Microwave Data Systems MDS 4310 - Figure C-1. MDS 9600 Bps Modem Block Diagram; Figure C-2. 9600 Bps Modem Assembly Diagram

MDS 05-2415A01, Rev. A APPENDIX C C-3
NOTE
The “Alternate” mode is required if asynchronous data has
gaps between characters that are not equal to a multiple of a bit
time, or if 1-1/2 stop bits are used.
S1
OPTION SELECT
SWITCHES
SYNC-ASYNC
CONVERTOR
PROM
U5 U4
5 V
REGULATOR
+ 10V
10 V
REGULATOR
+ 13V IN
RE
U7 U8
+ 5V
U3D
U3C U3B
DATA PROCESSOR
MODEM
RX AUDIO
U6
RUS
LOW PASS FILTER
U8
DATA
SLICER
TC
RC
ETC
U7
RS-232
INTERFACE
TX
AUDIO OUT
RXD
TXD
PTT
TAE
DCD
U3A
SAMPLE AMP.
U9
SAMPLE SWITCH
POWER
REGULATORS &
CONTROL
Figure C-1. MDS 9600 bps Modem Block Diagram
P8 P6
S1
CONFIGURATION
8 1
U6
U5
OPEN
CLOSED
Figure C-2. 9600 bps Modem Assembly Diagram
P/N: 03-1833A01