Acer P221W, Руководство по обслуживанию, Страница: 13 / 37

Acer Service Manual
12
Chapter 5- TEST AND ADJUSTMENT
1. GENERAL POINTS
1.1 Test Equipment or Tool
1.1.1 Test pattern generator: PC or video pattern generator (Chroma-2326/2160/2130)
1.1.2 Color analyzer: Chroma-7120
1.1.3 Power meter: AC Source Chroma-6408
1.1.4 Electrical safety tester: Chroma (Zentech) 9032A
1.1.5 Stereo source: Music or signal generator input
1.1.6 Auto shock fixture
1.1.7 Temperature and humidity sensor
1.1.8 DDC interface card and EDID file
1.2 Preset Test Pattern
1.2.1 Crosshatch (General-1)
1.2.2 Gray Bar (16 & 32 levels)
1.2.3 Full White
1.2.4 Aging (Burn-in) Pattern: Full Red, Green, Blue, White, and Black
1.3 AC input
All measurements mentioned hereafter are carried out at a normal mains voltage (90 - 264 V
AC
for the
model with full range power supply, unless otherwise stated)
1.4 Observation Distance
1.4.1 Observation distance from eyes to panel is defined as 50cm
1.4.2 Visual distance from instrument to panel is defined as 20cm
1.5 Key Function Description
1.5.1 Control buttons on the front bezel
[AUTO]
A. When OSD un-displays, press [AUTO] to perform auto-adjustment
B. When OSD displays, press [AUTO] to return to previous level menu
C. When
“e Color OSD”
OSD displays, press
[AUTO]
to exit the OSD
[MENU]
A. When OSD isn’t shown on screen, press [MENU] to enter OSD interface.The OSD
interface uses “ACER eColor Management” and “User” to instead “Contrast” and
“Brightness” separately.When press “ACER eColor Management” to show “e
Color OSD”,and press “User” to show OSD interface before. The translations of
“ACER eColor Management” and “User” are always English.
B. When OSD displays, press [MENU] to perform function of menu icon that is highlight or
enter next level menu
[ ► ], [ ◄ ]
A. When “MENU OSD” displays, press these keys to change the contents of an adjustment
item, or change an adjustment value
B. When “MENU OSD” un-displays, press [ ► ] to show
“Audio” OSD
and increase the
volume, press [ ► ] to show “
Audio
” OSD and decrease the volume .
[e Color ]
A. When OSD un-displays, press
[e Color
] to show
“e Color OSD”
,and press again the
OSD can not disappear,but the time of “e Color OSD”disappearing is reseted 10 second
again.
B.When OSD disappear not including
“e Color OSD”,press [e Color
] to show
“e Color
OSD” OSD,the OSD before disappears,but the parameters of it should be saved
[POWER] Power on or power off the monitor