Nokia 3220 サービスマニュアル
RH-37
System Module
Nokia Customer Care
Page 10
Nokia Corporation
Issue 1 07/04
Baseband
The RH-37 product is a DCT4.5 Expression segment phone. There are two variants: An
EGSM900/GSM1800/GSM1900 phone and a US variant, RH 49, with GSM850/1800/
1900.
EGSM900/GSM1800/GSM1900 phone and a US variant, RH 49, with GSM850/1800/
1900.
The HW has the following features:
• GPRS and HSCSD with EDGE in up to (2RX + 2TX) (MCS5), without EDGE also in
(3RX + 1TX) (MCS6)
• DCT4 with AMR and 16 MIDI tones
• 128/16 Mbit Combo memory
• Amazon Active display with 64k colours
• Battery BL-5B
• Illuminated XPress on grips
• PopPort
TM
interface
• 5-way navigation key with select
• FCI rear side (C-cover)
• VGA Camera
• Vibra
• IHF
The RH-37 BB is based on the DCT4/4.5 engine and is compatible to the PopPort
TM
accessories. The DCT4/4.5 engine consists basically of two ASICs. The UEMEK (Universal
Energy Management IC including voltage regulators, charge control and audio circuits,
audio IFH amplifier from DCT4.5) and the UPP (Universal Phone Processor including MCU,
DSP and RAM from DCT4).
Energy Management IC including voltage regulators, charge control and audio circuits,
audio IFH amplifier from DCT4.5) and the UPP (Universal Phone Processor including MCU,
DSP and RAM from DCT4).