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Pch 7791 – Acnodes PCH 7791 User Manual

Page 23

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PCH 7791

17 inch Atom Fanless Panel PC

© Copyright 2012 Acnodes, Inc.

All rights reserved. Product description and product specifications
are subject to change without notice. For latest product information,
please visit Acnodes’ web site at www.acnodes.com.

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Chino, CA91710

Tel:909.597.7588, Fax:909.597.1939






1 2 . F _ PA N E L

(2 .0 M M 2 X 5 )

F ro n t pa n e l c o nn e c t o r

S ig n a l N a m e

P in #

P in #

S ig n a l N a m e

H D L E D +

1

2

P O W E R

L E D +

H D L E D -

3

4

P O W E R L E D -

G r o u n d

5

6

P W R B T N

R E S E T

7

8

G ro u n d

B U ZZ E R +

9

1 0

B U Z Z E R -

P IN 1 & 3 : Th e y a re u s e d to c o n n e c t h a r d d is k a c tiv ity L E D . T h e L E D b lin k s w h e n th e h a r d d is k is

r e a d in g o r w r itin g d a ta .

P IN 2 & 4 : Th e y a re u s e d t o c o n ne c t p o w e r L E D . W h e n th e s y s te m i s p o w e r e d o n o r u n d e r S 0 /S 1 s ta te ,

th e L E D is n o rm a l ly o n ; w h e n th e s y s te m is u n d e r S 4 /S 5 s ta te , th e L E D is off.

P IN 5 & 6 : T h e y a r e u s e d to c o n n e c t p o w e r s w itc h b u tto n . T h e tw o p in s a r e d is c o n n e c te d u n d e r n o r m a l

c o n d itio n . Yo u m a y s h o r t th e m te m p o r a r ily to r e a liz e s y s te m s ta r tu p & s h u td o w n o r a w a k e n th e s y s te m

fr o m s le e p s ta te .

P IN 7 & 8 : Th e y a re u s e d to c o n n e c t r e s e t b u tto n . T he tw o p in s a r e d is c o n n e c te d u n d e r n o rm a l

c o n d itio n . Yo u m a y s h o r t th e m te m p o r a r ily to r e a liz e s y s te m r e s e t.

P IN 9 & 1 0 : Th e y a re u s e d to c o n n e c t a n e x te r n a l b u z z e r.

N o te :

W h e n c o n n e c tin g L E D s a n d b u z z e r, p a y s p e c ia l a tte n tio n to th e s ig n a l p o la ri ty.

M a k e s u re th a t th e c o nn e c to r p i n s h a v e a o n e - to - o ne c o r re s po n de n c e w ith c h a s s is w i ri n g , o r i t m a y

c a u s e b o o t u p fa ilu r e .

1 3 . F _ A U D IO

(2 .0 M M 2 X 5 )

Fr o n t A u d io: A n o n b o a r d R E A LTEL A L C 6 6 2 C O D E C is u s e d to p ro v i d e

h ig h - q u a lity a u d i o I/O p o r ts ; L in e O u t c a n b e c o n n e c te d to a h e a d p h o n e o r a m p lif ie r; L in e In is u s e d f o r

th e c o n ne c tio n o f e x te r n a l a u d io s o u r c e v i a a L in e in c a b le ; M ic is th e p o r t fo r m ic r o p h o n e in p u t a u d io .

S ig n a l N a m e

P i n #

P i n #

S ig n a l N a m e

F R O N T- O U T- L

1

2

L IN E IN _ R

A U D _ A G N D

3

4

A U D _ A G N D

F R O N T- O U T-

R

5

6

L IN E IN _ L

A U D _ A G N D

7

8

A U D _ A G N D

F R O N T- M IC 1

9

1 0

A U D _ A G N D

N o te :

T h e b o a r d o n ly s u p p o r ts m o n o m ic ro p h o n e in p u t.