Power Supply Sequence - Toshiba e-STUDIO167 Service Manual

15.6 Power Supply Sequence

AC input
+5VB
( Linked with main switch )
PWRDWN-1
PWRSV-1A
+5V
( Linked with main switch )
0 ms or higher
+24V, +24VDF
( Linked with main switch )
+12V, -12V
( Linked with main switch )
Cover opening/closing
interlock switch
+24VD
( Linked with cover switch )
e-STUDIO167/207/237
POWER SUPPLY UNIT
ON
700 ms or lower
0 to 200 ms
50 to 120 ms
OPEN
200 ms or lower
20 ms or higher
200 ms or lower
0 ms or higher
CLOSE
Fig. 15-2
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15 - 6
OFF
10 ms or lower
10 ms
or higher 50 ms or higher
20 ms
or higher
200 ms or lower
0 to 200 ms
0 to 200 ms