Read Sony HBD-E385 / HBD-E390 / HBD-T39 (serv.man2) Service Manual online
HBD-E385/E390/T39
3
Power Check Flow (2/2)
C
heck that
a
so
und is
outputted
nor
mally.
Ch
ec
k
th
at
[A
ud
io
S
et
tin
gs
]-[A
ud
io
o
ut
pu
t] in
th
e m
en
u
sc
re
en is
“Speaker
”.
C
heck
that the dr
ive
is
oper
ating
nor
m
ally.
C
heck that
each pow
er
supply
is
s
upplied to
the
audio
block.
C
heck that
a
so
und is
nor
m
ally outputted f
rom
each
sp
ea
ke
r.
Ref
er
to the
“1. Pow
er
Check
Fl
ow
” on
page
2.
Ref
er
to
the “2-1. Flow
of
dr
ive
se
ction check” on
page
7
on or
iginal
se
rvice manual.
C
heck
that a
pictur
e
is
outputted nor
mally.
C
heck that
each s
peaker
is
connected
nor
mally.
Fr
ont/C
enter
/Sur
ro
und/Subw
oof
er
C
heck
that the PWM s
ignal is
outputted
from
the
fo
llow
ing pins
.
AMP
board
IC3001
pin
39,
40,
48,
49, 42, 43, 54, 55
C
heck
that the s
ignal is
outputted
from
the
fo
llowing
pins
.
AMP board
IC3102
pin
10, 11 (S
P
FRON
T R)
pin
16, 17 (S
P
FRON
T L)
Pin 2,
3,
8,
9
(S
P
SU
BWOOFE
R)
O
ptimize the
speaker
s
ettings
.
C
heck
that the s
ignal is
outputted
from
the
fo
llowing
pins
.
AMP board
IC3302
pin 10, 11, 16, 17 (SP CENTER) pin
2,
3 (S
P
SUR R)
Pin
8, 9 (SP
SUR L)
No
No
No
No
No
No
No
No
No
Ref
er
to the
“2. Video Check
Fl
ow
” on page 4.
Per
for
m and check [
Audio
Settings
] -
[S
peaker
Settings
] - [T
es
t T
one]
in the menu
sc
re
en,
or
re
ins
er
t the s
peaker
cables
.
Exchange the
IC
3001.
Part N
o.
6-718-103-01
Description IC
TAS
5538DGGR
Exchange the
IC
3102.
Part N
o.
6-
718
-4
43
-01
Description IC
ST
A516B1
3T
R
-A
No
Exchange the
IC
3302.
Part No. 6-718-443-01 Description IC
ST
A516B1
3T
R
-A
A
Ye
s
Ye
s
Ye
s
Ye
s
Ye
s
Ye
s
Ye
s
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