Nokia RM-824 Service Manual

Contents

Product selectionRM-825 is a GSM/WCDMA dual-mode handportable monoblock multimedia computer with a capacitive touchUI, integrated GPS (A-GPS OMA SUPL) and Glonass, WLAN and an internal FM radio. The device also supportsBluetooth 2.1 + EDR standard and Near Field Communication (NFC). RM-825 supports GSM850/900/1800/1900, WCDMA I/II/V/VIII and LTE B1/B3/B7/B8/B20 bands, GPRS/EGPRS and WCDMA/HSDPA/HSUPA data bearers.For WCDMA the maximum bit rate is up to 384 kbit/s for downlink and 384 kbit/s for uplink with simultaneousCS speech or CS video (max. 64 kbit/s). RM-825 supports HSDPA + dual carrier category 24 with downlink peakdata rate up to 42.1 Mbit/s (in limited use cases), HSUPA belongs to category 6 with uplink peak data rate upto 5.76 Mbit/s (in limited use cases). RM-825 supports LTE category 3 with a maximum bit rate of up to 100Mbit/s for downlink and up to 50 Mbit/s for uplink. The device also supports RX diversity.In PS/CS mode, the device supports DTM with multi slot class 11 (max. 4 RX + 3 TX, sum 5). With EGPRS thismeans a maximum download speed of up to 236.8 kbit/s simultaneously with speech. With GPRS this meansa maximum download speed of up to 64.2 kbit/s simultaneously with speech.In PS only mode, RM-825 supports MSC 12, a maximum of 5 RX + 4 TX, sum 6 timeslots resulting in a maximumdownload speed of up to 296 kbit/s with EGPRS, and up to 107 kbit/s with GPRS.The device has a large AMOLED 4.3” (800 x 480 pixels) ClearBlack WVGA touch display with 2D flat glass, 16million colors and support for pinch zoom. It also has an 8 megapixel autofocus camera with Carl Zeiss optics,3 x digital zoom and an integrated dual LED flash. The device supports two-way video calls with twointegrated cameras, one on the front and one on the back.The MMS implementation follows the OMA MMS standard release 1.3. The browser is a highly advancedInternet browser also capable of viewing operator domain XHTML Mobile Profile (MP) content.The device uses Windows Phone 8 operating system (release 8, Apollo) and supports the full Web Browserfor Internet Explorer 10 with desktop rendering which brings desktop-like Web browsing experience tomobile devices.Figure 1 View of RM-825RM-824; RM-825; RM-826General InformationIssue 2 NOKIA INTERNAL USE ONLY Page 1 – 5Copyright © 2012 Nokia. All rights reserved.