Sony HT-ST5000 Service Manual page 67

– From page 66 –
The voltage of the following is about 3.3 V.
MB-1611 board: CN5004 pin 13 (CEC)
Yes
The voltage of the following (TMDS input
line) is about 3.0 V.
MB-1611 board: IC5000 pin 70, 71, 73, 74,
76, 77, 79, 80
(In the case of HDMI IN 1 connection)
Yes
The voltage of the following (TMDS input
line) is about 3.0 V.
MB-1611 board: IC5000 pin 83, 84, 86, 87,
89, 90, 92, 93
(In the case of HDMI IN 2 connection)
Yes
The voltage of the following (TMDS input
line) is about 3.0 V.
MB-1611 board: IC5000 pin 124, 125, 127,
128, 130, 131, 133, 134
(In the case of HDMI IN 3 connection)
Yes
The voltage of the following (TMDS output
line) is about 3.0 V.
MB-1611 board: IC5000 pin 33, 35, 36, 38
39, 41, 42, 44
(In the case of HDMI OUT connection)
The voltage of the following is about 3.3 V.
No
MB-1611 board: IC3002 pin 19
(CEC_IN_OUT)
Yes
Check the mounted state and area
surrounding connector (CN5004) on the
MB-1611 board.
Check the mounted state of connector
No
(CN5010), IC5000, coil (RB5007 and
RB5008) on the MB-1611 board.
Check the mounted state of connector
No
(CN5002), IC5000, coil (RB5003 and
RB5004) on the MB-1611 board.
Check the mounted state of connector
No
(CN5001), IC5000, coil (RB5005 and
RB5006) on the MB-1611 board.
Check the mounted state of connector
No
(CN5004), IC5000, coil (RB5001 and
RB5002) on the MB-1611 board.
HT-ST5000
Check the mounted state of
No
diode (D3000) and resistor
(R3007, R3033) on the
MB-1611 board.
abnormality
Replace the MB-1611 board.
abnormality
Replace the MB-1611 board.
abnormality
Replace the MB-1611 board.
abnormality
Replace the MB-1611 board.
abnormality
Replace the MB-1611 board.
abnormality
Replace the MB-1611 board.
67