Samsung SCH-811 Service Manual page 101

1 2 3
A
U401
Q5312I-3S2
7
RXIF RXIF ADCIN
6
_RXIF RXIF_
B
+3.3BV
64
RXIFMDATA RXIFMDATA TCXO
63
RXQFMDATA RXQFMDATA
61
+3.3V
RXFMSTB RXFMSTB TXVCO_T1
62
FM_CLK FMCLK
5 38
+3.3BV1 +3.3BV6
10
+3.3BV2
14 51
+3.3BV3 +3.3BV7
48 21 68
TXCLK TXCLK +3.3BV4 +3.3BV8
49 23 71
TXCLK_ TXCLK_ +3.3BV5 +3.3BV9 TXVCO_T2
75
C
ADC_EN ADCENA
74
ADCDATA ADCDATA
73
ADCCLK ADCCLK FM_MOD
52
CHIPX8 CHIPX8
29
TCXO_4
TCXO_4
R447
OPEN
PD_OUT
TXD(0:7)
TXD(7) 47
TXIQ7
D 46
TXD(6)
TXIQ6 PD_ISET
45
TXD(5)
TXIQ5
44
TXD(4)
TXIQ4
43
TXD(3)
TXIQ3 RXVCO_OUT
42
TXD(2)
TXIQ2
TXD(1) 41
TXIQ1
40
TXD(0)
TXIQ0 RXVCO_T1
1
28
GND4 GND12
4
30
GND5 GND13
9 37
GND6 GND14
39
E 13
RXID(0:3) GND7 GND15
20 50
GND8 GND16
RXID(3) 56 22 67
RXI3 GND9 GND17 RXVCO_T2
55 25 72
RXID(2)
RXQD(0:3) RXI2 GND10 GND18
54 27
RXID(1)
RXI1 GND11
RXID(0) 53
RXI0
RXQD(3) 60
RXQ3
59
RXQD(2)
RXQ2
58
RXQD(1)
RXQ1
57
RXQD(0)
RXQ0
F
LOCK
_SLEEP
MODE_SEL
_IDLE
24
I_OFFSET LOCK
77
Q_OFFSET SLEEP_
79
FM_
78
IDLE_
70
I_OFFSET
69
G
Q_OFFSET TXIF_
C443
C442
0.01U 0.01U
31
GND0
32
GND1
35
GND2
36
GND3
C444 C445 R445 R446
0 0
H 0 0
+3.3V
51
I
C449 C450
1000P 0.01U
J
+3.3BV
L409
68
+3.3BBA
BLM11A102S
C455 C456
1000P 0.01U
C467
K 33UF/6.3V
14
C457 C458
1000P 0.01U
L
1 2 3
4 5 6 7
76
8
RSSI
26
C401
R401
17
47K
39P D400
1SV279
R406
C403
L400
6P(1%)
33N
D401 0
1SV279
R402
16
47K
C402
39P
15
C405
R404
R403 R405
2200P
10K 10K(1%) 300(1%)
R407
19
0 C406 R408
R409 R410
OPEN
0 C407
1.8K
39K(1%)
18 1000P
C408
C410 1U/10V(R)
80
100P
C411 R411
2
10K
68P D402
1SV279
C413
6P(1%)
L402
D403
68N(COI,X)
1SV279
3
C412 R412
10K
68P
C460
10UF
Q402
R416 R417
R450
2SA1576 0 10K
0
U402
4 7
PSV VCC
PA_ON
C422
12 1 5
TXIF IF_IN OUTX
1000P
R423
1.8K
2 6
C423
IN_INX OUT
11
1000P
3 8
GND GCTL
CXA3222N
R426
1K
R425
1M R424
430K
C440
0.01U
TX_AGC
R444
TX_AGC_ADJ
20K
C441
8200P
C465
38 23
10U/6.3V(R)
C459 C404 C463 C464
1000P 0.01U 1000P 0.01U
C414
10U/6.3V(R)
4 5 6 7
8 9 10
U409
4 10
INHIBIT V+
7
ADDA
9
COM
6
ADDB
8
NO0
1
NO2
3
NO1
2
NO3
5
GND
C470
MAX4524
0.01U
C400
R400
10 100P
+3.3VT
L403
1UH(X)
C417
C419 C447 C420 C448
C421 C446
1000P 0.1U 0.1U 100P
3.3U/6.3V(R)
0.01U 47P
R418 C468 R419
0.01U
0 0
L404 U403
F400
120N(X) C424
2 7
IF- VCC
FAR-F5CE-836M50-D232
1000P
8 2 1
L405
RFOUT
120N(X)
C425
C428
1
IF+
100P
1000P
4
LO_BYPASS
C427 C426 6
GND0
3 5
0.01U 100P
GND1 LO TX_1ST_LO
+3.3VT
RF2628
C438
0.01U
R443
R440
2.2K
R442
5.1K
R437
39K
0
1
5
+
1
5
+
4
4
3
U406
R441 -
3 2
U405 LMV821
12K
-
2
LMV821
C439
0.01U
TX_AGC
+3.3VRC
U410
NTH5G36B103J01TE
R439
R452
1.5K
12K
1 2
C415
R438
0.01UF R451 C472
10K
0.01U
6.2K
Changed by:
CDMA2
8 9 10
11 12 13 14
R449
10K(1%)
R448
C471
11.3K(1%)
0.01U
C499
C431
C429 C432
3.3U/6.3V(R) L407
1000P R427
100P
0.047uF 22N(TX)
51
U404
C416
6 1
RF_IN VDD1
4
100P VAGC
2
GND1
R420
5 3
20 GND2 VDD2
R422
TX_AGC
560K
GN01037B
C430
R421
1000P
270K
L410
12N(TX)
C461 C462
470P 47P
C497
C498
OPEN
3.3U/6.3V(R)
C451 C452 C453 C409
0.1U 0.01uF 4.7uF 1000P
U408
6 1
D1D2
5 2
D3 D4
4 3
VBAT S G
R435 SI3443DV
47K
C435
C436
0.01U Q401
0.1U
DTC114EE
C437
1000P
Engineer:
CDMA2
Drawn by:
JB-KIM
R&D CHK:
DOC CTRL CHK:
MFG ENGR CHK:
Date Changed: Time Changed: QA CHK:
1999.02.12
9:02:31 am
11 12 13 14
15 16
A
+3.3BBA
ADC_SEL0
ADC_SEL1
B
ADC_IN0
VBAT
TEMPO
C
TCXO
D
RX_IF_IN
RX_IF_DO
E
F
L406
33N(TX)
G
C418
R428
18P
20
F401
FAR-F5CE-836M50-K205
H
C434 C433
100P OPEN
U407
RI23124U
2
3
PIN
VREF
4
I
VDD1
8
VDD2
9
GND4
1
GND1
5
GND2
7
GND3
POUT
6
TXOUTPUT
C454
C495
100P C496 J
OPEN
OPEN
PA_ON
K
COMPANY NAME
Address
City
Size:
TITLE:
A3
SCH-811 TX
16 1 12 A
L
REV: Drawing Number:
Page:
2
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