Toshiba e-studio2330c - Sequence of Power Supply

9
© 2008 - 2011 TOSHIBA TEC CORPORATION All rights reserved e-STUDIO2020C/2330C/2820C/2830C/3520C/3530C/4520C
POWER SUPPLY UNIT
9 - 7
9.7 Sequence of Power Supply
• Power ON, Power failure, Power OFF
Fig. 9-2
AC input
PWR-DN
(
5VA
)
+12VA
(
MAIN
)
PWR-EN
(
5VS
)
ON
5VB/12VB
(
MAIN
)
24VD/5VD
(
DOOR
)
5VS
(
MAIN
)
SYS-EN
(
5VS
)
5VA
(
MAIN
)
RLY-ON
(
5VB
)
20 to 70ms
50 ~ 140ms
30 ~ 140ms
70ms or higher
50ms or higher
50ms or higher
20ms or higher
50ms or higher
50ms or lower
20ms or lower
30ms or lower
4.8V or higher
700ms or lower
700ms or lower
700ms or lower
20ms or higher
OFF OFF
ON
4.8V or higher
11.4V or higher
50ms or higher
50ms or higher
5ms or higher
0ms or higher