User's Manual

NDA-24300 CHAPTER 4
Page 273
Issue 1
UNIT/CIRCUIT CARD REPLACEMENT PROCEDURE
Figure 4-16 System Block Diagram (TSW and Other Speech Path Echelons)
IMG0
TSW I/O BUS
TSW I/O BUS
CPR 0
CPR 1
TSW 00
GT 0
GT 1
CPU 1
TSW 10
TSW 01
TSW 11
TSW 02
TSW 12
TSW 03
TSW 13
DLKC 1
DLKC 0
PLO 1
PLO 0
ISAGT
LANI LANI
ISAGT
LANI LANI
ISAGT: PZ-GT13 LANI: PZ-PC19 GT: PH-GT09 TSW: PH-SW12 MUX: PH-PC36
DLKC: PH-PC20 PLO: PH-CK16/17
CPU 0
PCM HW PM BUS PCM HW PM BUS PCM HW PM BUS PCM HW PM BUS
MUX MUX MUX MUX
Line/Trunk PM
IMG1
PCM HW PM BUS PCM HW PM BUS PCM HW PM BUS PCM HW PM BUS
MUX MUX MUX MUX
Line/Trunk PM
IMG2
PCM HW PM BUS PCM HW PM BUS PCM HW PM BUS PCM HW PM BUS
MUX MUX MUX MUX
Line/Trunk PM
IMG3
PCM HW PM BUS PCM HW PM BUS PCM HW PM BUS PCM HW PM BUS
MUX MUX MUX MUX
Line/Trunk PM