Introduction; Introduction: Phone Description - Nokia 301 Service Manual

RM-839; RM-840; RM-841
System Module

Introduction

Introduction: phone description

This section contains a brief overview of the key features of the Quark engine, as well as overview descriptions
of implementation details.
This product is based on Quark engine. Quark is a low cost dual band WCDMA quad band GSM/EDGE RX Platform
based on Intel Mobile Communications (IMC) X-GOLD614.
Physical
• 6 layer PWB, both sides mounting
• PWB structure: 6 layers, 1+4b+1
Power
• Support for Li-Ion batteries
• support for USB Charging (BC1.2)
• Intelligent Charge Control with temperature, over-current and over-voltage protection
Memory
• LPDDR1 SDRAM 512Mbit
• OneNAND 2 Gbit
Audio
• Analog and digital microphone inputs(buzz support analog microphone inputs only)
• Mono output for earpiece
• Stereo outputs for speakers and headset
• One I2S Interface for connection to external devices (e.g. audio processor, Bluetooth)
• Voice Codec's. FR, EFR, HR, NB-AMR, WB-AMR
• Mono auxiliary input for other signal sources
• DSP controlled audio processing
• Voice Codec's. FR, EFR, HR, NB-AMR, WB-AMR
• Support for PCM, ADPCM, SB-ADPCM audio playback and recording
SIM
• Support for both 1.8V and 3V SIM
• SIM supplied by dedicated LDO
• Dual SIM Support (through SIM multiplexer companion IC LFH1001)
MMI
• Up to HVGA, 24-bit color with MIPI DBI-B interface
• MIPI DBI-B (8/9 bit) support
• MIPI DBI-C support
• Primary and secondary display support with MIPI DBI-B interface
• 30 fps display update without DMA (full or partial)
• Video post processing Scaling, rotation (90 deg steps), Mirroring
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