b
These instructions refer to the VIDEO PCB unless otherwise specified.
b
These instructions refer to the VIDEO PCB unless otherwise specified.
Input
CVBS
Input
COMPONENT
B
C
Check the settings of each IC.
Are the following voltages set?
HDMI PCB
N1039 - 12 pin
: Hi (3.3 V)
N1039 - 13 pin
: Hi (3.3 V)
N1039 - 14 pin
: Lo (0 V)
Check the settings of each IC.
Are the following voltages set?
HDMI PCB
N1039 - 11 pin
: Lo (0 V)
N1039 - 15 pin
: Hi (3.3 V)
Extend the HDMI PCB using the jig.
Extend the HDMI PCB using the jig.
Is the power voltage being output correctly?
V+5V
: C5029 : + side
V-5V
: C5031 : - side
Is the power voltage being output correctly?
V+5V
: C5029 : + side
V-5V
: C5031 : - side
Check the connection between the FRONT CON-
NECTOR PCB and the VIDEO PCB.
Check the connection between the FRONT CON-
NECTOR PCB and the VIDEO PCB.
The regulator part of REG PCB is faulty.
The regulator part of REG PCB is faulty.
Is a signal being output from the video amplifier?
CVBS
: J5028
: JACK5000 : C-OUT
Is a signal being output from the video amplifier?
COMP-Y : J5032
COMP-CB : J5033
COMP-CR : J5000
• Check the IC5001 power voltage and check the
soldering of the surrounding circuits.
• The pattern between IC5001 and JACK5000 is
faulty.
• Check the IC5002 power voltage and check the
soldering of the surrounding circuits.
• The pattern between JACK5002, JACK5003 and
IC5002 and is faulty.
HDMI PCB faulty.
HDMI PCB faulty.
• Check the connection between the FRONT CONNECTOR PCB and the VIDEO PCB.
• Check the soldering of CP3401 and CP5000 on the FRONT CONNECTOR PCB.
• Check the soldering of CN5000 on the VIDEO PCB.
• Check the soldering of JACK5001 on the VIDEO PCB.
• Check the connection between the FRONT CONNECTOR PCB and the VIDEO PCB.
• Check the soldering of CP3401 and CP5000 on the FRONT CONNECTOR PCB.
• Check the soldering of CN5000 on the VIDEO PCB.
• Check the soldering of JACK5001 on the VIDEO PCB.
q
q
w
w
e
e
r
r
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
NO
NO
74
Caution in
servicing
Electrical
Mechanical
Repair Information
Updating