Motorola HT-1000 - SERVICE Manuel de service télécharger pdf (Page 62)

cover clip and the chassis.With the top of the

chassis fully seated, lower the bottom of the

chassis and press it into the front cover

assembly until it snaps into place.

4. Check the emergency button again. If it is cocked to one side,

repositioning it will be necessary.

Knobs, Antenna, and

Battery

1. Reinstall the switch knobs and antenna; the shorter knob with the

volume on/off switch, the taller knob with the channel selector

switch.

2. Reinstall the battery.

1 2 ... 57 58 59 60 61 62 63 64 65 66 67 ... 169 170

Service Manual 1
6881200C75-B 3
Foreword 4
Contents 5
List of Tables 10
Related Publications 11
Available Separately 11
Model Numbering System 12
Model Charts 13
Model Programming 13
Flashing, and Cloning 13
MODEL CHART 14
Conventional Systems Radios 14
(HT 1000 Models) 14
(JT 1000 and MT 2000 Models) 15
Private Systems Radios 16
(MTS 2000 Models) 16
Shared Systems Radios 17
List of Antennas 18
List of Batteries 18
GENERAL RECEIVER TRANSMITTER 20
Glossary 21
Introduction 23
Test Equipment 25
Service Aids, and Tools 2 25
Recommended Tools 26
Service Aids and 26
Division 27
Table 2 Service Aids 27
Transceiver 29
Performance Testing 3 29
Control Head Test Mode 31
HT 1000/JT 1000 Radios 31
Error-Code 37
Displays 4 37
Operational Display 38
Radio Alignment 39
Procedure 5 39
C a u t i o n 40
Reference Oscillator 41
Alignment 41
Front-End 42
Pre-Selector 42
(VHF/UHF only) 42
Transmit 44
Deviation Balance 44
Transmit Deviation 45
Limit Reference 45
Transceiver Board 46
Identification 46
TX VCO Crossover 48
RX VCO Crossover 49
Alignment Procedure 50
Conclusion 50
Disassembly and 51
Reassembly 6 51
MAEPF-22524-A 52
MAEPF-22571-O 53
MAEPF-27016-O 54
MAEPF-22574-A 55
Disassembly of 56
Control Top 56
Disassembly of Front 57
Cover Assembly 57
Keypad/Display Board 58
(front display model 58
1. Inset Legs 59
Into Slots 59
2. Grasp Clip 59
MAEPF-22578-A 59
Front Cover Assembly to 61
Knobs, Antenna, and 62
Maintenance 63
Parts Replacement and 64
Substitution 64
Strip Connector (P301/ 65
3 Solder 66
Plastic-Ball Grid-Array 67
(PBGA), Over-Molded Pad 67
Array Carrier (OMPAC), and 67
Glob Top Components 67
Thin Small Outline Package 69
(TSOP) Components 69
PA Cover 71
Exploded Views 73
Top-Display 75
Keypad Radios 76
Uni-board Radios 77
Component Location 79
Diagrams, Parts Lists, and 79
Schematic Diagrams 9 79
Integrated Circuit Details 80
MAEPF-24675 81
84256A-IOLL 82
YYWW T39 82
MAEPF-26301 84
TX ALC IC 86
MAEPF-2630 88
63B81097C03-O 90
VCO BUFFER 91
Sheet2 of 2 91
63B81097C04-O 94
4.6Vdc (NOTE 5) 95
-53dBm (NOTE 5) 95
3-POLE FILTER 98
63B81097C05-O 99
VIEWED FROM SIDE 1 100
63B81097C06-O 102
Sheet 1 of 2 102
Sheet 2 of 2 103
MAEPF-26305 104
NUF6499B/C AND NUF6502B/C 105
63B81097C07-O 107
NUF/PMUF6499D (900MHz) 108
NUF/PMUF6499D 109
MAEPF-26100-O 112
MAEPF-26099-O 112
63B81097C09-O 114
68HC711P2 115
ASFIC_MIC_AUD_out 116
EMERGENCY 116
63B81097C11-O 116
AUDIO PA 117
MAEPF-26098-O 118
MAEPF-26097-O 118
PMCN6147B, PMCN6150B 119
63B81097C13-O 120
63B81097C14-O 121
Analog Section 122
Digital Section 122
Power Section 122
Vdd Regulator 123
Main Power Switch 123
Vaud Regulator 123
MAEPF-25672 124
63B81097C17-O 126
63B81097C18-O 127
Main Power Switch 129
MAEPF-26096 130
63B81097C21-O 132
63B81097C22-O 133
CONTROLS FLEX 136
FRONT COVER DISPLAY FLEX 136
Replacement Parts Ordering 137
Product Customer 138
Appendix A 139
MAEPF-26127-O 140
Not Connected: 5,6,8,22,23,25 140
Troubleshooting Secure 141
Operations 141
Retrofit Instructions 142
Physical Retrofit of 143
Secure Module 143
Update Codeplug Through 143
Secure Alignment 144
Procedure 144
Transmit Deviation Balance 145
(Compensation) 145
Secure RX Discriminator 145
Appendix A- 9 147
Appendix A- 10 148
Appendix B 149
Appendix B- 2 150
Appendix B- 3 151
Appendix B- 4 152
Appendix B- 5 153
Appendix B- 6 154
Appendix B- 7 155
Appendix B- 8 156
Appendix B- 9 157
Appendix B- 10 158
Appendix B- 11 159
Appendix B- 12 160
Appendix B- 13 161
Appendix B- 14 162
Appendix B- 15 163
Appendix B- 16 164
Appendix B- 17 165
Appendix B- 18 166
Appendix B- 19 167
Appendix B- 20 168
*6881200C75* 170

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Motorola HT-1000 - SERVICE Manuel de service Page 62

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