5
6
7
8
53
5
6
7
8
VSX-84TXSi
C
D
F
A
B
E
Check the soldering of IC1101.
No
Replace IC1101.
* When connected the source
equipment to IN1,2.
No
Yes
Yes
D
E
IC901(Pin 19)
DSDA
D2
No
Yes
Yes
Yes
Check the patterns in the path.
Check Q953.
No
Replace Q953.
IC901(Pin 20)
DSCL
D2
No
Yes
Check the patterns in the path.
Check Q953.
No
Replace Q953.
JA901 (Pin 15)
SCL(HDMI OUT)
G14
No
Check the patterns in the path.
Check JA901.
No
Replace JA901.
Yes
Check the soldering of JA1101.
No
Replace JA1101.
IC1101 (Pin 27,28,
30,31,33,34,39,40)
Step 3-6: TMDS(INPUT)
Yes
Step 3-7: VIDEO CLK,DATA
TMDS(HDMI IN1)
* When connected the source
equipment to IN1.
H1
No
Yes
Yes
Yes
Check the soldering of JA1151.
No
Replace JA1151.
IC1151 (Pin 27,28,
30,31,33,34,39,40)
TMDS(HDMI IN3)
* When connected the source
equipment to IN3.
H2
No
Check the soldering of JA1152.
No
Replace JA1152.
IC1152 (Pin 3,4,6,
7,9,10,45,46)
TMDS(HDMI IN4)
* When connected the source
equipment to IN4.
H2
No
Check the soldering of IC1151.
No
Replace IC1151.
IC801 (Pin 58,59,
62,63,66,67,70,71)
TMDS(Rx1)
* When connected the source
equipment to IN3,4.
D1
No
IC881(Pin 6)
RDCK
I1
Is there a
CLK?
No
Check the parts and patterns in
the path (IC801 to IC881).
No
Replace IC801.
IC882(Pin 2-9)
RD0-RD7
I2
Is there a
DATA?
No
Check the parts and patterns in
the path (IC801 to IC882).
No
Replace IC801.
Yes
IC883(Pin 2-9)
RD8-RD15
I3
Is there a
DATA?
No
Check the parts and patterns in
the path (IC801 to IC883).
No
Replace IC801.
Yes
IC884(Pin 2-9)
RD16-RD23
I4
Is there a
DATA?
No
Check the parts and patterns in
the path (IC801 to IC884).
No
Replace IC801.
Does
a clock output in
constant period
(0 to 5 V)
?
Is there
a same signal as G13
(0 to 3.3 V)?
Is there
a same signal as G14
(0 to 3.3 V)?
Do signals
(approx. 0.5 Vp-p)
run in all the
lines?
Do signals
(approx. 0.5 Vp-p)
run in all the
lines?
Check the soldering of JA1102.
No
Replace JA1102.
* When connected the source
equipment to IN2.
Do signals
(approx. 0.5 Vp-p)
run in all the
lines?
Do signals
(approx. 0.5 Vp-p)
run in all the
lines?
Do signals
(approx. 0.5 Vp-p)
run in all the
lines?
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