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J1800NHP/J1800NP/J1900NHP/J1900NP
CHAPTER 2: HARDWARE INSTALLATION
These fan headers support cooling-fans built in the computer. The fan cable and connector may be different according to the fan manufacturer. Connect the fan cable to the connector while matching the black wire to pin#1.
SYS_FAN1/2: System Fan Header
Pin
1
2
3
Assignment
Ground
+12V
FAN RPM rate sense
Note: SYS_FAN1/2 support 4-pin and 3-pin head connectors. When connecting with wires onto connectors, please note that the red wire is the positive and should be connected to pin#2, and the black wire is Ground and should be connected to GND.
A. DDR3L SO-DIMM Module (1.35V/1.5V)
Step 1: Align a DIMM on the slot such that the notch on the DIMM matches the break on the Slot.
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Motherboard Manual
Step 2: Insert the DIMM firmly into the slot until the retaining chip snap back in place and the DIMM is properly seated.
Note1: The DIMM must be installed to DIMMA1 slot first.
Note2: If the DIMM does not go in smoothly, do not force it. Pull it all the way out and try again.
B. Memory Capacity
DIMM Socket Location DDR3L Module
DIMMA1 512MB/1GB/2GB/4GB/8GB
DIMMB1 512MB/1GB/2GB/4GB/8GB
Total Memory Size
Max is 16GB
C. Dual Channel Memory Installation
Please refer to the following requirements to activate Dual Channel function:
Install memory module of the same density in pairs, shown in the table.
Dual Channel Status DIMMA1 DIMMB1
Disabled O X
Enabled O O
(O means memory installed, X means memory not installed.)
Note: The DRAM bus width of the memory module must be the same (x8 or x16)
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