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4. TROUBLE SHOOTING
(5) Checking TX IQ
TEST POINT
U501
C526
Figure 10
CIRCUIT
XOUT
8
BIP
7
BIN
6
BQP
5
BQN
Checking Flow
C523
R514
NA
26M_DBB
Check if there is
Any Major Difference
Refer to Graph7
Redownload the Software
And calibrate
Waveform
Graph 7
C523
39p
C526
39p
No
Similar?
Replace U101
Yes
- 50 -
IP
IN
QP
QN
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