7-25 Installing Main PCB and Reassembling Instrument Assembly Removal and Replacement, MS203xC
7-74 PN: 10580-00307 Rev. D MS20xxC MM
d. J4004 (item 7 in Figure 7-38) is for the 140 MHz IF connector. The other end is connected to J3203
on the Mother Board (item 5 in Figure 7-35).
16. Close the cable clip (item 13 in Figure 7-39) by pressing inward. It snaps into place.
17. Connect the ribbon cable from Mother Board connector J3000 to the SPA PCB at connector J5001, and
then close the cable clamp (item 11 in Figure 7-39). It snaps closed, as shown in Figure 7-38.
1. SPA PCB inside back case
2. PCB mounting screw (1 of 6)
3. PCB mounting screw (1 of 6)
4. PCB mounting screw (1 of 6)
5. SPA RF In connector (remains with SPA PCB)
6. PCB mounting screw (1 of 6)
7. J4004 MMCX connector for cable to MB J3203 (140 MHz IF)
8. J6002 MMCX connector for cable to MB J2200 (100 MHz)
9. J6000 MMCX connector for cable to External Reference BNC connector on instrument top connector panel
10.PCB mounting screw (1 of 6)
11.Ribbon cable clamp
12.J6001 MMCX connector for cable to 10 MHz Reference Out SMA connector on instrument top connector panel
13.Cable clip
14.PCB mounting screw (1 of 6)
Figure 7-39. SPA PCB Screw Locations
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