IBM user manual CMX58886CX Solder Blobs, Solder Positions Function Default Blob

Table 58 CMX58886CX Solder Blobs

Solder	Positions	Function	Default
Blob
B1	3	Connect the PCI VI/O to either +3.3 V or +5 V	pins 2–3
		positions 1–2: +5 V
		positions 2–3: +3.3 V
B2	2	Solder closed to connect USB ground to frame ground	open
B3	3	Solder jumper B3 can connect +3.3 V on the PCI bus to either the onboard +3.3V	pins 1–2
		or to the board’s +3.3 V supply pins on the auxiliary power connector (CN3).
		positions 1–2: connect PCI +3.3 V to CN3, pins 10 and 12
		positions 2–3: connect PCI +3.3 V to onboard +3.3 V for powering PC/104-Plus
		or PCI-104 expansion cards (current should not exceed 1A)
B7	2	Solder closed to connect Ethernet ground to frame ground	open

82 CMX58886CX cpuModule BDM-610000050 Rev A