Level 3 Repair
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Confidential and proprietary-the contents in this service guide subject to change without prior notice.
8-25
8-3-
1
2. DCS Receiver
PAM100 Pin
19
≥
-65dBm
Resolder L1
20
No
Yes
No
Check PAM100
pin15=L, 3 =H
PAM100 Pin15
≥
-68dBm
Check ANT Switch
control circuit
No
Yes
Resolder PAM100
Yes
No
Resolder F100
F100
pin6, 7
≥
-70dBm
UCP
100
pin
K1
≥
-70dBm
pin
L1
≥
-70dBm
Resolder L1
07
,L1
09
,L1
16
,L11
7
No
Yes
Yes
END
Check & Resolder
C102,C100,C104,
,L100,
ZD100
C101, C103
And PMU Part
Yes
CLOSE TO THE INPUT PIN
(D2, D3, R4, R5)
CLOSE TO THE DCDC OUTPUT
(V8, W8, U8)
CLOSE TO THE INPUT PIN
(V6, W6, V7, W7)
VBAT
ZD100
C
10
1
C
10
4
VBAT
C
10
3
C
10
0
C
10
2
VDDCORE_1V1
L1
00
W
7
VB
AT
BU
C
K
W
8
LX
V7
VB
AT
BU
C
K
V8
LX
U
8
VF
B
M
2
VDDCORE_1V1
Содержание SM-B105E
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