User Guide
SAMSUNG Proprietary-Contents may change without notice
SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams
6-14
16. Baseband Processor Circuit Diagram
4
Time Changed
C
QA CH K
MFG ENGR CH K
Drawn by
Address
5
D
Drawing Numbe r
D
3
Shee t
VMI C
E
LAUTERBACH
COMPANY NAME
7
CLOSE TO PIN1
1.9B
REV
5 4
8 6
2
of
1 8
TITLE :
Engineer
F
4
A
C
E
F
City
3
2 1
B
HEAD SET FPCB
Size
EMULATOR
A
B
Date Changed
R&D CH K
DOC CTRL CH K
(HP_PWR )
6
SGH-A500_REV1.9 B
A3
user10
2002 - 09 - 30
1:51:19 pm
KIM H. K
KIM. H. K
6
Changed by
7
C7
WRQ
100NF
C404
VSS2.2
VSS2.3 P5
P1 3 VSS2.4
N1 5
VSSA|RTC
VSSD
H1
K2
VSSR
K5
VSST
G2
VSSV
VSSV2 1
D3
VSSV2 2
E3
VSSX
G1
H4
VMI C
E1
VREF
G5
B2 VSS1.0
VSS1.1
B1 4
G1 4 VSS1.2
VSS1.3 P2
B5 VSS2.0 A
VSS2.0 B B1 1
E1 4
VSS2.0 C
VSS2.1 P9
J14
VDD2.4 R1 3
VDDA
M1 3
VDDD
H3
VDDR
K3
N1 3 VDDRTC
K1
VDDT
G3
VDDV
VDDV21
C2
E4
VDDV22
VDDV23
E5
VDDX
P7
B1 VDD1.0
B1 5 VDD1.1
VDD1.2 G1 5
R2 VDD1.3
VDD2.0A
A5
A1 1 VDD2.0B
VDD2.0C E1 5
R9 VDD2.1
VDD2.2 J15
R5 VDD2.3
T_OUT11|CC19IO
H1
4
T_OUT12
T_OUT 2 L13
K1 3
T_OUT 3
T_OUT 4 J13
H1 3 T_OUT 5
T_OUT 6 K1 2
J12 T_OUT7|PD. 6
T_OUT 8
H1 2
L11 T_OUT9|PD. 8
VBAT N1
VCXO2_E N
TRIG_IN
N4
N3
TRIG_OUT
N6
TRST#
M4 TVCO
R12
TXD
0
TXD
1
N1
2
TXD
D
C5
T_OUT 0 L15
L14 T_OUT 1
G1 1
T_OUT10|DSPIN1
F11
M1
2
RXD
D
D5
C6
SCLK
SSCCLK P1 1
L3 TBAT
N5
TCK
TD
I
P4
TD
O
R4
TENV
L4
TFSD
D4
P6
TM
S
C4
RFSD
H1 5 RFSTR0
RFSTR1
M1
5
K11
RFSTR2
RFSTR3
J1
1
L12 RFSTR4|EX2IN
RSTOUTQ|F.2
A2
P1 4
RTCOUT
P1 5
RTCOUT|F32K X
P12
RXD
0
RXD
1
QGUARD
P1
QR
M2
M1
QR
X
QT
J3
J4
QT
X
RDQ
D7
M7
READYQ|PC.
1
P3
RESET_IN_Q
RFCL K K1 4
K1 5 RFDATA
M3 RFREF
E8
H1
1
NC
3
NC
4
A15
R15
NC
5
L8
NC
6
R1
NC
7
NC
8
H5
J5
NC
9
C3
NGUAR
D
PAOUT H2
B3
PDOUT|A23
KP 8
KP 9
R1 1
MICN1
F1
MICN2
F3
F2
MICP 1
F4
MICP 2
MON1
M5
L5
MON2
MRST R1 4
N1 1 MTSR
A1
NC
1
NC
2
J1
IT
J2
IT
X
R7
KP 0
KP 1
R8
P8
KP 2
KP 3
N8
M8
KP 4
KP 5
N9
R1 0
KP 6
KP 7
P1 0
N1 0
DSPOUT1|A22
EPN1
C1
EPN2
E2
D2
EPP 1
D1
EPP 2
M1 4
F13M
F32 K
N1 4
HLDAQ|DSPIN0 M6
L1
IR
IREF
F5
L2
IR
X
D1
5
D8
E1
3
D2
D3
E1
2
D1
3
D4
D5
D1
2
C13
D6
D7
C12
C11
D8
D9
D1
1
A3
DSPOUT
0
E11
D6
CS1Q
CS2Q
E6
CS3Q
G1
2
G1
3
CS4Q
F13
D0
D1
F12
C10
D1
0
D1
1
D1
0
C9
D1
2
D1
3
D9
C8
D1
4
CC02IO|RF.0
E10
CC06I
O
CCI N
L6
M1 0
CCI O
L9
CCIOSW
M9
CCLK
CCRS T
L7
CCVZQ
L10
CLKOUT|PC.
0
R6
CLKXM|A21
B4
CS0Q
A1 4
A13
B13
A7
A8
A12
B12
A9
AF C R3
G4
AGND
BHEQ
E7
BREF K4
N2 BTEC
CC00IO|PC.
2
N7
CC01IO|PE.
2
M1
1
E9
B8
A15
A16
A7
B7
A17
A18
A6
B6
A19
A2
D1
5
A20
A4
D1
4
A3
A4
C15
C14
A5
A6
A0
F15
F14
A1
A10
A10
B10
A11
A12
A9
B9
A13
A14
A8
U401
DATA_DET1
C44 6
NC
RESET
C450
27P F
VANA
VBA T
R408
30 K
100N F
C41 8
VANA
6.3V
10U F
C409
TX
TP434
TP435
R410
10K
100N F C477
AGND
6
7
7
8
8
9
9
12
13
13
14
14
15
15
2
2
3
3
4
4
5
5
6
CN402
1
1
10
10
11
11
12
AGND
C449 100N F
AGND
VBAT
TP3
TP433
VANA
TP432
27PF
R430
NC
VIN T
C448
2.2 K
100N F
R41 2
TP40
7
C40 8
AUTO_PWR 1
R405
0
TP1
TP2
18PF
AGND
VDD_SD
C423
AGN D
100N F C447
C478 100N F
10NF
TCK1
C411
4
5 5
66
7
GG
89
GG
10
CN40 1
1
1
2
2
3
3
4
560PF
AGND
C445
6.3V
C407
2.2U F
22 K
100NF
C41
6
C430
22UF
6.3V
R418
F_WE
AGN D
VANA
27PF
C443
18PF
C428
R415
2.4
TMS1
27PF
C444
AGND
VSI M
TDO1
TP4
C41
2
10N
F
6.3 V
10U F
C432
1.5K R428
VINT
AGND
C439
27PF
VRTC
R402
150K
C414
100N
F
A_ P
C431
22U F
6.3 V
VRF2
RX
VINT
C436
47PF
R409
330K
VINT
RXDD
TP428
33 K
R453
1M
R452
TDI1
VINT
SCLK
TP429
TRST1
TFSD
5.1 R404
100K
AGND
TP431
R416
RFSD
TP430
2.2 K
R42 7
AGND
TXDD
AGND
NC
R417
C479
27PF
2
3 4
1
OSC40 1
V4
5.1 R403
33K
R450
GND
39PF
C401
100NF
C417
0 R414
100K
AGND
VSI M
R411
C480
100N F
AGND
C41
3
100N
F
C41
0
100NF
U410-1
4
3
2
8
1
220K
1.5K
R413
TCK
TD
I
TD
O
TM
S
TRIG_IN
TRIG_OUT
TRST
TXD
0
TXD
1
LED_CT L
F-RY_BY
VCXO_E N
WRQ
DATA_DET
R42 9
KP4
KP5
KP6
KP7
KP8
KP9
MON1
MON2
DISP_SID
GR_LED
AB
AX
RDQ
RESETQ
FLASH_W
R
POLY_RST
EP_INT
DATA_DE T
RTCOUT
RXD
0
RXD
1
DISP_SCL K
D(3)
D(4)
D(5)
D(6)
D(7)
D(8)
D(9)
RD_LED
EPN2
EPP2
FSYS_B B
B
BX
KP0
KP1
KP2
KP3
BHEQ
FLIP_SN
S
MOTOR_EN
HS_DE T
A(21)
CCI O
CTS
CCL K
CCRS T
AUTO_PWR
SEND_EN
D
FLASH_SE L
SRAM_SEL
POLY_IRQ
POLY_EN
D(0)
D(1)
D(10)
D(11)
D(12)
D(13)
D(14)
D(15)
D(2)
HS_DET
SEND_EN D
A(0)
A(1)
A(10)
A(11)
A(12)
A(13)
A(14)
A(15)
A(16)
A(17)
A(18)
A(19)
A(2)
A(20)
A(3)
A(4)
A(5)
A(6)
A(7)
A(8)
A(9)
A(22)
TM S
TD O
RESETQ
TRST
MON2
TXD1
RXD1
TRIG_OUT
EPP2
MICP 2
TC K
TD I
RTS
MICP2
AUTO_PWR
VINT
RESET Q
BP_VF
CCIO
EPN 1
EPP 1
POLY_CLK
EP_SC L
CCL K
CCRS T
PLLO N
ISENSE
DISP_C S
EP_SD A
DISP_R S
DISP_RS T
A(1:20)
BL_LED
MICP 1
TEMP
MON1
TRIG_IN
TX_POWE R
RF_DAT A
RF_CLK
RF_E N
AF C
TX1800_RX900
TX900_RX1800
TXONPA
D(0:15)
TDI
TD O
TM S
TC K
TRST
VBAT
TXD0
RXD0
WRQ
TA +