Sony CMD-Z28 service manual

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CMD-Z28

SERVICE MANUAL

E Model

Ver 1.0 2001.06

 

SPECIFICATIONS

 

Signalling format

Dual-Band

 

Frequency range

E-GSM 900 MHz,Transmit: 880 – 915 MHz

 

 

Receive: 925 – 960 MHz

 

DCS 1800 MHz, Transmit: 1710 – 1785 MHz

 

 

Receive: 1805 – 1880 MHz

GSM power class

Class 4 (2W)

 

DCS power class

Class 1 (1W)

 

SIM chip

Pluggable mini SIM card

 

Display

High resolution grey scale full graphics display

 

Resolution: 96 72 pixels

 

 

Graphic Icons

 

 

5 lines

12 (normal font numeric) characters

Channel spacing

200 kHz

 

 

Number of channels

E-GSM:

174

 

 

DCS:

374

 

Frequency stability

Transmit frequency drift (synchronized)

 

< ± 0.1 p.p.m

 

RF output power

GSM: 2W

 

 

DCS: 1W

 

Battery life

Standby:

30h – 130h standard battery

 

 

50h – 220h extended battery

 

Talk time:1h30 – 3h40

standard battery

 

 

2h30 – 6h extended battery

Power requirements

4.0 V (nominal)

 

Operating temperature

-10°C to +55° C

 

Accessories operating temperature

±0 ° C to +45° C

 

Battery pack charging temperature

±0 ° C to +40° C

 

Dimensions

88 mm

47.5 mm 22 mm

 

Weight

82 g

 

 

Volume

78 cm3

 

 

<Supplied accessories>

 

 

 

• AC Adaptor

QN-2TC

 

 

• Battery (std.)

QN-Z5BPS

 

• Desk Top Charger

QN-Z5DTC

 

• Hand Strap

 

 

 

• AC Cable

 

 

 

Design and specifications are subject to change without notice.

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Contents CMD-Z28 Table of Contents Section General Section General Descriptions Connector comprises the following pins Accessory InterfaceRF Antenna Connector / Antenna Switch LanguagesExtended Battery TBD Section AccessoriesStandard Battery Travel ChargerSection Jigs and Tools Section DisassemblyLCD Level Test Procedure with GSM Tester recommendation CMD-Z28 Level 1 Testing with GSM TesterSection Interface to GSM-TESTER GSM TesterSection Programming Instructions Preparation for Software UpdateRequirement Hardware Set-upSection Save Personal Data in Mobile 873-707-01 CMD-Z28 Section Exploded View