e-STUDIO170F Circuit Description
January 2005 © TOSHIBA TEC
7 - 8
7.1.4
Power Supply Table
Fig.7-11
Symbol
Voltage
(V)
Description
Super
power
save
mode
Power
OFF
RX or
Front
cover
"Open"
Generate for
power
supply
Genera-
tion of
power
+24V
+24
24V power supply
OFF
OFF
ON
-
LVPS
+24VILS
+24
24V power supply via
RX/front cover open
switches
OFF
OFF
OFF
+24V
LVPS
+24V1
+24
24V power supply via
fuse (F2)
OFF
OFF
OFF
+24VILS
Main PBA
+24V2
+24
24V power supply via
fuse (F3)
OFF
OFF
OFF
+24VILS
Main PBA
+24V3
+24
24V power supply via
fuse (F5)
OFF
OFF
OFF
+24VILS
Main PBA
+12V
+12
+12V power supply
OFF
OFF
ON
-
LVPS
R12V
+12
+12V power supply for
scanning section
OFF
OFF
ON
+12V
Main PBA
-12V
-12
-12V power supply
OFF
OFF
ON
-
LVPS
-R12V
-12
-12V power supply for
scanning section
OFF
OFF
ON
-12V
Main PBA
+5VPS
+5
5V power supply
ON
OFF
ON
-
LVPS
+5V
+5
+5V power supply for
logic circuit
OFF
OFF
ON
-
LVPS
+5V1
+5
5V power supply via
fuse (F4)
OFF
OFF
ON
+5V
Main PBA
R5V
+5
5V power supply for
scanning section
OFF
OFF
ON
+5V
Main PBA
3.3VPS
+3.3
3.3V power supply
ON
OFF
ON
+5VPS
Main PBA
3.3V
+3.3
3.3V power supply for
logic circuit
OFF
OFF
ON
+5V
Main PBA
3.3VB
+3.3
3.3V power supply for
SDRAM backup
ON
ON
ON
+5VPS/+5V/
NiMH battery
Main PBA
3.3VB2
+3.3
3.3V power supply for
SRAM backup
ON
ON
ON
3.3VPS/
Litium
Battery
(BAT101)
Main PBA
SG
0
Signal ground
-
-
-
-
LVPS
AG
0
Analog ground
-
-
-
-
LVPS
PG
0
Power ground
-
-
-
-
LVPS
-12V
-R12V
+12V
R12V
+24V
+24VILS
+24V2 +24V3
+24V1
+5VPS
3.3VPS
+5V
R5V
3.3V
+5V1
Summary of Contents for ESTUDIO170F
Page 2: ... 2005 TOSHIBA TEC CORPORATION All rights reserved ...
Page 192: ...e STUDIO170F Function Settings January 2005 TOSHIBA TEC 4 132 ...
Page 214: ...e STUDIO170F Mechanical Description January 2005 TOSHIBA TEC 5 22 ...
Page 308: ...e STUDIO170F Circuit Description January 2005 TOSHIBA TEC 7 78 ...
Page 372: ...e STUDIO170F Removal Replacement Adjustment January 2005 TOSHIBA TEC 8 64 ...
Page 490: ...e STUDIO170F Appendix January 2005 TOSHIBA TEC 12 8 ...
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