Service Modes, Error Codes, and Fault Finding
5.
Figure 5-5 “Off/Stand-by” to “Semi Stand-by” flowchart (part 2)
1
8
440_216
b
_090227.ep
s
270209
Ye
s
MIP
S
re
a
d
s
the w
a
ke
u
p re
as
on
from
s
t
a
nd
b
y µP.
S
emi-
S
t
a
nd
b
y
Initi
a
lize t
u
ner
a
nd M
u
lti
S
t
a
nd
a
rd decoder
Initi
a
lize video proce
ss
ing IC'
s
:
- loc
a
l contr
as
t FPGA
- PNX5100 (if pre
s
ent)
Initi
a
lize
s
o
u
rce
s
election
Initi
a
lize A
u
toTV
3
-th try?
Blink Code
as
error code
Boot
s
cript re
a
dy
in 1250 m
s
?
Ye
s
No
En
ab
le Alive check mech
a
ni
s
m
W
a
it
u
ntil AVC
s
t
a
rt
s
to
comm
u
nic
a
te
S
W initi
a
liz
a
tion
su
cceeded
within 20
s
?
No
S
witch
S
t
a
nd
b
y I/O line high
a
nd w
a
it 4
s
econd
s
RPC
s
t
a
rt (comm. protocol)
S
et I²C
s
l
a
ve
a
ddre
ss
of
S
t
a
nd
b
y µP to (60h)
Ye
s
Di
sab
le
a
ll
su
pply rel
a
ted protection
s a
nd
s
witch off the +
3
V
3
+5V DC/DC converter.
s
witch off the rem
a
ining DC/DC
converter
s
W
a
it 5m
s
S
witch AVC PNX
8
54
3
in re
s
et (
a
ctive low)
W
a
it 10m
s
S
witch the NVM re
s
et
line HIGH.
Fl
as
h to R
a
m
im
a
ge tr
a
n
s
fer
su
cceeded
within
3
0
s
?
No
Ye
s
Code =
L
a
yer1: 2
L
a
yer2: 5
3
Code =
L
a
yer1: 2
L
a
yer2: 15
Initi
a
lize Am
b
ilight with Light
s
off.
Timing need to
b
e
u
pd
a
ted if
more m
a
t
u
re info i
s a
v
a
il
ab
le.
Timing need
s
to
b
e
u
pd
a
ted if more
m
a
t
u
re info i
s
a
v
a
il
ab
le.
Timing need
s
to
b
e
u
pd
a
ted if more
m
a
t
u
re info i
s
a
v
a
il
ab
le.
Initi
a
lize
au
dio
Enter protection
Re
s
et-
s
y
s
tem i
s s
witched HIGH
b
y the
AVC
a
t the end of the
b
oot
s
cript
AVC rele
as
e
s
Re
s
et-Ethernet when the
end of the AVC
b
oot-
s
cript i
s
detected
Thi
s
c
a
nnot
b
e done thro
u
gh the
b
oot
s
cript,
the I/O i
s
on the
s
t
a
nd
b
y µP
Re
s
et-
s
y
s
tem i
s
connected to the
Micron
as
M
u
lti
S
t
a
nd
a
rd decoder.
Re
s
et-A
u
dio
a
nd A
u
dio-M
u
te-Up
a
re
s
witched
b
y MIP
S
code l
a
ter on in the
s
t
a
rt
u
p proce
ss
Re
s
et-
s
y
s
tem i
s s
witched HIGH
b
y the
AVC
a
t the end of the
b
oot
s
cript
AVC rele
as
e
s
Re
s
et-Ethernet when the
end of the AVC
b
oot-
s
cript i
s
detected
Re
s
et-A
u
dio
a
nd A
u
dio-M
u
te-Up
a
re
s
witched
b
y MIP
S
code l
a
ter on in the
s
t
a
rt
u
p proce
ss
S
witch on the di
s
pl
a
y in c
as
e of
a
LED
ba
cklight
di
s
pl
a
y
b
y
s
ending the T
u
rnOnDi
s
pl
a
y(1) (I²C)
comm
a
nd to the PNX5100
In c
as
e of
a
LED
ba
cklight di
s
pl
a
y,
a
LED DIM p
a
nel i
s
pre
s
ent
which i
s
fed
b
y the Vdi
s
pl
a
y. To power the LED DIM P
a
nel, the
Vdi
s
pl
a
y
s
witch driven
b
y the PNX5100 m
us
t
b
e clo
s
ed. The
di
s
pl
a
y
s
t
a
rt
u
p
s
e
qu
ence i
s
t
a
ken c
a
re of
b
y the LED DIM
p
a
nel.
S
econdly, thi
s
cmd will
a
l
s
o en
ab
le the LVD
S
o
u
tp
u
t of
the 5100 tow
a
rd
s
the LED DIM p
a
nel.
En
ab
le the PWM o
u
tp
u
t tow
a
rd
s
the di
s
pl
a
y LVD
S
c
ab
le in c
as
e of
a
LED B
a
cklight
s
et.
(CTRL4-PNX5100)
In c
as
e of
a
LED
ba
cklight di
s
pl
a
y, the PWM-dimming
s
ign
a
l
need
s
to
b
e ro
u
ted to the LVD
S
c
ab
le. Thi
s
ro
u
ting i
s
not
a
llowed in non-LED
s
et
s
(
s
ee
a
l
s
o di
s
pl
a
y config
u
r
a
tion)
W
a
ke
u
p re
as
on
cold
b
oot & not
s
emi-
s
t
a
nd
b
y?
5100
S
W
s
t
a
rt
MIP
S s
end
s
di
s
pl
a
y p
a
r
a
meter
s a
nd
Bitm
a
p to 5100
S
t
a
rt
u
p
s
creen cfg file
pre
s
ent?
MIP
S
trigger
s
5100 to di
s
pl
a
y the
s
t
a
rt
u
p
s
creen
S
t
a
rt
u
p
s
creen vi
s
i
b
le
ye
s
ye
s
To keep thi
s
flowch
a
rt re
a
d
ab
le, the ex
a
ct di
s
pl
a
y t
u
rn on
de
s
cription i
s
not copied here. Ple
as
e
s
ee the
S
emi-
s
t
a
nd
b
y
to On de
s
cription for the det
a
iled di
s
pl
a
y
s
t
a
rt
u
p
s
e
qu
ence.
D
u
ring the complete di
s
pl
a
y time of the
S
t
a
rt
u
p
s
creen, the
prehe
a
t condition of 100
%
PWM i
s
v
a
lid.
No
No
S
t
a
rt
u
p
s
creen
s
h
a
ll only
b
e vi
s
i
b
le when there i
s a
cold
b
oot
to
a
n
a
ctive
s
t
a
te end
s
it
ua
tion. The
s
t
a
rt
u
p
s
creen
s
h
a
ll not
b
e vi
s
i
b
le when w
a
king
u
p for re
b
oot re
as
on
s
or w
a
king
u
p to
s
emi-
s
t
a
nd
b
y condition
s
.
The fir
s
t time
a
fter the option t
u
rn on of the
s
t
a
rt
u
p
s
creen or
when the
s
et i
s
virgin, the cfg file i
s
not pre
s
ent
a
nd hence
the
s
t
a
rt
u
p
s
creen will not
b
e
s
hown.
From: 1
8
440_216
a
_090227.ep
s
From: 1
8
440_216
a
_090227.ep
s
