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APPENDIX C
M-LEAD
SENSOR
(U.K.)
M-LEAD
OUT
GND
M
-12 V
- BATT
SB
TERMINATING
EQUIPMENT
VOICE
CHANNEL
SG
M
PTC
BATT
BATT
M
D
INT
INT
A
B
C
B
C
X1 ON VOICE II/ASP CHANNEL MODULE AND UNIVERSAL
VOICE CARD
X1 ON VLBRV & CELP CHANNEL MODULE
X4 ON UNIVERSAL VOICE II/CVSD CHANNEL MODULE
X4 ON VOICE II/PCM & ADPCM CHANNEL MODULES
X2 ON VOICE II/ASP CHANNEL MODULE AND UNIVERSAL
VOICE CARD
X2 ON VLBRV & CELP CHANNEL MODULE
X5 ON VOICE II/CVSD CHANNEL MODULE
X3 ON VOICE II/PCM & ADPCM CHANNEL MODULES
X3 ON VOICE II/ASP CHANNEL MODULE AND UNIVERSAL
VOICE CARD
X3 ON VLBRV & CELP CHANNEL MODULE
X6 ON VOICE II/CVSD CHANNEL MODULE
X5 ON VOICE II/PCM & ADPCM CHANNEL MODULES
NOTE: X4 AND X9 MUST BE IN THE U.K.
POSITION ON THE UVC AND VOICE II ASP
CHANNEL MODULE ONLY.
X2, X6 AND X10 ON EAM-1 PIGGYBACK
BOARD IN U.K. POSITION.
—
A
+
IDLE
BUSY
N.C.
GND
SG
E
N.C.
D
- 12 V
X1
X2
X3
15
2
3
8
P1, P2
U.K.OPERATION (SSDC5A)
FIGURE C-7. M-LEAD SIGNALING INTERFACE, UK OPERATION (SSDC5A)
C-7