Sony CMD-Z28, Service Manual

SERVICE MANUAL

E Model

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 cm

3

<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.

SPECIFICATIONS

CMD-Z28

Ver 1.0  2001.06