Technical Data
202P7 CRT
3
1. ELECTRICAL SPECIFICATION
1.1. CRT
Type NR.
: M51QEQ991X001 (SDI DFT)
Dimensions
: 21"
AG Pitch
: 0.25mm
Deflection angle
: 90 deg
Light transmission
: 54.5 %
Surface of plate
: Spin coating (TCO & Anti static)
Phosphor
: P22
EHT
: 27.0 kV
Useful screen (mm)
: 406.4 X 304.8
1.2. Power supply
Main voltage
: AC 90 - 264Vrms, 47 - 63 Hz
Power consumption
: 125 Watts (typical)
Power cord length
: 1.8M
Power cord type
: 3 lead with earth plug, detachable
Power indicator
: LED (2 colors green, yellow).
Auto power saving
: Fulfill TCO 99 / TCO'03, EPA and
E2000 requirements
Mode
H, V
Video
power consumption
LED colors
ON
1
1
1
Normal
Green
OFF
0
1
X
< 1Watt
Yellow
OFF
1
0
X
< 1Watt
Yellow
OFF
0
0
X
< 1 Watt
Yellow
X : Video blanked.
1.3. Horizontal scan : 30 - 130kHz
1.4. Vertical scan
: 50 - 160Hz
1.5. Input signals
1.Signal input level
Video : - 0.7 Vp-p Linear / 75 ohms
Sync
: - H/H+V, V TTL level, composite sync,
- Analog SOG (Sync On Green) for models with SOG function.
2.Impedance
Video : Terminated with 75 ohms
Sync
: Terminated with 2K2 ohms
1.6. Input connectors
1. Pin assignment
Pin No.
Description
1
Red video input
2
Green video input (or Green video with Sync
On Green input)
3
Blue video input
4
Id bit, Connected to pin 10
5
Ground, connected to pin 10
6
Red video ground
7
Green video ground
8
Blue video ground
9
+ 5V
10
Logic ground
11
Id bit, Connected to pin 10
12
Serial data line (SDA)
13
H/H+V Sync
14
V. Sync (VCLK for DDC)
15
Data clock line (SCL)
2. BNC input connectors ( rear )
1
Red video input
2
Green video input (or Green video with Sync On
Green input)
3
Blue video input
4
H/H+V sync
5
V sync
3. Signal interface
-Detachable, 1.5M 15Pins, pantone 661C color with icons
D-sub male at both ends with DDC1/2B Pin assignments
2. Environmental conditions
2.1. Operating
-Temperature
:
5 to 35
°
C
-Humidity
: 10 to 90 % (w/o condensation)
-Altitude
: 8,000ft
2.2. Storage
-Temperature C
: -40 to 60
°
-Humidity
: 5% to 95% (w/o condensation)
-Altitude
: 39,000ft
- condensation
: should be prevented
3. Marking and identification
In accordance with UAN-D1109 and the approval marking
required by the countries of destination.
4. Electrical characteristics and performance
4.1. Scanning:
4.1.1. Display mode
:Auto-sync
4.1.2. Horizontal scanning
Sync polarity
:Positive or negative
Scanning frequency
:30 - 130 KHz
4.1.3. Vertical scanning
Sync polarity
:Positive or negative
Scanning frequency :50 - 160 Hz
5.1.4.Rear porch of horizontal
:>= 1 us
5.2. RGB amplifiers
Rise time/Fall time
: 4.0 ns / 4.0 ns
Video dot rate
: 355.03 MHz
Overshoot/undershoot
:Max.
12%
Black level shift
:Max.
3%
Sag
:max.
5%
5. Reliability
MTBF (Excluding the CRT) > 75,000 hrs (at 25
°
)
5.1. Target field repair rate: < 2% during first 12 months
6. Quality
AQL -- for
critical
failure
: 0 %
-- for
major
failure
: 0.65 %
-- for
minor
failure
: 2.5%
Go to cover page
Содержание 202P70/00
Страница 37: ...37 202P7 CRT Go to cover page Wiring Diagram ...
Страница 40: ...40 Main Schematic Diagram Go to cover page 202P7 CRT C1 224V C2 C3 224V C4 C5 C6 C7 C8 C9 C13 C12 C11 C10 101V ...
Страница 41: ...41 202P7 CRT Go to cover page Main Board C B A 1 ...
Страница 42: ...42 Main Board C B A 2 Go to cover page 202P7 CRT ...
Страница 44: ...44 Go to cover page Video Board C B A 1 202P7 CRT ...
Страница 45: ...45 202P7 CRT Go to cover page Video Board C B A 2 ...
Страница 47: ...47 202P7 CRT Go to cover page TERMINAL Board C B A 1 ...
Страница 48: ...48 TERMINAL Board C B A 2 Go to cover page 202P7 CRT ...
Страница 50: ...50 Driver Board C B A Go to cover page 202P7 CRT ...
Страница 51: ...51 202P7 CRT Go to cover page KEY CONTROL Schematic Diagram C B A ...
Страница 52: ...52 MHR Schematic Diagram C B A Go to cover page 202P7 CRT ...