TYAN FT70-B7100, Service Engineer'S Manual, Page: 54 / 102

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54
3.3.1 Fan Board Features
Here shows the Fan Board in details.
Front view:
M1801F77-FB-FT48 Fan Board
Form Factor 360mm x 167mm, 4-layer PCB
Specifications
(3) Big 4-pin Power Connector
(6) 4-pin Fan Connector
(1) 20-pin Fan Control Header
(1) 4-pin Fan Signal Control Header
3.3.2 Fan Board LED Definition
FAN Status Green LED Red LED
With Fan Speed RPM OK On Off
Fan Failed or Without Fan Off On
1 FAN1 Connector (J1) 7 Big 4-pin Power Connector (PW1)
2 FAN2 Connector (J2) 8 Big 4-pin Power Connector (PW2)
3 FAN3 Connector (J3) 9 Big 4-pin Power Connector (PW3)
4 FAN4 Connector (J4) 10 20-pin Fan Control Header (J8)
5 FAN5 Connector (J5) 11 4-pin Fan Signal Control Header (J7)
6 FAN6 Connector (J6)