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6
6 - 10e-STUDIO350/352/353/450/452/453
SCANNER
© 2003 - 2008 TOSHIBA TEC CORPORATION All rights reserved
LMPON
5VSW ON
WDTOUT
Xenon lamp
L
L
H
ON
-
H
-
-
-
L
-
-
-
LAMP-EXPO
IC4
IC6
IC21
IC34
IC9
+5VSW
+5V
+5V
Q4
D3
Q6
+24V
LOW
HIGH
LMPON
5VSWON
WDTOUT
Scanner CPU
INV-EXPO-360
Xenon lamp
6.4.3 Control circuit for the exposure lamp
SLG board
Working conditions
Exposure lamp ON signal
5V SW ON signal
Watchdog timer signal
Lamp turns ON at “L”
Controls 5VSW by CPU. Normally “L”
“L” is output when CPU is out of control
OFF
Fig. 6-404
05/11