5
6
7
8
59
5
6
7
8
VSX-84TXSi
C
D
F
A
B
E
Diagnose the HDMI Tx(IC901) or
Video ENC(IC701).
Check the IC1301,IC1351.
No
Replace IC1301 or IC1351.
Yes
TDCK
P2
Is there a
CLK?
No
H
Check the parts and patterns in
the path.
HDM IINPUT IC801
→
IC1301
Analog IINPUT
IC601
→
IC1381-1383
→
IC1301
Check the parts and patterns in
the path.
HDM IINPUT IC801
→
IC1301
Analog IINPUT
IC601
→
IC1381-1383
→
IC1301
IC1301(Pin 21-28)
RD16-23
*Skip at analog 480i/576i input.
P2
Is there a
DATA?
No
Yes
IC1301(Pin 1)
RHSYNC
P2
Is there a
HSYNC?
No
Check the parts and patterns in
the path.
HDM IINPUT IC801
→
IC1301
Analog IINPUT
IC601
→
IC1381-1383
→
IC1301
Yes
IC1301(Pin 125)
Check the IC1301,IC1351.
No
Replace IC1301 or IC1351.
TD8-15
P2
Is there a
DATA?
No
IC1301(Pin 148-155)
Check the IC1301,IC1351.
No
Replace IC1301 or IC1351.
Yes
Yes
TD16-23
P2
Is there a
DATA?
No
IC1301(Pin 130-137)
Check the IC1301,IC1351.
No
Replace IC1301 or IC1351.
THSYNC
P2
Is there a
HSYNC?
No
Yes
IC1301(Pin 118)
Check the IC1301,IC1351.
No
Replace IC1301 or IC1351.
TVSYNC
P2
Is there a
VSYNC?
No
Yes
Yes
IC1301(Pin 119)
Check the parts and patterns in
the path.
HDM IINPUT IC801
→
IC1301
Analog IINPUT
IC601
→
IC1381-1383
→
IC1301
Check the parts and patterns in
the path.
HDM IINPUT IC801
→
IC1301
Analog IINPUT
IC601
→
IC1381-1383
→
IC1301
Step 5-3: INPUT
X1301(Pin 4)
RDCK
P2
Is there a
CLK?
No
Yes
IC1301(Pin 29,
32-35,38-40)
RD8-15
P2
Is there a
DATA?
No
Yes
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