Flow chart of Troubleshooting and Circuit Diagram
5-24
AER
O
L501 10nH
10K
R501
C508 10NF
25
VDDR
XIN
7
1UF
C505
23
RFLON
RFLOP
24
SCLK
12
13
SDI
SDO
10
11
SENB
5
VDDD
VDDI
28
27
IFLOP
NC
8
NC
14
9
PDNB
20
RFLA
RFLB
19
RFLC
17
RFLD
16
GND
18
GND
21
GND
GND
22
29
GND
GND
30
3
IFLA
IFLB
2
IFLON
26
SI4133T
-BM
U503
1
GND
31
GND
GND
32
GND
4
GND
6
15
C504
100NF
R505
R503
51
U502
2
GND
OutPut
3
4
Vcc
Vcont
1
51
TCO-9141
100PF
C514
100
R500
C510 22NF
22NF
C511
C507
27PF
27PF
C503
GND
2
4
NC
ON/OFF
3
VIN
1
5
V
OUT
2
GND
NC
4
3
ON/OFF
1
VIN
V
OUT
5
U500
LP2981AIM5X-3.0
LP2981AIM5X-2.8
U501
R504
51
R502
51
10UF/6.3V
C506
10UF/6.3V
C502
C501 1UF
C512
10NF
100NF
C500
L500 3.9nH
100PF
C509
C513
PO
WER
IFLON
IFLOP
PDNB_O
RFLON
RFLOP
SCLK_O
SD
A
T
A_O
SENB
3VRF
10NF
SCLK
S
D
ATA
RF13M
PDNB
SYNEN1
XVCC
AFC
XVCC
3VRF
SYSCLKENA
+VB
A
TT
Summary of Contents for SGH-A800
Page 2: ...Samsung Electronics Co Ltd Printed in Korea 11 2002 Rev 1 0 GH68 03108A ELECTRONICS ...
Page 12: ...1 10 Exploded Views and Parts List 1 10 Battery Charger BATTERY CHARGER GH44 00279A ...
Page 25: ...4 1 Block Diagrams 4 Block Diagrams 4 1 Main Base Band ...
Page 26: ...Block Diagrams 4 2 4 2 Main RF ...