AMERITECH AM8a Instruction Manual page 132

AM8a Instruction Manual
PCM1
RX
1.544 MBs
reference
CLK.
1
TX
1
2
3
Note: All channels passed from RX to TX in MODE: monitor.
Figure A-4. Rpt (Repeat) 2 to 1 PCM Processing Diagram
0037-S0A.L_54
(18-0037)
AM8a PCM PROCESSING
D
E
Other 23 channels
M
U
X
Chan. 1 - 24
IGNORE
TIMS TX/2W
M
U
Other 23 channels
X
IDLE
TRUNK
SIGNALING
METER PCM1
RX dBdsx; BPV, FERR, CRC, SLIPS, YELLOW,
}
BLUE; TX-RX FRAME SYNC
METER PCM2
METER PCM 2 RX Channel Tone or Noise
A-5
Appendix A – PCM Operations
PCM2
M
TX
U
X
2
D
RX
E
M
U
X
TIMS RX
3
TRUNK
ANALYZE
February 10, 2000