Philips DFR9000 Service Manual page 10
Digital surround receiver
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Also See for DFR9000:
- Service manual (78 pages) ,
- Brochure (2 pages) ,
- Instructions for use manual (50 pages)
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4. Display test
Purpose: This test is used to check the standby-LED, the
driving circuits and the display for short-circuits,
open circuits or other defects.
MAIN MENU
RC "3"
N
pressed?
Y
Display Test
Display shows
Test pattern 1
Standby-LED is
blinking
RC "OK"
N
pressed?
Y
Display Test – Test pattern 1
2-5
5. Key test
Purpose: This test is used to check the keys and rotaries on
the set and the reaction on commands from the
remote control.
MAIN MENU
RC "4"
N
pressed?
Y
Key Test
Display shows
"--"
RC "OK"
Y
pressed?
N
Key
pressed or
N
rotary
turned?
Y
Display key-code
(see table 1)
K
e
y
S
T
A
N
D
B
- Y
O
N
P
R
E
I V
O
U
S
N
E
X
T
S
Y
S
T
E
M
M
E
N
U
S
U
R
R
O
U
N
D
B
A
S
S
T /
R
E
B
L
E
S
O
U
R
C
E
U
P
S
O
U
R
C
E
D
O
W
N
V
O
L
U
M
E
U
P
V
O
L
U
M
E
D
O
W
N
R
E
M
O
T
E
C
O
N
T
R
O
L
P
e r
s s
<
O
K
>
o
n
h t
e
s
1)
x ..........5=RC5, 6=RC6
yy.........system address
zzz.......command code
D
s i
p
a l
y
K
E
Y
1
K
E
Y
2
K
E
Y
3
K
E
Y
5
K
E
Y
6
K
E
Y
7
S
R
C
U
P
S
R
C
D
O
W
N
V
O
L
U
P
V
O
L
D
O
W
N
) 1
K
E
Y
R
C
x
y y
z
z z
t e
o t
e
t i x
h t
e
k
e
- y
e t
s
. t
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