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Overview 3

LEC-iMX6

Figure 1-3: Component Locations (Bottom Side)

1.3 Connectors, LEDs, and Switches

Table 1-2 describes the connectors, LEDs, and switches shown in Figure 1-4.

Table 1-2: Module Connector, LED, and Switch Descriptions

Connector, LED, Switch #

Board

Access

Description

J1 – SMARC P-S Top/

Bottom

314-pin, MXM edge connector for Memory, Video, and I/O

functions.

CN2 Top 40-pin connector for debug card

LED1 Top Blue LED indicating system status activities for HW Reset,

SW Reset, Power Up, Power Down, Reset Button, Power

Button, and U-Boot_Select

LED2 Top Green LED for Power On

LED3 Top Red LED for Watchdog Activity

SW1 Top 4-pin dip switch for:

• U-BOOT_SELECT: 1=off, 4=on [default]

1 = 8MB SPI Flash with U-BOOT+Debian

installer

4 = 4MB SPI Flash with U-BOOT

• WDT Disable: 2=off, 3=on [default]

U10

U16

LEC_iMX6_Bottom_Comp_a

Key:

U8 - DDR3L SDRAM

U10 - DDR3L SDRAM

U16 - eMMC, NAND Flash

1 2

(1 2)

(4 3)

1 2 3 4 5 6 7 8 9 10 11 12 ... 27 28

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