User Guide

Troubleshooting display and keyboard backlight

Figure 105 Troubleshooting display and keyboard backlight

Troubleshooting MMC interface

Context

Use a known working MMC to save the photo test. Target devices to replace are N310 Lester, R315 ASIP and

X820 MMC connector. The MMC card itself might be broken, and it should be checked as well.

RM-51

Baseband troubleshooting Nokia Customer Care

9238460 (Issue 1) Company Confidential Page 6–27