TYAN S5642 Manual page 18

(PCIE4)
C. Standard PCIE 8X slot, support
PCIE GEN4 4 lanes (PCIE3)
i CPU Power Good LED
(P0_PG_LED1)
ii PCH SLP_S5 LED
(SYS_SLP5_LED )
iii CPU ERROR LED(ERR_LED0)
iv CPU ERROR LED(ERR_LED1)
v NGFF2 LED(D9)
vi NGFF1 LED(LED75)
vii Onboard PSMI ALERT LED
(PSMI_LED1)
LEDs
viii CPU CAT ERROR LED (CAT_LED1)
ix CPU ERROR LED (ERR_LED2)
x ID LED (ID_LED1)
xi BMC Heart Beat LED (BMC_LED4)
xii System Reset LED
(SYS_RST_LED1)
xiii BMC DEBUG LED (BMC_LED1)
xiv On board HDD active
LED(HDD_LED1)
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