User manual ACER S240HL

[. . . ] SCOPE Service Manual S240HL This specification defines the design and performance requirements for the 17" SXGA TFT LCD display monitor The features of "S240HL ". "S240HL" is listed in the following table : Feature Description 1 2 3 4 5 6 7 8 9 9. 1 9. 2 9. 3 9. 4 9. 5 9. 6 9. 7 9. 8 9. 9 9. 10 Universal input AC/DC power supply inside the monitor Analog RGB interface (VGA ) 30~80KHz, 59~75Hz, 135MHz 17" SXGA 1280*1024, TFT LCD panel Function keys * 5 : Power On/Off, ESC, (up), (down), (enter) brightness function . contrast function, for Direct Acess function keys : for ESC for audio mute function. (S761A/S240HL/S760A only) Green/Amber LED indicator for power on/power saving Plug & play support with DDC2B protocol installed. Power saving mode compliant with Energy Star OSD (on screen display) MENU operation Brightness adjustment Contrast adjustment Auto tune function (VGA) Color selection Image adjustment Language selection OSD position adjustment Reset function 1W * 2 Audio function inside the monitor (S240HL/S761A /S760A Only) Volume adjust by OSD (S240HL/S761A/S760A Only) 4 ACER ACER Service Manual S240HL 2. INPUT REQUIREMENTS 2. 1 Input Power 2. 1. 1. [. . . ] INPUT REQUIREMENTS 2. 1 Input Power 2. 1. 1. Power Consumption 100 ~ 240 Vac, + -10%, 50/60 Hz Normal operating mode Audio function is operating at max output: 39W w/o audio function: 36W Power saving mode Audio function is operating at max output: 7W w/o audio function: 2W 2. 1. 3. Power Cord Power switch off: 1W Picture must not disappear while AC 100 V input drop out(10ms, 100%) 10% max. Permitted 50 A max at 240 Vac cold start Detachable, 3P with ground type. 2. 2 Display Input 2. 2. 1. Analog Input RGB Video 2. 2. 1. 1 Sync Signal Analog Input Connection Analogue, 0. 0 to 0. 7 V peak to peak Separate RGB Input impedance 75 Ohm Positive polarity Separate horizontal & vertical sync (3. 3V & 5V) Low level 0. 8 V maximum High level 2. 0 V minimum Positive or negative polarity a. Captive cable length 1. 5M in LCD Monitor end, D-sub male connector in another end. A female Mini D-sub 15 pin base. 5 ACER ACER Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 Pin 6 Pin 7 Pin 8 2. 3 Audio Input (S760A/S761A/S240HL only) 2. 3. 1 Audio Input Signal Right &Left channels. Red Green Blue No Connection Ground R Return G Return B Return Service Manual Pin 9 Pin 10 Pin 11 Pin 12 Pin 13 Pin 14 Pin 15 S240HL DDC +5V Ground Ground SDA H. Sync SCL Input level: 1Vrms(typ), 2Vrms(max) Input Impedance: 15Kohm 2. 3. 2 Audio Input Connection a. Detachable stereo phone head in two ends signal cable. "ESC" key is enable or disable audio mute. Note:* means S240HL only ESC , , , See Table 2. S240HL/S761A/S760A/S762/S761/S760 OSD Control Map The switch control scaler power down and turn off panel. The LED color shall indicate power status as shown in paragraph 3. 7 *3. 6. 4. 3 Mute On ( *3. 6. 4. 4 Mute Off ( ) ) *3. 6. 4. 5 In monitor power saving mode Table 2 S240HL OSD Control Map 1. VGA-D15 input: 9 ACER ACER Direct Adj Direct Adj *Direct Adj Level 1 Brightness Contrast *Audio Mute *Volume Auto Tune Color Level 2 Level 3 Service Manual S240HL Level 4 *Adjustment scale Auto Color 9300° K 6500° K User Clock Phase H-Position V-Position Smooth English(select) German(select) French(select) Spanish(select) Italian(select) (option) H-Position V-Position Center Yes/No Image Main Menu Language R/G/B select Adjustment scale Adjustment scale Adjustment scale Adjustment scale On/Off Adjustment scale OSD Position Reset Adjustment scale Adjustment scale Note:* means S240HL/S761A/S760A only 3. 6. 5 Accessory OSD Indications Signal out of range An input signal which is outside the range defined in Section 3. 4 shall cause the monitor to display a message Signal Out of Range. No Signal Input and power down. When the signal cable is not plugged into PC or when the horizontal or vertical sync are absent and when the monitor is turned on. After 5 sec isn't to detect H or V Sync then show "No Signal Input" for 5 seconds and then show " Power down" message on screen 2 sec. And then the monitor shall go to power saving status. If first turn on the monitor, shows "No Signal Input" 30 sec. 3. 7 Power Management 10 ACER ACER Service Manual S240HL This monitor will meet the low power specification, Including USA governmental requirements For Energy Star, the NUTEK standard and the VESA DPMS standard which detected the Hori. A dual color (green/amber) LED is located on the front bezel to indicate the power management states. Sync. Active Status Video Active Power consumption With Audio: 39W Without Audio:36W 2W (Note. 1) Power management On Power saving Picture Recovery time 3 sec LED Color Green Amber No Sync. [. . . ] If first turn on the monitor, shows "No Signal Input" 30 sec. 3. 7 Power Management 10 ACER ACER Service Manual S240HL This monitor will meet the low power specification, Including USA governmental requirements For Energy Star, the NUTEK standard and the VESA DPMS standard which detected the Hori. A dual color (green/amber) LED is located on the front bezel to indicate the power management states. Sync. Active Status Video Active Power consumption With Audio: 39W Without Audio:36W 2W (Note. 1) Power management On Power saving Picture Recovery time 3 sec LED Color Green Amber No Sync. 1: Audio function is operating at no signal input. [. . . ]