Pioneer AVH-P4100DVD/XN/UC, Service Manual

Page: 115 / 204

AVH-P4100DVD/XN/UC
115
5 6 7 8
5 6
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8
C
D
F
A
B
E
No.
Adustment item
Input signal
Measurement point
51pin of CN6001
-
Adustment point
Adustment
Note
1.77 V ± 0.05 V
Tone voltage amplitude adjustment V7
10
No definition
1.262 ± 0.20 V
Connect LCD panel for measurement
49pin of CN6001
-
Tone voltage amplitude adjustment V9
11
No definition
3.15 ± 0.20 V
Connect LCD panel for measurement
48pin of CN6001
-
Tone voltage amplitude adjustment V10
12
No definition
3.43 ± 0.20 V
Connect LCD panel for measurement
Screen
-
Image check of RGB signal
13
Input Color-bar signal from IC5702
-
DAC output
-
Composite level check
14
Input
composite
image 10-step signal to TP MONVBS (2.0 Vpp ± 1%)
The amplitude of the 9-step and the 0-step is 1.77 ± 0.05 V.
Screen
-
Image check
15
Input
composite
image lamp signal (monochrome) to TP MONVBS
Make sure that tone changes smoothly, and there is no colored area in the entire display.
Execute to verify that IC5702 digital-out is not bridged or "OPEN"ed.
Screen
Flicker adjustment
16
Output black-white 50% reverse signal per 1 line from IC5702
Adjust the flicker level to minimum from all directions.
Adjustment point can be COM DC off flicker adjustment mode.
TP COMDC DC output