Samsung SGH-S108 Service Manual page 30

SGH- S108 E xploded view and its Part list
12. TX_PCS
F 1 0 0 2p in #7 :
a b o u t 2 ~ 3
d B m ?
Y E S
C O N 1 ,C 1 0 0 0
ch e c k& ch a n g e
U 1 0 0 1
p in # 3 ,# 6 = 3 .7V ?
U 1 0 0 1
p in #2 = 1 .2 V ?
N O
U 1 0 0 1
p in #8 ¡Ö - 5 d B m ?
U 1 0 0 1
p in # 7 = 3 V ?
U 1 0 0 1
ch a n g eo r so ld e r
a g a in
N O
U 1 0 0p in # 4 6 ,C 1 1 4
c h a n g eo r s o ld e r a g a in
N O
# 6 ,# 7 ,# 8= 1 .7 V ?
U 7 0 0
c h a n g e
ch a n g eo r so ld e r a g a in
N O
N O
F 1 0 0 2
p in # 1 1 =2 .8 5
V ?
Y E S
U 1 0 0 1p in # 5 :
N O ¡Ö 4 ~ 5 d B m ?
Y E S
F 1 0 0 2
ch e c k&re p la ce
N O
B A T T E R Y ,U 1 0 0
c h e c k &ch a n g e
Y E S
N O
Y E S
Y E S
N O
Y E S
Y E S
U 7 0 0
c h e c k
U 9 0 1
p in # 1 4 ,# 2 3 ,# 2 6 ,
## 3 2=2 . 8 V ?
Y E S
N O
U 9 0 1 p in #9 ,
U 9 0 2 # p in 5 ,
# 1 0 ,# 1 2 ,# 1 3
# 2 5 ,# 2 8=3 V?
= -2 0 d B m?
Y E S
U 9 0 1 p in # 5 ,
U 9 0 2
p in# 7 = 1 3 M H z ?
V p -p = 9 5 0 m V
Y E S
U 1 0 0 1
U 9 0 2
p in # 9 ,# 1 0 ,# 1 1 ,
# 1 2 ,# 1 3=3 V ?
U 9 0 1
ch a n g eo r s o ld e r a g a in
SAMSUNG Proprietary-Contents may change without notice
U 7 0 0 ,U 7 0 1
ch e ck&c h a n g e
N O
U 1 0 0 0
p i n # 4 ,# 9 = 3 V ?
Y E S
N O
U 1 0 0 0
p in # 5 ,# 6 ,# 7 = 1 .2
V ?
Y E S
N O
U 1 0 0 0
p in # 1 3 ¡Ö
Y E S
N O
U 1 0 0 0
p in # 1 6 = 1 .2 V ?
N O
U 1 0 0p in # 3 9 ,C 1 1 6
c h a n g eo r s o ld e r a g a in
Y E S
N O
Y E S
N O
U 7 0 0
c h e c k o r c h a n g e
Y E S
2- 12
C O N T IN U O U ST XO NC O N D IT IO N
T XP O W E RD A C :5 0 0C O D EA P P L IE D
C H :6 2
R B W:1 0 0 K H z
V B W: 1 0 0 K H z
S P A N: 1 0 M H z
R E FL E V .: 1 0 d B m
A T T .: 2 0 d B
U 1 0 0p in # 4 4 ,
C 1 1 5
ch e c k&re p la ce
U 7 0 0
c h e c k
F 1 0 0 0
ch e c k&re p la ce
U 1 0 0 0
c h e ck o r so ld e r a g a in
N O
O S C 8 0 1
O S C 8 0 1
p in# 3 = 1 3 M H z ?
ch a n g eo r s o ld e r a g a in
V p -p = 9 5 0 m V
Y E S
N O
U 1 0 0p in # 3 9 ,C 1 1 6
O S C 8 0 1
ch a n g eo r s o ld e r
p in# 4=3 V?
a g a in
Y E S
U 9 0 2
ch a n g eo r s o ld e r a g a in