Index-2
Index
May 28, 2008
6871620L01-C
frequency generator unit (FGU)
reference oscillator Y200 3-11
VCO buffer IC (VCOBIC) U200 3-12
G
gain
audio
GCAP II IC U501
H
handling precautions, troubleshooting 4-1
harmonic filter, transmitter 3-8
I
IC
IF filter (crystal filter), receiver front end 3-5
interconnections
interface support components, VOCON section 3-20
K
key variable loader (KVL) 3-29
keypad
keypad module
KVL (key variable loader) 3-29
L
logic level translation, flipper IC 3-21
M
main board overlays
MAKO
MAKO IC
24.576 MHz reference generation 3-22
SSI clock and frame sync generator 3-22
MAKO IC U1304
manual
MCU interface, GCAP II IC U501 3-19
memory components, VOCON section 3-14
microcontroller unit (MCU)
external interface module (EIM) 3-15
multiple queue serial peripheral interface
universal asynchronous receiver/transmitter
module
multiple queue serial peripheral interface (MQSPI) 3-15
N
O
one-wire support, MAKO IC 3-21
option selects, universal connector 3-23
ordering replacement parts A-1
oscillator
overview
P
parts, ordering replacement A-1
partslist
Patriot IC U401
digital signal processor (DSP) 3-16
microcontroller unit (MCU) 3-15
PCIC (power-control IC) U104
Summary of Contents for ASTRO XTSTM 4000
Page 1: ...COLOR CHORDS 7 ASTRO XTSTM 4000 Portable Radio Detailed Service Manual ...
Page 2: ......
Page 16: ...May 28 2008 6871620L01 C xiv Commercial Warranty Notes ...
Page 22: ...May 28 2008 6871620L01 C 1 6 Introduction Notes ...
Page 26: ...May 28 2008 6871620L01 C 2 4 Radio Power Notes ...
Page 56: ...May 28 2008 6871620L01 C 3 30 Theory of Operation Notes ...
Page 100: ...May 28 2008 6871620L01 C 6 8 Troubleshooting Waveforms Notes ...
Page 194: ...May 28 2008 6871620L01 C B 2 Motorola Service Centers Notes ...
Page 204: ...May 28 2008 6871620L01 C Glossary 10 Glossary Notes ...
Page 209: ......