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RM-25
Service tools
9235618 (Issue 2)
SA-38
SA-38 RF Coupler is used for Go/No-Go test after changing components
in the RF part of the phone.
The SA-38 is mounted on the docking station adapter, after which the
phone can be placed in the docking station adapter.
RF attenuations:
•
Band
900
1800
1900
Band
900
1800
1900
Company Confidential
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RF Coupler
Table 20 TX (db)
Channel
955
39
124
512
690
885
535*
711*
810*
Table 21 RX (db)
Channel
955
39
124
512
690
885
535*
711*
810*
Nokia Customer Care
0780405
New coupler
(-8.5 +/- 0.5)
(-8,9 +/- 0,5)
(-10,0 +/- 0,5)
(-8,3 +/- 1,1)
(7,3 +/- 1,3)
(-7,5 +/- 0,8)
(-8,1 +/- 1,3)
(-8,2 +/- 1,2)
(-8,4 +/- 1,3)
New coupler
(-13,2 +/- 0,2)
(-11,7 +/- 0,7)
(-13,0 +/- 0,8)
(-12,1 +/- 0,6)
(-12,3 +/- 0,3)
(-12,5 +/- 0,5)
(-15,4 +/- 2,3)
(-16,3 +/- 1,8)
(-17,5 +/- 1,2)
Page 4–11
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