Sequence Of Power Supply - Toshiba e-STUDIO205L Service Handbook

9.6

Sequence of Power Supply

AC input
PWR-DN
4.85V or more
5.0VS(MAIN)
4.85V or more
SYS-EN
5.0VA(MAIN)
12VA(MAIN)
PWR-EN
5.0VB(MAIN)
12VB(MAIN)
RLY-ON
5.0VD(DOOR)
24VD(DOOR)
e-STUDIO205L/255/305/355/455
POWER SUPPLY UNIT
ON ON
OFF
4.85V or more
11.4 V or more
4.85V or more
11.4 V or more
4.85V or more
22.8V or more
Fig. 9-2
9 - 8
ON
OFF OFF
© 2009 TOSHIBA TEC CORPORATION All rights reserved
4.85V or more
4.85V or more
11.4 V or more
4.85V or more
11.4 V or more
4.85V or more
22.8V or more