 400 350 320 < AUDIO > All items are measured across 8 Ω load at speaker output terminal with L.P.F. Description 1. Audio Output Power 2. Audio Distortion 3. Audio Freq. Response 4. Audio S/N Condition Unit 10% THD: Lch/Rch W 500mW: Lch/Rch % -6dB: Lch Hz -6dB: Rch Hz VIDEO1 dB VIDEO2 dB Nominal 1.0/1.0 1.5/1.5 70 to 8 k 70 to 8 k ----- Limit >43 >45 Limit --------- Limit ------- ±0.005 ±0.005 ------- Limit 0.8/0.8 3.0/3.0 ---->45/45 >45/45 The LCD panel is manufactured to provide many years of useful life. Occasionally a few non active pixels may appear as a tiny spec of color. This is not to be considered a defect in the LCD screen. 1-1 A7144SP

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1-1
A7144SP
SPECIFICATIONS
< TUNER >
VHF/UHF Input
: 75 ohm Unbal., F type
Intermediate Freq.
: Picture 45.75 MHz, Sound 41.25 MHz
< LCD PANEL >
< VIDEO >
< AUDIO >
All items are measured across 8
Ω
load at speaker output terminal with L.P.F.
Description
Condition
Unit
Nominal
Limit
1. Video S/N
80dB
dB
---
>43
2. Audio S/N
80dB
dB
---
>45
Description
Condition
Unit
Nominal
Limit
1. Number of Pixels
Horizontal
Vertical
pixels
pixels
640 x 3
480
---
---
2. Viewing Angle
Horizontal
Vertical
°
°
-80 to 80
-65 to 70
---
---
Description
Condition
Unit
Nominal
Limit
1. Over Scan
Horizontal
Vertical
%
%
5
5
---
---
2. Color Temperature
AT 80% WHITE FIELD
x
y
°K
10500
0.278
0.286
---
±0.005
±0.005
3. Resolution
Horizontal
Vertical
line
line
400
350
---
---
4. Brightness
AT 100% WHITE FIELD
cd/m
2
320
---
Description
Condition
Unit
Nominal
Limit
1. Audio Output Power
10% THD: Lch/Rch
W
1.0/1.0
0.8/0.8
2. Audio Distortion
500mW: Lch/Rch
%
1.5/1.5
3.0/3.0
3. Audio Freq. Response
-
6dB: Lch
-
6dB: Rch
Hz
Hz
70 to 8 k
70 to 8 k
---
---
4. Audio S/N
VIDEO1
VIDEO2
dB
dB
---
---
>45/45
>45/45
The LCD panel is manufactured to provide many years of useful life.
Occasionally a few non active pixels may appear as a tiny spec of color.
This is not to be considered a defect in the LCD screen.