Power Supply - Hitachi 14LD7200 Service Manual

2.5 POWER SUPPLY

2.5.1 FEATURES
A/C Line voltage range
A/C Line frequency range
Current
Peak surge current
Leakage current
Power line surge
2.5.2 AC ADAPTER OUTPUT
Voltage
Current
2.5.3 POWER CONSUMPTION
The monitor is equipped with a power-management according to the below.
There is a delay of 5s ... 7s before the transition from On-state to any power saving state to
avoid unintentionally entering of a power saving stage during display resolution and timing
mode changes. Transition from any power saving state to another can be instantaneous.
The recovery from Off-state requires no manual power on.
Mode
Power-On
Power-off
Switch-off
SYNC. On means: Normal operation
SYNC. Off means:
H-Sync. V-Sync.
on on
off off
H sync. F < 10KHz duty cycle > 25%
V sync. F < 10Hz
: 100 V ~ 240 V
: 50 ± 3Hz, 60 ± 3Hz
: 1.5A max. at 90V, 0.75A max. at 265V
: < 50A peak at 220 VAC, : < 30A peak at 110 VAC
and cold starting
: < 3.5mA
: No advance effects (no loss of information or defect)
with a maximum of 1 half-wave missing per second
: 12VDC ± 5%
: 6.25 Amp (max)
Video Pw-cons.
Active < 65W
Blanked < 5 W
< 5W
duty cycle > 25%
10
Indicator Rec. time
Green LED --
Orange LED < 5S
Dark LED
*