IVE troubleshooting
Introduction to IVE troubleshooting
The IVE engine is a next generation imaging and video engine based on BCM2727B. The BCM2727B acts as
imaging, video, display, and HDTV and SDTV hardware accelerator.
The following references on the PWB help in the effective debugging and troubleshooting of IVE.
Sr. No Reference Description
1 B1400 19.2MHz Crystal
2 D1400 IVE/BCM2727B IC
The following test points on the PWB help in the effective debugging and troubleshooting.
Sr. No Signal name Measuring point Description
1 VIVE_2V5_FILT C1419/C1417 2.5V supply to BCM2727B
2 VIVE_2V8_FILT C1414 2.8V supply to BCM2727B
3 VIVE_1V8_FILT L1402/C1450 1.8V supply to BCM2727B
4 VBAT L1403/C1466 VBAT supply to BCM2727B
5 RUN J1425 Enable signal to IVE. This needs to be
High for IVE to be Up.
6 XIN C1448 19.2MHz clock to IVE
RM-596
BB Troubleshooting and Manual Tuning Guide
Issue 2 COMPANY CONFIDENTIAL Page 3 – 27
Copyright © 2010 Nokia. All rights reserved.
To Next Page
Loading...
