Tv Out Troubleshooting; Introduction To Sdtv Troubleshooting - Nokia RM-609 Service Manual

TV out troubleshooting

Introduction to SDTV troubleshooting

SDTV
The phone has SDTV capability. The phone can be connected to an analog TV through a TV Out cable.
The following references on the PWB help in the effective debugging and troubleshooting of SDTV Out.
Sr. No
1 R1419
2 D1400
3 N2001
4 L2001
5 Gold pads E2002 through
E2007
The following test points on the PWB help in the effective debugging and troubleshooting.
Sr No Signal name
1 CVBS
Page 3 – 22
Figure 10 Expected Crystal clock input to BCM2727B on Oscilloscope
Reference
Measuring point
Gold pad E2003
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BB Troubleshooting and Manual Tuning Guide
DAC termination resistor. Resistor value 15 OHMS.
BCM2727B IC
Analog switch
Ferrite bead on the CVBS signal
AV connector
SDTV signal
Description
Description
RM-609
Issue 1