Samsung SGH-S108 Service Manual page 27

9. RX_DCS
C O N TIN U O USR XO N
R FIN P U T : 69 8C H
A M P: -50 dB m
N O R M A L
C O N D ITIO N
Y E S
F 1002C H E C K
p in #2 ¡Ã 65d B m?
Y E S
F 1002C H E C K
pin#10¡Ã65 dB m?
Y E S
F 100 6 C H E C K
pin#4 ,#6 ¡Ã 65d B m?
Y E S
U 901 C H E C K
pin #17,#18 ¡Ã 65d B m
Y E S
U9 01
pin#12,#13¡Ã
20d B m?
Y E S
U 901 C H E C K
pin #14,#23,#26 ,
#3 2
=2.85V ?
Y E S
U9 01 p in #3,#4
V p-p=240m V ?
Y E S
U9 01
pin #1,#2
V p -p= 2 50m V ?
Y E S
U 90 0 pin
2,#3,#4,#5
V p-p = 1 00m V?
Y E S
N O
C he ck solderedstatu s of
L1000 ,C 100 1,C 100 2
N O
so ld er ag ain o r cha ng e
N O
so ld er ag ainor cha n ge
N O
L10 04,F 1006
so ld er ag ainor cha n ge
N O
C 10 14,C 1 017,L100 2
so ld er ag ainor cha n ge
N O
U 902
C H E C K
pin
#2 5,#28= 3V ?
Y E S
U 902 C H E C K
pin#7= 1 3M H z ?
V p -p= 86 0m V ?
Y E S
U 90 2
ch an geor so ld er ag ain
N O
U 10 0 pin#4 6, C 114
che ck or solder a ga in
N O
U 900C H E C K
p in #6,
#20 = 2.8V ?
Y E S
U 90 0
solder ag ainor cha n ge
N O
U 90 1
solder ag ainor cha n ge
N O
C H E C K
U 70 0
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SGH- S108 E xploded view and its Part list
C O N1
F 100 2
N O
U 100 , p in 39 , C 1 16
che ck or solder a ga in
N O
O S C 801 C H E C K
pin#3 = 13M H z ?
V p -p= 95 0m V ?
Y E S
C 8 08
solde r a ga in
N O
2- 9
N O
N O O S C 801
C H E C K
pin#4=
Y E S
O S C 801 cha n ge o r solde r
a ga in