HUAWEI MC850/MC851 Media Phone User Guide  | Contents  | 
13.8 Operations During a Call  | 65  | 
13.9 Phonebook  | 66  | 
13.10 Call Log  | 67  | 
13.11 Configuration of Frequently Used Functions  | 68  | 
13.12 Display Setting  | 71  | 
13.13 Other Basic Settings  | 73  | 
14 Software Upgrade | 76  | 
14.1 Automatic Upgrade  | 76  | 
14.2 Manual Upgrade  | 76  | 
15 Troubleshooting  | 77  | 
16 Technical Specifications  | 80  | 
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