Схема сотового телефона Other MITSUBISHI COSMO

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Level 3 Service Manual
Mitsubishi Electric Telecom Europe S.A.
ZA le Piquet, 35370 Etrelles
Date: 04/00
Phone: +33 2 99 75 71 00Fax: +33 2 99 75 71 47
TABLE OF CONTENTS
FUNCTIONAL DESCRIPTION ............................................................................................................ 1
............................................................................................................................... 1
ESCRIPTION OF
...................................................................................................... 1
IC 300 One-C (vWS22100). ....................................................................................................... 1
IC100 IPD (Rohm BH6070KUT)................................................................................................ 1
IC600 RF-IC (Hitachi HD155121FEB)..................................................................................... 1
IC601 PLLs & VCOs.................................................................................................................. 1
Memory system. ......................................................................................................................... 1
System Clock. ............................................................................................................................ 2
BATTERY MANAGEMENT................................................................................................................. 2
............................................................................................................................... 2
. .................................................................................................................................... 2
HARGING PROCESS
. .......................................................................................................................... 3
AIN CHARACTERISTICS
..................................................................................................................... 4
........................................................................................................................ 4
. ........................................................................................................................................ 5
POWER-Key is pressed (see a ): ................................................................................................... 5
TESTPS is connected (see b): ........................................................................................................ 5
An EXPS accessory is connected (see c): ....................................................................................... 5
RTC alarm interrupt:..................................................................................................................... 5
. ....................................................................................................................................... 7
............................................................................................................................. 7
RF SECTION. ......................................................................................................................................... 8
REQUENCY RANGE
. ........................................................................................................................... 8
E-GSM Frequency :....................................................................................................................... 8
DCS Frequency :........................................................................................................................... 8
YNTHESISER
................................................................................................. 10
....................................................................................................................... 11
Reception Block Diagram............................................................................................................ 12
Transmission Block Diagram....................................................................................................... 13
Output power control................................................................................................................... 14
SPEECH CODER. ................................................................................................................................ 15
........................................................................................................................................ 15
NHANCED FULL RATE
. .............................................................................. 15
ANALOGUE AUDIO. .......................................................................................................................... 17
. .......................................................................................................................................... 17
)....................................................................................................................... 17
). ......................................................................................................................... 17
TESTMODE SOFTWARE................................................................................................................... 18
QUIPMENT INSTALLATION
............................................................................................................... 18
INSTALLATION
..................................................................................................... 19
Simple Setup :.......................................................................................................................... 19
Complete Setup : ..................................................................................................................... 19
DESCRIPTION
....................................................................................................... 20
NTER IN TEST MODE
:....................................................................................................................... 21
OWER ADJUSTMENTS
...................................................................................................................... 22
ECEIVE ADJUSTMENTS
.................................................................................................................... 23
BASIC ADJUSTMENT. ....................................................................................................................... 26