Philips 231E1HSB, Service Manual

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231E LCD
59
7.1.2 Power Management
Status
H-sy
nc
V-sy
nc
Video Power LED
Test voltage
Power On on on active ≤ 58W Blue
90V/60HZ-264V/50Hz
off on blanked ≤0.5W
110V/60Hz and 220V/50Hz
on off blanked ≤ 0.5W
110V/60Hz and 220V/50Hz
Power Saving
off off blanked ≤ 0.5W
Blinking Blue
LED
Period: 3sec
On, 3sec Off
110V/60Hz and 220V/50Hz
Power Off -- -- -- ≤ 0.5W Off
90V/60HZ-264V/50Hz
7.2 Standard Test conditions
(EE)
Unless otherwise specified, this specification is defined under the following conditions.
(1) Input signal: As defined in Timing table, 1920 x 1080 non-interlaced mode (1920 x 1080 @60Hz), signal
sources must have 75 ohm output impedance.
(2) Luminance setting: controls to be set to 300 nits with full screen 100 % duty cycle white signal
(3) Warm up: more than 30 minutes after power on with signal supplied.
(4) Ambient light: 400 – 600 lux.
(5) Ambient temperature: 20 ± 5 qC
7.3 Test equipment
Personal computer with Windows 98/2000/XP/VISTA
Luminance meter Minolta CA210
Videogenerator: Chroma 2227, 2230 or equivalent
Colour analyzer: Minolta or Chroma
10 times magnifier
Ruler / Template
Thickness gauge
Watt / Power Meter
7.4 Video Generator test sequence
Will be defined by Innolux or its subcontracted quality providers.
7.5 Analog input
Analog input R,G,B level: 0 - 700 mV max.
Polarity: positive, negative
Impedance: 75 : ± 1%
Sync: HV separate sync, composite sync,
7.6 Optical response time
Video Bandwidth: 205MHz (dot rate)
Typical
Response Time
(CPT) 5ms
7.7 Protection circuit
The monitor will not be damaged by:
improper vertical or horizontal sync pulse (picture must be black at improper signals, unsynchronized pictures
are not allowed
)