TONE
GENERATOR
(DSP)
TONE TIME
TABLE SLOT
(DPRAM) TABLE
(DPRAM)
TDM BUS
BUS
BUFFER
●
LEADS
●
SAKI
●
CIRCUIT
PACK
ADDRESS
LEADS
●
●
LEDs
NETWORK
BUS
RED
YELLOW
GREEN
RAM
ADDRESS & DATA BUS
U-CONTROL
●
NPE TONE
OUTPUT
DETECTORS REGISTERS
●
SYSTEM
CLOCK
Figure 3-19. Service Circuit (ZTN85)3-40