1.2.7POST State LEDs

1.POST State LEDs

The POST State LEDs provide the status of these key components during POST (Power-On-Self Test): CPU, memory modules, VGA card, and hard disk drive.s If an error is found, the critical component’s LED stays lit up until the problem is solved.

8Z PRO-I7

BOOT LED

VGA LED CPU LED DRAM LED SBPW LED

Z87I-PRO BOOT/VGA/

CPU/DRAM/SBPW LED

1.2.8Internal connectors

1.Digital audio connector (4-1 pin SPDIF_OUT)

This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port. Connect the S/PDIF Out module cable to this connector, then install the module to a slot opening at the back of the system chassis.

Z 78 PRO-I

SPDIF_OUT

+5V

SPDIFOUT GND

Z87I-PRO Digital audio connector

The S/PDIF module is purchased separately.

1 Chapter

1-22

Chapter 1: Product introduction