Ricoh Neptune-P1 Service Manual page 226

GW Controller Board
The controller board interfaces with the IPU and accesses all the expansion applications provided on
boards and SD cards installed in the slots of the controller board.
Controller Board LEDs
No. Color
LED 1 RED
LED 2 RED
Controller Board DIP SW3
Bit Application
0 Boot mode selection
1 Not Used
2 Not Used
Operation
Normal operation
During firmware update
At completion of firmware update
Normal operation
During firmware update
At completion of firmware update
On: FlashROM (Default)
Off: SD Card
LED Action
Off
Alternates flashes with LED 11
On
Flashes
Alternates flashes with LED 1
On
Setting
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Board LEDS
4
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