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AVH-P2300DVD/XNUC
99
5
6
7
8
5
6
7
8
C
D
F
A
B
E
BACKLIGHT DRIVER
No
Adustment/Check Item
Input Point
Input signal
Measurement point
Check/Adjustment
Trigger
Control/Frequency
Note
1
B
AC
K
L
IG
H
T
TP
:
B
LP
D
C 8.0 V ± 0.2 V
TP
:
B
L
V
16.3 V ± 3 V
DIMPLS
O
p
erati
o
nal
frequency
: 200 Hz
DIMMER is adjusted by
the Duty.
Internal oscillatory frequency
:
381.
67
kH
z
External oscillatory frequency
:
476.
6
kH
z/515.7
kH
z
(O
perati
o
nal
frequency range :
430 kH
z to
530 kH
z)
S
Y
N
C
IN
P
U
T DU
TY 90%
TK61222CQ6GHB : Inverting input
Internal oscillatory /External
frequency can be changed, when it
is operating.
PWR
BL
, MBL
PW,
BL
C
L
K,
D
IMPL
S
conforms to the hardware
specifications.
2
BLERR
–
–
TP
:
TMP1
0.981 V to 2.742 V
DIMPLS
(Duty 100%)
–
An output voltage range in product
normal operation
REGULATOR
No
Adustment/Check Item
Input Point
Input signal
Measurement point
Check/Adjustment
Trigger
Note
1
VCC33
T
P : MVI
DC 3.4 V ± 0.2 V
T
P
:
PL
34
3.4 V ± 0.2 V
––
2
GD12V
TP : MVI
DC 3.4 V ± 0.2 V
TP
:
12V
1.2 V ± 0.1 V
PWRGR
TP : PGR +3.0 V to +3.3 V
3
RGBVI
TP : BLP
DC 8.0 V ± 0.2 V
TP
:
RGBV
5.5 V ± 0.2 V
PWRGR
TP : PGR +3.0 V to +3.3 V
A timing signal from the GERD
A to the LCD module ma
y destro
y the b
uilt-in dr
iv
er IC of the LCD module depending on its timing.
Please pa
y attention if y
ou are going to control the GERD
A directly with jigs
.
When e
x
ecuting the displa
y test mode with the U
AR
T etc., conf
or
m to the product mo
v
ement f
or the time from the po
w
er on to
the reset cancellation/comm
unication star
t, etc.
Содержание AVH-2350DVD
Страница 19: ...AVH P2300DVD XNUC 19 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 52: ...AVH P2300DVD XNUC 52 1 2 3 4 1 2 3 4 C D F A B E Side A COMPOSITE GNDV Fig 11 3 VIDEO signal check point ...
Страница 55: ...AVH P2300DVD XNUC 55 5 6 7 8 5 6 7 8 C D F A B E Side A DGND1 IC1501 50pin Fig 13 3 48 MHz check point ...
Страница 57: ...AVH P2300DVD XNUC 57 5 6 7 8 5 6 7 8 C D F A B E Side A SCLOCK SDATA D CP_ RESET D DGND2 ...
Страница 101: ...AVH P2300DVD XNUC 101 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 104: ...AVH P2300DVD XNUC 104 1 2 3 4 1 2 3 4 C D F A B E 9 2 EXTERIOR 1 ...
Страница 106: ...AVH P2300DVD XNUC 106 1 2 3 4 1 2 3 4 C D F A B E 9 3 EXTERIOR 2 A B A C B C E F ...
Страница 108: ...AVH P2300DVD XNUC 108 1 2 3 4 1 2 3 4 C D F A B E 9 4 EXTERIOR 3 A A A B B B C C ...
Страница 112: ...AVH P2300DVD XNUC 112 1 2 3 4 1 2 3 4 C D F A B E A GEM1045 B GEM1038 C GEM1024 A C C A A C C C C C A A ...
Страница 113: ...AVH P2300DVD XNUC 113 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 125: ...AVH P2300DVD XNUC 125 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 135: ...AVH P2300DVD XNUC 135 5 6 7 8 5 6 7 8 C D F A B E ...