Kirisun TR850 - Page 2

TR850 Service Manual
Contents
1. OVERVIEW ............................................................................................................................................... 1
1.1. S
COPE OF MANUAL .................................................................................................................................. 1
1.2. S
AFEY PRECAUTIONS .............................................................................................................................. 1
2. PRODUCT CONTROLS AND LED INDICATOR INTRODUCTION ........................................................ 2
2.1. P
RODUCT CONTROLS .............................................................................................................................. 2
2.2. LED
INDICATOR ....................................................................................................................................... 3
3. CIRCUIT DESCRIPTION .......................................................................................................................... 3
3.1. RF
CIRCUIT ............................................................................................................................................. 3
3.1.1.
Tx Circuit .................................................................................................................................................................. 4
3.1.2. RF Power Amplifier Module Circuit .................................................................................................................... 5
3.1.3. Rx Module Circuit ................................................................................................................................................... 6
3.2. GPS CIRUIT ............................................................................................................................................ 8
3.3. B
ASEBAND SECTION ................................................................................................................................ 9
3.3.1.
Circuit Description .................................................................................................................................................. 9
3.3.2. Power Section ....................................................................................................................................................... 11
3.3.3. Audio Processing ................................................................................................................................................. 14
3.3.4. Ethernet Interface ................................................................................................................................................. 15
3.3.5. Boot Mode .............................................................................................................................................................. 15
3.3.6. Hardware Version Encode ................................................................................................................................. 16
3.3.7. Baseband Board Interface and Indicator ........................................................................................................ 17
3.3.8. Tx Unit Interface Definition (J17) ...................................................................................................................... 18
3.3.9. RF Power Amplifier Module Interface (J18) ................................................................................................... 19
3.3.10.Rx Unit Interface Definition (J15) .................................................................................................................... 20
3.3.11.Front Panel Interface Definition (J19) ............................................................................................................. 22
3.3.12.Serial Port Definition (J23) ................................................................................................................................ 22
3.3.13.JTAG Simulator Interface Definition (J2) ....................................................................................................... 23
3.3.14.External Interface Definition (J9) ..................................................................................................................... 24
3.3.15.Case External Interface Definition .................................................................................................................. 26
4. FUNCTION AND PARAMETER SETTING............................................................................................. 28
4.1. C
ONVENTIONAL FUNCTIONS ................................................................................................................... 28
4.2. P
ARAMETER SETTING ............................................................................................................................ 28
4.2.1.
Parameters setting ............................................................................................................................................... 29
4.2.2. Install CPSp user programming software ....................................................................................................... 29
5. ASSEMBLY AND DISASSEMBLY INSTRUCTION ............................................................................... 32
5.1. D
UPLEXER ASSEMBLY ............................................................................................................................ 32
5.2. D
ISASSEMBLY INSTRUCTION ................................................................................................................... 34
5.3. E
XPLODED VIEW .................................................................................................................................... 36
5.4. C
ONNECTION ......................................................................................................................................... 41
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