Chapter 6 Troubleshooting Waveforms
This chapter contains images of waveforms that might be useful in verifying operation of certain parts
of the circuitry. These waveforms are for reference only; the actual data depicted will vary depending
on operating conditions.
6.1
List of Waveforms
Table 6-1
lists each waveform and the page on which the waveform can be found.
Table 6-1. List of Waveforms
Waveform
Page
No.
Clocks
32 kHz Clock
6-2
4 MHz Clock
6-3
12 MHz Clock
6-4
16.8 MHz Clock
6-5
24 MHz Clock
6-6
Audio SSI
Red Tx
6-7
Red Rx
6-8
SYNC.
6-9
BCLK
6-10
RX SSI
CLK.
6-11
DA
6-12
FSYNC.
6-13
TX SSI
CLK.
6-14
DA.
6-15
FSYNC.
6-16
SPI
CLK
6-17
CS
6-18
I2C BUS
SCL
6-19
SCL 5V
6-20
SDA
6-21
One Wire
1-Wire
6-22
GCAI
GPIO0
6-23
GPIO4 / Keyfail during Keyload
6-24
USB
D-
6-25
D+
6-26
SDRAM
CLK
6-27
CLKX
6-28
FLASH CONTROL
ADV
6-29
CS3
6-30
OE
6-31
RDY
6-32
WE
6-33
Table 6-1. List of Waveforms (Continued)
Waveform
Page
No.
Summary of Contents for APX 2000
Page 1: ...APXTM TWO WAY RADIOS APX 1000 APX 2000 APX 4000 APX 4000Li DETAILED SERVICE MANUAL ...
Page 4: ......
Page 6: ...iv Document History Notes ...
Page 8: ...Notes vi Commercial Warranty ...
Page 10: ...Notes ...
Page 22: ...xiv List of Figures Notes ...
Page 226: ...6 64 Troubleshooting Waveforms LF CW on Spectrum Analyzer Notes ...
Page 688: ...Index 4 Index Notes ...
Page 690: ...ii Notes ...
Page 700: ...xvi List of Figures Notes ...
Page 806: ...5 50 Troubleshooting Charts PA Failure Notes ...
Page 1008: ...8 178 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 84012621001 Notes ...
Page 1062: ...8 234 Schematics Boards Overlays and Parts Lists Keypad Board M2 and M3 PC000261A01 Notes ...
Page 1064: ...ii Notes ...
Page 1068: ...Notes A 4 EMEA Warranty Service and Technical Support Further Assistance From Motorola ...
Page 1090: ...Glossary 10 Glossary Notes ...
Page 1094: ...Index 4 Index Notes ...
Page 1095: ......