Ricoh M126 - Page 36

Main Boards
SM 1-11 M126/M127/M128
Product
Information
Connector Pin No.
Value cable
plugged
Value cable
unplugged (if
different)
Connection
J504
1 5 V dc Toner patch (density)
sensor <-> Engine Board
3 1 V dc 0 V dc
4 Ground
5 5 V dc 0V dc Media feed clutch <->
Engine Board
J502 1, 3, 5, 7, 11,
13, 15
5V dc LVPS <-> Engine Board
4 5 V dc
6 24 V dc
17, 19 24 V dc
Other 0 V dc
J503 11, 13 15 5V dc HVPS <-> Engine Board
17, 19 24V dc
10,12,14,16,18 Ground
J37 11, 13 15 5V dc PS (LVPS/HVPS) <->
Controller Board
17, 19 24V dc
10,12,14,16,18 Ground