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VSX-1018AH-K/KUXJ Manual de Servicio
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1
2
3
4
A
A
R111
* When connected the source equipment to IN2. R0PWR5V
JA1102 (Pin 19)
HPD(HDMI2)
G3
Is the voltage "H" (3.3 V)? Yes No Check the parts and patterns in the path. No Replace IC151, Q151 or R155. JA301 (Pin 18) Is the voltage "H" (5 V)? Yes No
H3
Check the patterns in the path. Check the Q1102 and R1102. No Replace Q1102 or R1102.
B
HPD(HDMI OUT)
Step 3-4: Hot Plug Detect
* When connected the source equipment to BD IN. IC501 (Pin 34) HPDET3 IIs the voltage "H" (5 V)? Yes IC301 (Pin 51) No
H4
Check the patterns in the path. Check the JA301. No
C
Is the voltage "L" (0 V)? Yes
C
No
Check the patterns in the path. No Replace IC501.
Replace JA301. HPD(HDMI Tx)
H5
Is the voltage "H" (5 V)? Yes To Step 4-1 No Check the patterns in the path. Check the D301 and R313. No Replace D301 or R313.
JA1152 (Pin 19)
HPD(BD)
H1
Is the voltage "H" (5 V)? Yes No Check the patterns in the path. Check the Q1152 and R1152. No Replace Q1152 or R1152. * When connected the source equipment to IN1. IC501 (Pin 91)
D
HPDET2
C
Is the voltage "L" (0 V)? Yes JA1151 (Pin 19) HPD(HDMI1) No Check the patterns in the path. No Replace IC501.
H2
Is the voltage "H" (5 V)?
E
Check the patterns in the path. Check the Q1151 and R1151. No Replace Q1151 or R1151. * When connected the source equipment to IN2.
