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Chapter 1. Introduction ASM-10/8
Installation and Operation Manual
1-8 Functional Description 09/10/00 16:26
ASM-10/8 Block Diagram
Figure 1-6 shows the ASM-10/8 internal circuitry.
ENCODER
CONTROL
RV CLK
MODULATOR
TIMING
RPF
GENERATOR
(
ASM-10-SA
ONLY)
ENCODER
MODULATOR
SELECTABLE
XMT AMPLIFIER
POWER
SUPPLY
ANALPBK
DATA RATE
RCV
FILTER
RCV
XMT
2W
4W
AGC
AUTOMATIC
EQUALIZER
DECODER
TIMING
RECOVERY
CARRIER
DETECT
RPF
DECODER
(ASM-10-R
ONLY)
109 (CF) DCD
PIN 22
PIN 11
RPF RESET
RPF LED
115 (BB) RXC
RCV RLB
TXD
LOOP 3
REM
LOOP 2
TXC
EXT.
CLK
ANA LOOP
104 (BB) RXD
CTS
RTS
RLB
COMMAND
DECODER
DIG LPBK
SYNC
ASYNC
RLB
COMMAND
GENERATOR
ASYNC TO
SYNC CONV
Figure 1-6 ASM-10/8 Block Diagram