File information: | |
File name: | 08tunin.pdf [preview 08tunin] |
Size: | 248 kB |
Extension: | |
Mfg: | NOKIA |
Model: | 08tunin 🔎 |
Original: | 08tunin 🔎 |
Descr: | NOKIA Mobile Phone 8260 08tunin.pdf |
Group: | Electronics > GSM Mobile Phones |
Uploaded: | 18-06-2022 |
User: | Anonymous |
Multipart: | No multipart |
Information about the files in archive: | ||
Decompress result: | OK | |
Extracted files: | 1 | |
File name 08tunin.pdf PAMS Technical Documentation NSW-4 Series Transceivers Tuning Instructions Issue 1 08/00 E Nokia Mobile Phones Ltd. NSW-4 Tuning Instructions PAMS Technical Documentation AMENDMENT RECORD SHEET Amendment Date Inserted By Comments Number 08/00 OJuntune Issue 1 Page 2 E Nokia Mobile Phones Ltd. Issue 1 08/00 NSW-4 PAMS Technical Documentation Tuning Instructions CONTENTS Page No Tuning Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Required Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Equipment Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Central Service Concept for NSW-4 . . . . . . . . . . . . . . . . . . 6 Point of Sale Flash Concept for NSW-4 . . . . . . . . . . . . . . . 7 Tuning with covers off using Module Jig JBS-25 . . . . . . . . 8 Tuning Steps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 1. AFC Tuning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2. VCTCXO Tuning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 3. I/Q Modulator Amplitude Balance and Phase Shift Tuning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 4. Tuning of Transmitter Power Levels . . . . . . . . . . . . . . . . 10 800MHz Analog TX output power . . . . . . . . . . . . . . . . . . . . 11 800MHz Digital TX output power . . . . . . . . . . . . . . . . . . . . . 11 TDMA1900 TX output power . . . . . . . . . . . . . . . . . . . . . . . . 12 5. RSSI Digital Receiver (AGC) . . . . . . . . . . . . . . . . . . . . . . 12 6. RSSI Analog Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 7. RX Audio . . . . . . . . . . . |
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