Functional description of PCBs
42
Manpack Transceiver 2110 series Repair Guide
CODEC_CLK
3.3 V p–p @ 27.648 MHz
Clock signal from CPLD to
CODEC
IC301
DGND
0 V DC
Digital ground
DR
–
Data
IC302
DSP_CLK
3.3 V p–p @ 55.296 MHz
Clock signal from CPLD to
display
IC301
DX
–
Data
IC302
FS
3.3 V p
4
s pulse every 128
s
IC302
GND
0 V DC
Ground
GP_AUDIO_
IN–
Pre-amplified Tx audio from
the GPIO connector prior to
compression
GPIO connector via
Front Panel PCB
GP_AUDIO_
IN+
GP_AUDIO_
OUT–
Rx audio for the GPIO
connector after processing
IC302
GP_AUDIO_
OUT+
INT0
–
Data
IC202
INT1
–
Data
IC202
INT2
–
Data
IC202
INT3
–
Data
IC202
MUTE_DET
+3.3 V DC, voice present
0 V DC, no voice
Indicates the state of the voice
mute
IC113
PAGE0
–
Data
IC301
PAGE1
–
Data
IC301
PAGE2
–
Data
IC301
PAGE3
–
Data
IC301
PIC_CLK
3.3 V p–p @ 6.912 MHz
Clock signal from CPLD to
PIC
IC301
POWER_
GOOD
+3.3 V DC, good
0 V DC, bad
Indicates state of 3.3 V and
1.8 V regulator
IC106
R/-W
–
Data
IC301
RESET
+3.3 V DC
Master reset line
IC104
RX_AUDIO
1 V p–p
Rx audio
RF/IF &
Synthesiser PCB
Table 10:
Test points for the Audio & Control PCB (08-06128-001) (cont.)
Test point
Correct signal
Explanation
Source
Содержание 2110 series
Страница 10: ...List of tables viii Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...
Страница 14: ...Index Index 4 Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...
Страница 20: ...Contact information 6 Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...
Страница 34: ...Brief description 20 Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...
Страница 36: ......
Страница 43: ...04 03515 CODAN ...
Страница 44: ...16 00116 sheet 1 ...
Страница 45: ...16 00116 sheet 2 ...
Страница 46: ...16 00116 sheet 3 ...
Страница 47: ...16 00116 sheet 4 ...
Страница 48: ...16 00116 sheet 5 ...
Страница 49: ...16 00116 sheet 6 ...
Страница 50: ...16 00116 sheet 7 ...
Страница 51: ...16 00120 sheet 1 ...
Страница 52: ...16 00120 sheet 2 ...
Страница 53: ...16 00120 sheet 3 ...
Страница 54: ...16 00120 sheet 4 ...
Страница 55: ...16 00120 sheet 5 ...
Страница 56: ...16 00120 sheet 6 ...
Страница 57: ...16 00120 sheet 7 ...
Страница 58: ......
Страница 128: ...96 Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...
Страница 130: ...98 Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...
Страница 132: ...100 Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...
Страница 134: ...102 Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...
Страница 136: ...104 Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...
Страница 138: ...106 Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...
Страница 140: ...108 Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...
Страница 150: ...Options 118 Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...
Страница 158: ...Definitions 126 Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...
Страница 164: ...Specifications 132 Manpack Transceiver 2110 series Repair Guide This page has been left blank intentionally ...