Aaeon EMB-Q77A Manual do Utilizador descarregar pdf (Página 35)

2-27

Chapter 2: Motherboard information

EMB-Q77A Speaker Out Connector

+5V

GND

Speaker Out

SPEAKER

PIN 1

EMB-Q77A MINICARD connector

MINICARD

12. Minicard connector

Use this connector to connect a Minicard reader.

13. Internal monophonic speaker connector (2-pin INT_SPKR1)

The internal mono speaker header allows connection to an internal, low-

power speaker for basic system sound capability. The subsystem is capable

of driving a speaker load of 4 Ohms at 2 Watts (rms).

11. Speaker connector (4-pin SPEAKER)

The 4-pin connector is for the chassis-mounted system warning speaker. The speaker

allows you to hear system beeps and warnings.

EMB-Q77A 　INT_SPKR connector

R_OUT+

R_OUT-

PIN 1

INT_SPKR1

1 2 ... 30 31 32 33 34 35 36 37 38 39 40 ... 61 62

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Aaeon EMB-Q77A Manual do Utilizador Página 35