Supero SUPER P4QH6, User Manual

Page: 39 / 86

Chapter 2: Installation
2-19
D13-D20
Eight surface-mounted debug LEDs located near the primary IDE connector
(D13-D20) are used to provide POST code information. See the diagrams
below for reading the debug LEDs and refer to Appendix B for a complete
list of POST codes (a partial listing of the most common codes are given
below). The LED closest to the IDE connector (D13) is the low digit.
2-8 Debug LEDs
8
V alue
R e a d in g th e D e b u g L E D s :
W hen o n, ea ch of the eig ht se parate
LE D s repres ent the value s how n to
the left of it in the diagram . A d d u p
the values o f th e illum inated LE D s in
D 1 3 to D 16 to ge t the low (rig ht) digit
an d tho se in D 17 to D 20 to get the
high (le ft) digit o f the corre spo nding
he xide cim al P O S T co de.
E x a m p le :
Th e e xa m p le o n the left ind ic ates a
he xide cim al P O S T co de of C 6. This is
de term in ed in the follow ing m ann er:
D 1 7-D 20 (h igh digit): 8 + 4 = 1 2
(d ecim al 12 = h exidec im al C )
D 1 3-D 16 (lo w d igit): 4 + 2 = 6
D e c ima l H e x id e c im a l E q u iv a le n t
0-9 0-9
10 A
11 B
12 C
13 D
14 E
15 F
= U nillum inated LE D
LE D
D 2 0
= Illum inated LE D (1)
D 1 9
D 1 7
D 1 8
D 1 5
D 1 4
D 1 3
D 1 6
1
4
2
8
1
4
2
P rim ary ID E
C o nnec tor
C o m m o n P O S T C o d es :
The followin g is a list of the most
common PO ST code s that you may see .
P O S T C o d e M ean ing
01 Displayed while in
BIO S Setup
31 No video card
40 Displayed while
counting memo ry
83 Displayed when
memo ry co unt is
fin ishe d
85 CMO S Cle ar
95 Displayed while
detecting IDE
de vice s
DE No me mory
DE W rong type of
memo ry insta lle d
DE O ne me mory
mod ule (two
minimum re quire d)