Pioneer VSX-1016V-K Service Manual page 211

5
A
+5 V (HDMI OUT)
JA301 (Pin 18)
C-3
When
selecting the
Check the IC102, Q131 and Q132.
No
input which connected
If IC102 or Q131 or Q132 is failure,
to Source equipment,
replace it.
is the voltage
5V?
Yes
Step 2-5: Hot Plug Detect
HPD (HDMI OUT)
JA301 (Pin 19)
B-1
No
Check the JA301.
Is the voltage
"H" (5 V)? If JA301 is failure, replace JA301.
Yes
HPD_IN
CN1001 (Pin 1)
A
No
Check the D381 and R389.
Is the voltage
"H" (5 V)?
If D381 or R389 is failure,
replace D381 or R389.
Yes
HPD0
CN1001 (Pin 2)
A
Is the
voltage "L"
No
when selecting IN1?
And is the voltage "H"(5V)
when selecting
IN2?
Yes
HPD1
CN1001 (Pin 3)
A
Is the
voltage "H"(5V)
No
when selecting IN1?
And is the voltage "L"
when selecting
IN2?
Yes
HPD (HDMI IN1)
JA101 (Pin 19)
B-2
Is the
voltage "H"(5V)
Check the Q151 and JA101.
No
when selecting IN1?
If Q151 or JA101 is failure,
And is the voltage "L"
replace Q151 or JA101.
when selecting
IN2?
Yes
5
6
Diagnose the MAIN CONTROL
Assy.
Diagnose the MAIN CONTROL
Assy.
6
7
JA102 (Pin 19)
Is the
voltage "L"
when selecting IN1?
And is the voltage "H"(5V)
when selecting
IN2?
Yes
Step 2-6: DDC
JA301 (Pin 16)
Does
a signal output in
constant period
(0 to 5 V)
?
Yes
JA301 (Pin 15)
Does
a clock output in
constant period
(0 to 5 V)
?
Yes
JA301 (Pin 16)
Is there
a same signal as
D-1 ?
Yes
JA301 (Pin 15)
Is there
a same signal as
D-2 ?
Yes
JA301 (Pin 16)
Is there
a same signal as
D-1 ?
Yes
JA301 (Pin 15)
Is there
a same signal as
D-2 ?
Yes
B
VSX-1016V-K
7
8
HPD (HDMI IN2)
B-3
Check the Q171 and JA102.
No
If Q171 or JA102 is failure,
replace Q171 or JA102.
SDA (HDMI OUT)
D-1
No Check the JA301 and IC103.
If JA301 or IC103 is failure,
replace JA301 or IC103.
SCL (HDMI OUT)
D-2
No
Check the JA301 and IC103.
If JA301 or IC103 is failure,
replace JA301 or IC103.
* When connected the source
equipment to IN1.
SDA (HDMI IN1)
D-3
Check the IC102 and JA101.
No
If IC102 or JA101 is failure,
replace IC102 or JA101.
SCL (HDMI IN1)
D-4
Check the IC102 and JA101.
No
If IC102 or JA101 is failure,
replace IC102 or JA101.
* When connected the source
equipment to IN2.
SDA (HDMI IN2)
D-5
Check the IC102 and JA102.
No
If IC102 or JA102 is failure,
replace IC102 or JA102.
SCL (HDMI IN2)
D-6
Check the IC102 and JA102.
No
If IC102 or JA102 is failure,
replace IC102 or JA102.
8
A
B
C
D
E
F
211