Optional Equipment
25-Pin Terminal Board Assembly
Thermo Fisher Scientific Model 49i Primary Standard Instruction Manual 8-3
25-Pin Terminal Board
Assembly
The 25-pin terminal board assembly is included with the optional I/O
expansion board. Refer “Terminal Board PCB Assemblies” in the
“Installation” chapter for information on attaching the cable to the
connector board. For associated part numbers, refer to “External Device
Connection Components” in the “Servicing” chapter.
Mounting Options The analyzer can be installed in the configurations described in Table 8-3
and shown in Figure 8-1 through Figure 8-4.
Table 8-2. Color Codes for 25-Pin and 37-Pin Cables
Pin Color Pin Color
1 BLACK 20 RED/BLACK
2 BROWN 21 ORANGE/BLACK
3 RED 22 YELLOW/BLACK
4 ORANGE 23 GREEN/BLACK
5 YELLOW 24 GRAY/BLACK
6 GREEN 25 PINK/BLACK
7 BLUE End color codes for 25-pin cables
continue for 37-pin cables.
8VIOLET
26 PINK/GREEN
9GRAY
27 PINK/RED
10 WHITE
28 PINK/VIOLET
11 PINK
29 LIGHT BLUE
12 LIGHT GREEN
30 LIGHT BLUE/BROWN
13 BLACK/WHITE
31 LIGHT BLUE/RED
14 BROWN/WHITE
32 LIGHT BLUE/VIOLET
15 RED/WHITE
33 LIGHT BLUE/BLACK
16 ORANGE/WHITE
34 GRAY/GREEN
17 GREEN/WHITE
35 GRAY/RED
18 BLUE/WHITE
36 GRAY/VIOLET
19 VIOLET/WHITE
37 LIGHT GREEN/BLACK
Table 8-3. Mounting Options
Mounting Type Description
Bench Positioned on bench, includes mounting feet, and front panel
side-trim ears.
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