Fujitsu PlasmaVision P42HHA30WS - Selecting Input Mode; Video and RGB Input Mode Selection

RGB input is abnormal.
Power lamp: Lighted green
(10 sec or more)
Chec 7
Start
Separate signal Composite signal
No
Ye s Ye s
Ye s
Sync. on green signal
Ye s Ye s
No
No
No
Is RGB
cable pin arrangement
appropriate ?
What kind of
signal is output from signal
source ?
Is composite sync.
signal input to pin 2 of RGB
cable ?
Is composite sync.
signal input to pin 13 of RGB
cable ?
negative ?
Is horizontal sync.
RGB cable ?
Check connection cable.
Check input signal.
Connect RGB cable to terminal.
Check input signal.
No No
Check input signal.
No
Check input signal.
Is frequency of horizontal sync. and vertical sync signals within specified range ?
Is input level(∗) within specified range ?
Ye s
Signal processing circuit faulty. Replace Main/Digital PCB Assy.
k
le ?
Is Sync. signal
io
signal input to pin 13 and vertical sync
le ?
∗
.
.
io
.
TTL and polarity
io
.
signal input to pin 14 of
Make sync. signal polarity output from signal source negative, or make output impedance TTL.
.
- 25 -
Note(∗): If the synchronizing signal cannot be identified by TTL level, it in the 75Ω terminated state.
Yes