APPENDIX C
Example: 1 1 2 2400 3 10 CR/LF
The above example illustrates Channel One with a pulse rate of 1 pps, Channel Two with a pulse
rate of 2400 pps, and Channel Three with a pulse rate of 10pps, carriage return/line feed.
Table One
J3B
Rear Panel Connector Pin Assignments
Pin Signal Pin Signal
1
mS1
26
D20
2
M40
27
S2
3
mS2
28
D40
4
H1
29
S4
5
mS4
30
D80
6
H2
31
S8
7
mS8
32
D100
8
H4
33
S10
9
mS10
34
D200
10
H8
35
S20
11
mS20
36
GND
12
H10
37
S40
13
mS40
38
ST1P
14
H20
39
M1
15
mS80
40
GND
16
D1
41
M2
17
mS100
42
N/U
18
D2
43
M4
19
mS200
*44
UNLOCKED
20
D4
45
M8
21
mS400
46
GND
22
D8
47
M10
23
mS800
48
ST1K
24
D10
49
M20
25
S1
50
GND
* True when unit is unlocked. Low when unit is locked.
C-34 ET6xxx ExacTime GPS TC & FG (Rev C) Symmetricom Inc