Name: Pioneer AVH-X1550DVD/XNRI
Brand: Pioneer
Rating: 4 (1 reviews)

To Next Page

To Previous Page

AVH-X1500DVD/XNUC

5 678

Check 11: Is the video circuit OK?

<Outline> Composite signal and component signal are output from DVD-LSI (IC1501), and are output from the

HOST I/F (CN1952) via a buffer circuit.

CN1952

HOST I/F

Composite COMPOSITE

Fig 11.1: Video circuit

<Checking method> Playback DVD-REF-A1 TITLE2 CHAPTER5 (WHITE 100%), and monitor COMPOSITE signal with

an oscilloscope with GNDV (stylus) being the reference. Set the trigger mode to “TV trigger” and

the trigger line to “150 line”.

No. Check point 1 (stylus) Specification value Reference waveform

1 COMPOSITE 1000 mVpp ± 5% Waveform 6

In case of NG, check the applicable line, the periphery of the major components in the drawing above, soldering of the

peripheral components and defective components.

PEAK

COMPOSITE signal Reference

value

Color burst

Pedestal level

BOTTOM

Horizontal sync signal

Fig 11.2: Waveform for the case of composite white 100% output

Side A

Fig 11.3: VIDEO signal check point

IC1501

DVD_LSI

Video

DAC

section

COMPOSITE

GNDV2

Questions and Answers:

Need help?

Do you have a question about the Pioneer AVH-X1550DVD/XNRI and is the answer not in the manual?

Pioneer AVH-X1550DVD/XNRI Specifications

General