Table Of Contents - Kenwood NX-200 K2 Service Manual

Table of Contents

Table Of Contents1
General2
Ordering Replacement Parts2
Personal Safety2
Service Manual List2
System Set-Up3
Realignment3
Modes3
How To Enter Each Mode4
Panel Test Mode4
Panel Tuning Mode4
Pc Mode4
Clone Mode5
Connection Procedure5
Programming5
Function5
Installation6
Firmware Version Information6
Voice Guide & Storage Unit (Vgs-1: Option)6
Disassembly For Repair7
Precautions For Waterproof7
Precautions For Disassembly8
Precautions For Reassembly8
Removing The Tx-Rx Unit From The Chassis8
Removing The Top Packing8
Removing The Lithium Cell9
Installing The Lithium Cell9
Affixing The Keyboard Assy9
Inserting The Volume And Channel Switch Into The Chassis9
Changing The Channel Selector From 16-Channel Operation To Free10
Assembly Information (Sheet/Cushion)10
Compatibility Information For The Control Unit And Tx-Rx Unit11
Pcb Compatibility Chart11
Frequency Configuration12
Receiver System12
Rf Circuit12
If Circuit12
Circuit Description12
Audio Amplifier Circuit13
Squelch Circuit13
Audio Band Circuit13
Base Band Circuit13
Vox14
Pll Frequency Synthesizer14
Drive And Final Amplifier14
Apc Circuit14
Control Circuit15
Pll Ic15
Doubler (Q4)15
Local Switch (D100, D201)15
Memory Circuit16
Lcd16
Key Detection Circuit16
Low Battery Warning16
Signaling Circuit17
Compander Circuit17
Encode17
Decode17
Components Description18
Parts List20
Exploded View31
Packing32
Trouble Shooting33
Fault Diagnosis Of The Bga (Ball Grid Array) Ic33
Bga Parts33
When An Error Display Appears On The Lcd34
Descriptions Of Signal Names34
Replacing Control Unit35
After Changing The Pcb35
Supplied Accessories of "Service Control Unit"35
"Service Control Unit" Data35
Adjustment36
Controls36
Key Operation37
Lcd Display In Panel Test Mode37
Frequency And Signaling37
Test Frequency37
Analog Mode Signaling38
Nxdn Mode Signaling38
Preparations For Tuning The Transceiver38
Transceiver Tuning (To Enter Tuning Mode)38
Adjustment Item Supplement39
Adjustment Item And Display40
Panel Tuning Mode Flow Chart41
Test Equipment Required For Alignment43
Antenna Connector Adapter43
Nut Wrench43
Battery Jig (W05-1370-00)43
Universal Connector44
Panel Tuning44
Pc Tuning44
Radio Check Section45
Common Section46
Transmitter Section48
Necessary Deviation Adjustment Item For Each Signaling And Mode52
Receiver Section53
Terminal Function58
Option Board Unit60
Solder Pad60
Cn710 26-Pin Connector Specification62
Component Side View (J79-0131-29)66
Pc Board66
Control Unit (X53-4260-Xx)66
Foil Side View68
Pc Board Control Unit (X53-4260-Xx)69
Tx-Rx Unit (X57-7360-10)70
Interconnection Diagram74
Schematic Diagram76
Block Diagram90
Level Diagram94
Optional Accessories95
Knb-47L (Li-Ion Battery Pack)95
Knb-48L (Li-Ion Battery Pack)95
Specifications96