This manual is the service manual for Samsung SGH-D880 phone
This service manual covers safety precautions, detailed specifications, functional descriptions, exploded views, parts lists, block and PCB diagrams, and a flow chart for troubleshooting the Samsung SGH-D880 GSM telephone. It also includes step‑by‑step disassembly and assembly instructions.
The specification section lists GSM frequency bands, modulation type, power classes, and sensitivity values, while the safety section advises use of a shielded box, standard screwdrivers, and ESD protection during repair work.
| Frequency Bands (MHz) | 890~915 880-915 1710~1785 1850~1910 |
|---|---|
| Modulation | 0.3GMSK |
| MS Power (dBm) | 33dBm~5dBm |
| Sensitivity (dBm) | -102dBm |
Repair should be performed in a shielded box, avoid magnetic objects, use a standard screwdriver, and follow ESD protection procedures.
The phone supports GSM 900 (890‑915 MHz), DCS 1800 (880‑915 MHz), PCS 1900 (1710‑1785 MHz) and 1850‑1910 MHz bands.
The device uses 0.3GMSK modulation for all supported bands.