22 Appendix A: Functional Block Diagrams
DL451 Modular I/O
Operator Manual
Analogue output module (DL442)
Line out board details.
ADDRESS
DATA
SYSTEM
WORD CLOCK
LOCAL
PLL
D/A
Lo Pass
Filter
DIGITAL
IN
REMOTE
CONTROL
INTERFACE
MUTE
STATUS
LED
LINE
OUT
1 OF 8 CHANNEL PATHS
DIGITAL BACKPLANE SIGNALS
REMOTE
INTERROGATE
LED
+
-
