Sony HT-MT500 Service Manual page 36

HT-MT500/MT501
2. The video and audio of HDMI is not outputted
The video and audio of HDMI is not
outputted.
Yes
The voltage of the following is 1.2 V.
MB-1610 board: R449
The voltage of the following is 1.5 V.
MB-1610 board: JL2152
The voltage of the following is 3.3 V.
MB-1610 board: JL319
Yes
The voltage of the following is about 5 V.
MB-1610 board: CN602
pin 18 (+5V POWER)
Yes
The voltage of the following is about 5 V.
MB-1610 board: CN602
pin 15 (SCL (5V))
pin 16 (SDA (5V))
Yes
The voltage of the following is about 3.3 V.
MB-1610 board: CN602 pin 13 (CEC)
Yes
Replace the MB-1610 board.
36
The voltage of the following is about 3.3 V.
MB-1610 board: IC301 pin 5
MB-1610 board: IC302 pin 5
No
MB-1610 board: IC306 pin 5
Check the mounted state of the area
surrounding IC301, IC302, IC306 on the
MB-1610 board.
No
The voltage of the following is 5.2 V.
MB-1610 board: IC601 pin 5
Yes
The voltage of the following is about 3.3 V.
MB-1610 board: IC601 pin 1
Check the mounted state of the area
surrounding IC601 on the MB-1610 board.
Check the SCL, SDA line (mounted state
No
of connector (CN602) and resistor (R635
to R638)) on the MB-1610 board.
No
The voltage of the following is about 3.3 V.
MB-1610 board: IC5006 pin 8
abnormality
Replace the MB-1610 board.
Check the mounted state of
No
the area surrounding IC6011
on the MB-1610 board.
abnormality
Replace the MB-1610 board.
abnormality
Replace the MB-1610 board.
abnormality
Replace the MB-1610 board.
Check the mounted state of
connector (CN602), diode
No
(D5001), IC5006 and resistor
(R5007, R5020) on the
MB-1610 board.
abnormality
Replace the MB-1610 board.