7-48
Schematics, Component Location Diagrams and Parts Lists
: VOCON Section
September 5, 2008
6881076C25-E
Notes:
1.
For optimum performance, order replacement diodes, transistors, and circuit
modules by Motorola part number only.
2.
When ordering crystals, specify carrier frequency, crystal frequency, crystal
type number, and Motorola part number.
3.
Part value notations:
p=10
-12
n=10
-9
µ=10
-6
m=10
-3
k=10
3
M=10
6
4.
ITEM refers to the component reference designator. SIDE refers to the loca-
tion of the component on the board; S1=Side 1, S2=Side 2.
5.
The VOCON Board Kit uses a 6-layer printed circuit board.
R251
0662057B47
0
R252
0662057A97
100k
R253 thru 256
–
Not Placed
R257 thru 260
0662057A97
100k
R261
0662057A73
10k
R262
0662057A89
47k
R263
–
Not Placed
R264
0662057A82
24k
R265, 266
0662057A97
100k
R267
0662057A73
10k
R268
0662057A97
100k
R269
0662057A85
33k
R270, 271
0662057A97
100k
R272
0662057A73
10k
R273
0662057A97
100k
R274
–
Not Placed
R275 thru 282
0662057A85
33k
R283
–
Not Placed
R284
0662057A97
100k
R285 thru 287
–
Not Placed
R288
0662057A97
100k
R289 thru 307
–
Not Placed
R308
0662057B47
0
R400, 401
0662057A73
10k
R402
0662057B12
390k
R403
–
Not Placed
R404
0662057A73
10k
R405
0662057B22
1M
R406
–
Not Placed
R407
0662057A97
100k
R408
–
Not Placed
R409 thru 411
0662057A73
10k
R412
0662057A65
4.7k
R413, 414
0662057A73
10k
R415
0662057A97
100k
R416
–
Not Placed
R417
0662057A97
100k
R418
0662057A49
1k
ITEM
MOTOROLA
PART NUMBER
DESCRIPTION
R419
0662057A73
10k
R420
0662057A97
100k
R421 thru 423
–
Not Placed
R424
0662057A63
3.9k
R425
0662057A69
6.8k
R426 thru 431
–
Not Placed
R432
0662057A73
10k
R433
0662057A57
2.2k
R434
–
Not Placed
R435
0662057A73
10k
R436 thru 438
–
Not Placed
R436 thru 438
–
Not Placed
R439
0662057A73
10k
R440
–
Not Placed
R441
0662057A73
10k
R442, 443
–
Not Placed
R444
0662057A73
10k
R445
–
Not Placed
R450
0662057A89
47k
R459, 460
0662057A73
10k
R467
–
Not Placed
R477 thru 480
–
Not Placed
R481
0662057A97
100k
R482
0662057B47
0
R483 thru 485
0662057A97
100k
R486
–
Not Placed
R490 thru 492
–
Not Placed
R499
0662057A73
10k
INTEGRATED CIRCUIT
MODULE:
See Note 1.
U201
5105109Z72
32k x 8 EEPROM
U202
5185748L01
SRAM (Static RAM), 32k x 8
U204
5113802A75
Microprocessor
U205
5185963A84
FLASH
U206
5185765B19
SLIC (Support-Logic IC)
U208
–
Not Placed
U211
5105279V65
AND Gate
ITEM
MOTOROLA
PART NUMBER
DESCRIPTION
U214
5105279V65
AND Gate
U215, 216
5105750U28
Switch, Bilateral CMOS
U401
–
Not Placed
U402, 403
5185963A18
8k x 24 DSPRAM
U404
5105130C54
FLASH ROM, 256k x 8
U405
5105457W66
DSP (Digital Signal Processor)
U406
5185963A10
ADSIC (ABACUS/DSP Support
IC)
U407
5105492X73
Voltage DetectorXSX
U408 thru 412
–
Not Placed
U414
5185963A18
8k x 24 DSPRAM
U417
–
Not Placed
DIODE:
See Note 1.
VR201 thru
203
4813830A15
Zener, 5.6V
VR204, 205
–
Not Placed
VR206
4813830A31
Zener, 18V
VR207
4813830A22
Zener, 9.1V
VR208
4813830A24
Zener, 11V
VR209
4813830A15
Zener, 5.6V
VR210
–
Not Placed
VR211 thru
214
4813830A15
Zener, 5.6V
VR215 thru
223
–
Not Placed
CRYSTAL:
See Note 2.
Y201
4805574W01
7.3728MHz
Y401
4805573W01
33MHz
MISCELLANEOUS:
8405160Y04
Printed Circuit Board
ITEM
MOTOROLA
PART NUMBER
DESCRIPTION
LAYER 1 (L1)
LAYER 2 (L2)
LAYER 3 (L3)
LAYER 4 (L4)
INNER LAYERS
LAYER 5 (L5)
LAYER 6 (L6)
MAEPF-18827-A
SIDE 1
SIDE 2
6-LAYER CIRCUIT BOARD DETAIL VIEWING
COPPER STEPS IN PROPER LAYER SEQUENCE
Содержание ASTRO Digital Spectra
Страница 1: ...ASTRO Digital Spectra and Digital Spectra Plus UHF VHF 800 MHz Mobile Radios Detailed Service Manual ...
Страница 2: ......
Страница 6: ...September 5 2008 6881076C25 E iv Document History Notes ...
Страница 20: ...xviii List of Tables September 5 2008 6881076C25 E Notes ...
Страница 24: ...September 5 2008 6881076C25 E xxii CommercialWarranty Notes ...
Страница 48: ...September 5 2008 6881076C25 E xlvi Model Numbering Charts and Specifications Notes ...
Страница 142: ...September 5 2008 6881076C25 E 3 82 Theory of Operation Power Amplifiers Notes ...
Страница 218: ...September 5 2008 6881076C25 E 4 76 Troubleshooting Procedures Power Amplifier Procedures Notes ...
Страница 258: ...September 5 2008 6881076C25 E 6 14 Troubleshooting Waveforms ASTRO Digital Spectra Plus VOCON Board Waveforms Notes ...
Страница 434: ...September 5 2008 6881076C25 E Glossary 10 Notes ...
Страница 440: ...Index 6 September 5 2008 6881076C25 E Notes ...
Страница 441: ......