March 2005 © TOSHIBA TEC e-STUDIO520/600/720/850 POWER SUPPLY UNIT
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7
7. POWER SUPPLY UNIT
7.1 Output Channel
The following are 3 output channels for the main switch line.
(1) +3.3 V
+3.3VA : CN405 Pins 19 and 20
Output to the SYS board
+3.3VB : CN407 Pin 5
Output to the PLG board
+3.3VC : CN408 Pin 1
Output to the SLG board
+3.3VD : CN406 Pin 1
Output to the LGC board
(2) +5.1 V
+5.1VA : CN405 Pins 15 and 16
Output to the SYS board
+5.1VB : CN405 Pin 14
Output to the SYS board
+5.1VC : CN406 Pin 2
Output to the LGC board, external LCF (via LGC board),
IPC board (finisher: via LGC board)
+5.1VD : CN408 Pins 3 and 4
Output to the SLG board
+5.1V E : CN407 Pin 1
Output to the PLG board
+5.1VF : CN407 Pin 2
Output to the PLG board
+5.1V G : CN409 Pin 1
Output to the finisher
(3) +12 V
+12VA : CN405 Pins 4 and 5
Output to the SYS board
+12VB : CN405 Pins 3 and 7
Output to the SYS board
+12VC : CN407 Pin 6
Output to the PLG board
+12VD : CN408 Pin 7
Output to the SLG board
+12VE : CN406 Pin 6
Output to the LGC board
+12VF : CN410 Pin 1
Output to the FAX board
The following are 3 output channels for the cover switch line.
(1) +5.1 V
+5.1VH : CN403 Pin 5
Output to the PLG board