Philips 231B4LPYCB/00, Service Manual, Page: 79 / 100

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79 Meridian 2
3.4 Horizontal scanning
Sync polarity : Positive or Negative
Scanning frequency : 30 – 83 K Hz
3.5 Vertical scanning
Sync polarity : Positive or Negative
Scanning frequency : 56 - 76 Hz
PS : Item 3.4 and 3.5 , as far as possible to be display (another
Horizontal and Vertical)
3.6 Power input connection
Power cord length : 1.8 M
Power cord type : 3 leads power cord with protective earth plug.
3.7 Power management
The monitor must comply with the Microsoft On Now specification, and meet EPA requirements.
Mode HSYNC VSYNC Video Pwr-cons. Indication Rec. time
Power-On On On Active 31W (typ.)
< 58W(max.)
EPA5.0<
31.6W
White LED
--
Standby
power Saving
Off Off Blanked < 0.3xW
Blinking white LED
Period 3ec on, 3sec off
(In Smile LED)
Note 1
Note 2
DC Power Off N/A
< 0.2xw
LED Off
AC SW Off 0W LED Off
Note 1 :
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a. D-SUB mode,
Normal node to Power saving mode: 15/s (typ.) 18/s
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max
˅
Power saving mode to Normal: 4/s(typ.)
b. DVI mode,
Normal node to Power saving mode: 15/s(typ.) 18/s
˄
max
˅
Power saving mode to Normal: 4s(typ.)
c. DP mode,
Normal node to Power saving mode: 15/s(typ.) 18/s
˄
max
˅
Power saving mode to Normal: 4s (typ.)
Note 2 : Measurement power Saving.
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Note3 : change Source Time : 8/S(Typ) 10/S(Max)