43
VSX-LX51
5
6
7
8
5
6
7
8
A
B
C
D
E
F
Step 3-1: Power supply, CLK
C1056
Is the voltage
5 V?
No
5 V(HDMI OUT)
Step 3-2 : Reset
IC501 (Pin 22)
RXRST
Yes
Is the voltage
4.4 V?
No
No
Check the D1152.
Replace D1152.
V+5HD
IC1254 (Pin 16)
5 V(BD IN)
IC1252 (Pin 16)
5V(HDMI IN1)
IC151 (Pin 9)
V+5R3
IC1204 (Pin 16)
5V(HDMI IN2)
Yes
Is the voltage
4.4 V?
No
No
Check the D1151.
Replace D1151.
Yes
Is the voltage
4.4 V?
No
No
Check the D1102.
Replace D1102.
Yes
Yes
Yes
No
Replace IC501 or IC502.
IC1151 (Pin 48)
Is the voltage
3.3 V?
(BD or HDMI1
is selected)
No
3.3 V(Cable EQ 2)
No
Check the L1151,Q1153
and the peripheries.
Replace L1151,Q1153
or the peripheries.
Check the parts and
patterns in the path.
No
IC501 (Pin 25)
TXRST
Yes
X101
X'TAL(HDMI Rx)
No
Check the soldering of
IC101. Check the
peripheries of X101.
Replace.
Is oscillation
of 27 MHz?
No
Is the voltage
"H" (3.3 V)?
HDMI section
Check the soldering of IC1051 and
the peripheries of IC1051.
If soldering has not been done
correctly, replace IC1051.
No
Replace IC501 or IC502.
Yes
Check the parts and
patterns in the path.
No
Is the voltage
"H" (3.3 V)?
A
Yes
IC151 (Pin 5)
V+5R1
G1
C
C
D1
D2
D3
E
F
Is the voltage
5 V?
No
Step 3-3: Source 5V
* When connected the source
equipment to BD IN.
G1
IC151 (Pin 12)
V+5R2
G1
Is the voltage
5 V?
Yes
No
Replace JA1152.
Check the JA1152.
No
* When connected the source
equipment to IN1.
* When connected the source
equipment to IN2.
Is the voltage
5 V?
Yes
R109
R1PWR5V
G2
No
Replace JA1151.
No
Replace JA1102.
Check the JA1151.
Check the JA1102.
No
Yes
Is the voltage
"H" (3.3 V)?
No
* When connected the source
equipment to BD IN/IN1.
No
Replace IC151, Q152 or R156.
Check the parts and
patterns in the path.
Содержание VSX-1018AH-K
Страница 8: ...8 VSX LX51 1 2 3 4 A B C D E F 1 2 3 4 2 2 SPECIFICATIONS LX51 13 3 kg 1018AH ...
Страница 9: ...9 VSX LX51 5 6 7 8 5 6 7 8 A B C D E F 2 3 PANEL FACILITIES 1 Rear panel VSX LX51 ...
Страница 10: ...10 VSX LX51 1 2 3 4 A B C D E F 1 2 3 4 VSX LX51 2 Front panel ...
Страница 11: ...11 VSX LX51 5 6 7 8 5 6 7 8 A B C D E F 3 Display ...
Страница 12: ...12 VSX LX51 1 2 3 4 A B C D E F 1 2 3 4 4 Remote control AXD7518 VSX LX51 Only ...
Страница 13: ...13 VSX LX51 5 6 7 8 5 6 7 8 A B C D E F ...
Страница 75: ...75 VSX LX51 5 6 7 8 5 6 7 8 A B C D E F ...
Страница 82: ...82 VSX LX51 1 2 3 4 A B C D E F 1 2 3 4 9 4 POWER AMP SECTION S L K R I W Y X J N ...
Страница 132: ...132 VSX LX51 1 2 3 4 A B C D E F 1 2 3 4 ...