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PDF 17LD4200 Data sheet ( Hoja de datos )
| Número de pieza | 17LD4200 | |
| Descripción | TFT LCD TV SERVICE MANUAL | |
| Fabricantes | Hitachi | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de 17LD4200 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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No. 0202
»17LD4200
SERVICE MANUAL
MANUEL D'ENTRETIEN
WARTUNGSHANDBUCH
CAUTION:
Before servicing this chassis, it is important that the service technician read the “Safety
Precautions” and “Product Safety Notices” in this service manual.
ATTENTION:
Avant d’effectuer l’entretien du châassis, le technicien doit lire les «Précautions de sécurité»
et les «Notices de sécurité du produit» présentés dans le présent manuel.
VORSICHT:
Vor Öffnen des Gehäuses hat der Service-Ingenieur die „Sicherheitshinweise“ und „Hinweise
zur Produktsicherheit“ in diesem Wartungshandbuch zu lesen.
Data contained within this Service
manual is subject to alteration for
improvement.
Les données fournies dans le présent
manuel d’entretien peuvent faire l’objet
de modifications en vue de perfectionner
le produit.
Die in diesem Wartungshandbuch
enthaltenen Spezifikationen können sich
zwecks Verbesserungen ändern.
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
Colour Television
December 2003
1 page  
2 ELECTRICAL PERFORMANCE
All tests must be performed under “standard testing conditions” (item 2.1) unless otherwise
specified
2.1 STANDARD TESTING CONDITIONS
- Warm up time
- AC supply voltage
: >30 min.
: 110V or 230V± 5％, 50± 3 Hz
- Ambient temperature
- Humidity
- Display mode
- Contrast control
: 20°C ± 5°C
: 65% ± 20%
: 1024x768@ 60 Hz, all white
: Set to factory preset value, which allows that the
brightest two of 32 linear distributed gray-scales (0～
- Brightness control
- Input signal
- Picture position and size
- Viewing angle
- Viewing distance
Ambient illumination
700mv) can be distinguished.
: Set to maximum value
: 0.7Vpp
: Factory preset value,
90 ° H and V
100 cm for LCD performance,
30 cm for LCD failures
Dark room (＜ 1 cd/m2)
2.2 VIDEO SIGNALS
2.2.1 ANALOG RGB VIDEO INPUTS
Level
: 0.7Vpp
Polarity
: positive
Impedance
: 75 Ohm
Max. dot clock : 80 MHz
5
5 Page 
2.5.4 INVERTER SPECIFICATION
2.5.4.1 Electrical Characteristics:
No. Item
1 Input Voltage
Input Current
2
Input Power
3
Inrush current
4
5 Output Voltage
6 Output Current
7 Output Power
Sym
Condition
Min
Vin Vin -5% / +15%
11.4
Iin Vin=12V±5%
-
Vbri=3.3V
Pin Vin=12V±5%
-
Vbri=3.3V
Irush
Vin –5% ,under 14
-
times of rating current of
Fuse
Vout Vin=12V, Vbri =1.8V 590
Iout(max) Vin=12V, Vbri =1.8V 9.5
Pout Vin=12V, Vbri =1.8V -
Typ.
12
2
35
-
630
10.5
26.5
8
Working
Frequency
Backlight
Fo
ON
Vin=12V –5%/+5%, 40 50
Vbri =0.45~1.8V
Normal Operation
2-
9 ON/OFF
Control
Lamp Current
10 Control
OFF
Vbri
Shutdown (Lamp off) 0
Adjustable continuou -
mode (Fdimm)
-
-
Max. Unit
12.6 V
-A
-W
TBD A
670 Vrms
11 mArms
-W
60 KHz
5.5 V
1.0 V
-%
11 Kick off voltage Vkickoff No load, Vin=12V - 5% 1600 -
12 Efficiency
13
Time Delay to
strike
Open lamp
14 period /every
lamp
15 udible Noise
Efficiency Vin=12V , Vbri =1.8V -
Ts ON/OFF=5V , Vin=12V 60
75
80
Topen Vin=12V, ON/OFF=5V 1000 -
30mm upon the part -
-
Vin drop and Td Vd
Td
16
Case Temp. of -
17
part and derating
of parts
When Vin drop to Vd 8
and recovery to the
200
normal voltage during
Td, the inverter won’t be
locked ( don’t need to
release the input voltage
and apply it again)
Vin=12V –5%,
-
ON/OFF=5V,Vbri=1.8V,
Please refer the derating
table to design
-
-
-
- Vrms
-%
100 ms
1200 ms
34 dBm
-V
- ms
65 ℃
11
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet 17LD4200.PDF ] | |
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