2. PERFORMANCE
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Item
Description
Specification
GSM900/EGSM
Offset from Carrier (kHz).
Max. dBc
100
+0.5
200
-30
250
-33
400
-60
600~ <1,200
-60
1,200~ <1,800
-60
1,800~ <3,000
-63
3,000~ <6,000
-65
5
Output RF Spectrum
6,000
-71
(due to modulation)
DCS1800/PCS1900
Offset from Carrier (kHz).
Max. dBc
100
+0.5
200
-30
250
-33
400
-60
600~ <1,200
-60
1,200~ <1,800
-60
1,800~ <3,000
-65
3,000~ <6,000
-65
6,000
-73
GSM850
Offset from Carrier (kHz)
Max. (dBm)
Output RF Spectrum
400
-19
6
(due to switching transient)
600
-21
1,200
-21
1,800
-24
Содержание KE 770
Страница 1: ...Service Manual Model KE770 Service Manual KE770 Date April 2007 Issue 1 0 ...
Страница 3: ... 4 ...
Страница 5: ... 6 ...
Страница 49: ...3 TECHNICAL BRIEF 50 3 15 BLUETOOTH Figure 22 BLUETOOTH Functional block diagram ...
Страница 57: ...3 TECHNICAL BRIEF 58 RF Block Diagram III 2 RF circuit ...
Страница 76: ...Check Points 5 Trouble shooting 77 ...
Страница 78: ...5 Trouble shooting 79 ...
Страница 82: ...5 Trouble shooting 83 ...
Страница 87: ...5 Trouble shooting 88 ...
Страница 100: ... 101 6 Download S W upgrade Click on the blue text to select the COM port ...
Страница 101: ...6 Download S W upgrade 102 Will change the window as below ...
Страница 103: ...6 Download S W upgrade 104 During download the screen will look something like this ...
Страница 105: ... 106 ...
Страница 111: ... 112 8 PCB LAYOUT ...
Страница 112: ... 113 8 PCB LAYOUT ...
Страница 113: ... 114 8 PCB LAYOUT ...
Страница 114: ... 115 8 PCB LAYOUT ...
Страница 115: ... 116 8 PCB LAYOUT ...
Страница 117: ...9 RF Calibration 118 9 2 3 Click SETTING Menu 9 2 4 Setup Ezlooks menu such as the following figure ...
Страница 119: ...9 RF Calibration 120 9 2 7 Select MODEL 9 2 8 Click START for RF calibration 9 2 9 RF Calibration finishes ...
Страница 121: ...10 Stand alone Test 122 4 Click Update Info for communicating Phone and Test Program ...
Страница 125: ... 126 ...
Страница 143: ...Note ...
Страница 144: ...Note ...