©2000 Motorola, Inc.
About This Manual
Service Manual
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Specifications
Table 1.Overall System
Table 2. EAMPS System
Function
Specification
Frequency Range
TX (800MHz)
: 824.04 - 848.97 MHz
Channels 1 to 799, f
TX
= 0.03 * N+ 825MHz
Channels 990 to 1023, f
TX
= 0.03(N-1023)+ 825MHz
RX(800 MHz)
: 869.04 – 893.97 MHz
Channels 1 to 799, f
RX
= 0.03 * N+ 870MHz
Channels 990 to 1023, f
RX
= 0.03(N-1023)+ 870MHz
TX (1.9 GHz)
: 1850.01 – 1909.95 MHz
Channels 1 to 1999 f
TX
= 0.03 * N+ 1849.98MHz
RX (1.9 GHz)
: 1930.05 – 1989.99 MHz
Channels 1 to 1999 f
RX
= TX + 80.04MHz
Channel Spacing
30 kHz
Channels
832 (800MHz), 1999 (1.9 GHz)
Duplex Spacing
45 MHz (800MHz), 80.04 MHz (1.9GHz)
Input/Output Impedance
50 ohms (nominal)
Operating Voltage
+3.6 to +4.1Vdc
Dimensions
120cc (Volume)
Weight
140 g
Display
96 X 32 Graphic Matrix
Analog RF Power Output
0.316 Watts (25 dBm)
Digital RF Power Output
0.562 Watts (27.5 dBm)
Automatic Power Control
9, 4 dBm steps
Function
Specification
Modulation Type
FM
Frequency Stability
+ 2.5ppm
Duty Cycle
Continuous
Audio Distortion
(transmit and receive)
Less than 5% at 1 kHz; + 8 kHz deviation
FM Hum and Noise
(C-MSG weighted)
32 dB below + 8 kHz deviation @ 1 kHz
Voice Modulation
M 12 kHz deviation
Transmit Audio Sensitivity
9 kHz deviation (nom.) @ 97 dB SPL input @ 1 kHz
Receive Sensitivity
-116 dBm for 12 dB SINAD (C-MSG weighted)
Adjacent and Alternate
Channel Desensitization
-16 dB @ +30 kHz, -60 dB @ + 60 kHz
IM
Greater than 65 dB
Summary of Contents for T2290
Page 1: ...DIGITAL WIRELESS TELEPHONE Service Manual Level 3 Release 1 TDMA T2290 T2297 ...
Page 26: ... 2000 Motorola Inc TDMA T2290 T2297 Cellular Overview 16 ...
Page 40: ...Motorola Confidential Proprietary TDMA T2290 T2297 TDMA Test Mode NAM Programming 30 ...
Page 68: ...Disassembly TDMA T2290 T2297 Keypad Removal Motorola Confidential Proprietary 58 ...