Page 1
Level
8.
Block Diagram
8-1.
Repair
3
8-1
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Page 2
PCB Diagrams
8-2.
8-2-1.
Top
Level3Repair
8-2
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Page 3
Level3Repair
8-2-1.
Bottom
8-3
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Page 4
8-3.
8-3-1.
Level3Repair
LOGIC
Power On
Power switch on
NG
Check the current
consumption
>= 100
mA?
Yes
Check the battery
voltage
>= 3.45?
Yes
Check the TP_PS_
HOLD pin PS_HOL
D=2.6
V?
Yes
Check the clock at
OSC400
=32
KHz
NO
Download
NO
NO
Change the battery
Check the PMIC
relatedtoPS_HOLD
?
NO
Resolder OSC400
Yes
C443(VREG_MSMC1)=1.2V?
C442(VREG_MSMC2)=1.2V?
C441(VREG_MSME)=1.8V?
C411(VREG_MSMP)=2.6V?
C412(VREG_MSMA)=2.6V?
Yes
Check the clock
C109
=19.2
Mhz
?
Yes
Check the initial operation
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NO
Check the U401
NO
Check the clock generation circuit
8-4
Page 5
Level3Repair
8-5
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Page 6
Level3Repair
8-6
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Page 7
Level3Repair
8-7
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Page 8
Level3Repair
8-8
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Page 9
Level3Repair
8-3-2.
LCD Working
Power Switch On
LCD Display
On?
Yes
NO
LCD FPCB
connector is co
rrectly connecti
ned?
Yes
F600, F601,
F602, F603,
F604, F605,
F606 Correctly
mounted?
correctly connect
NO
F600, F601, F602,
F603, F604, F605,
F606 Resolder
NO
Yes
LCD
Replace
Yes
C522
LED_P_26V=26V?
NO
Replace U503&Check
neighboring circuits
8-9
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Page 10
Level3Repair
8-10
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Page 11
Level3Repair
8-11
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Page 12
Level3Repair
8-3-3.
TSP
Operate TSP
NG
Check
TSP Connecting
YES
Change TSP Module
No Problem?
NO
Reconnecting TSP
NO
Change main PBA
END
8-12
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Page 13
Level3Repair
8-3-3.
z
Audio Working
Speaker Working
Operate speaker
NG
Check
Speaker
Soldering
YES
Speaker break
down?
NO
NO
Resolder
YES
Change Speaker
Signal on in
L502, L504?
NO
Signal on in
C407, C408?
NO
Change main PBA
YES
YES
Resolder
L502,L504
SPK ASSY
Resolder
C407, C408
Replace U500
8-13
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Page 14
Level3Repair
8-14
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Page 15
Level3Repair
8-15
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Page 16
Receiver Working
z
Operate Receiver
NG
Level3Repair
Check
Receiver
Soldering
YES
Receiver break
down?
NO
Change main PBA
NO
Resolder
YES
Change Receiver
8-16
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Page 17
Level3Repair
z
MainMICWorking
Operate MIC
NG
Pollute
MIC Hole?
NO
Check
C504=High?
YES
Change MIC
YES
NO
Clean up
MIC hole
Remove MIC,
Check MIC4th pin
MIC_BIAS_1.8V)
(
=1.8V?
YES
Change MIC
NO
Change main PBA
8-17
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Page 18
Level3Repair
V8.1_SAIB_CIMV
005CIM
1
TUO
2
DNG
3
DNG
4
RWP
5
DNG
6
DNG
DNG_DM
405C
305R
DNG_DM
DNG_DM
P_CIM
N_CIM
ZD602
R
4
2
3
U605
L604
C504
U402
R
5
0
3
L602
ZD600
3
0
1
F
L127
C134
2
0
R
1
1
2
M
1
0
2
C135C173
MIC500
D
3
0
U
F
1
0
L
1
1
2
1
8-18
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Page 19
Level3Repair
z
SubMICWorking
Operate MIC
NG
Pollute
MIC Hole?
NO
Check
C503=High?
YES
Change MIC
YES
NO
Clean up
MIC hole
Remove MIC,
Check MIC4th pin
MIC_BIAS_1.8V)
(
=1.8V?
YES
Change MIC
NO
Change main PBA
8-19
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Page 20
Level3Repair
V
V
8.1_SAIB_CIM
105CIM
1
TUO
2
DNG
3
DNG
4
RWP
5
DNG
6
DNG
C
305
P_CIMBUS
N_CIMBUS
DNG_UM
DNG_UM
DNG_UM
1
0
5
C
I
M
C503
C509
C502
8-20
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C507
Page 21
Level3Repair
z
Stereo Headset Working
Hands-free stereo
headset
NG
YES
Check U504Button NG?
NO
MIC NG?
NO
SPK NG?
NO
The End
YES
YES
Check
L503
YES
Resolder L503
Signal on
in C517,
C518?
NO
Signal on
in C409
C410?
NO
YES
YES
NO
Check U504
Check L505, L506,
EAR500
Check R406, R407,
U401
Change Main PBA
8-21
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Page 22
Level3Repair
V6.2_PMSM_GERV
505R
CDA_IP3
CIM_RAE
R_KPSRAE
V6.2_PMSM_GERV
135R
CIM_RAE
1
3
335R
V6.2_PMSM_GERV
035R
5
405U
4
2
N_TNI_KCAJ
L_KPSRAE
HCTIWS_RAE
415R
315R
015R
815C
715C
605R
305L
505L
605L
TNA_MF
6
5
4
3
1
005DZ
2
905L
N_CIM_RAE
015L
705L
115R
435R
105DZ
2
4
6
WS
7
5
3
A-NOC
C-NOC
E-NOC
D-NOC
B-NOC
005RAE
305DZ
KCAJ RAE ip 5.3
DNG GOLANA UMP OT ESOLC DNG
TP602
1
E
A
6
E
A
R
5
0
0
0
H
C603C604C605
C518
L505
R
L
5
5
ZD501
0
1
3
4
ZD500
R513
C517
L506
C602
R601
8-22
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U504
R
5
3
3
R
R
5
5
1
0
0
6
R
5
3
0
R
5
3
1
Page 23
Level3Repair
4
21TUO
6B
31TUO
8K
41TUO
8J
51TUO
01G
61TUO
11H
71TUO
11E
81TUO
11F
91TUO
11B
NTUO
11D
PTUO
01
B
NNIXR
01D
PNIXR
2F
IOXCT
N
3F
TUOOXCT
7K
NIX
6K
TUOX
104U
U
8A
604R
LPH
7A
704R
RPH
C
4
3
8
C449
C
4
4
0
C
4
3
9
C417
C418
C433
C
4
0
3
C
4
0
4
L_KPSRAE
R_KPSRAE
5001
5001
C424
C428
C402
8C
1BNI
7C
2BNI
01E
1VNI
01F
2VNI
4J
1KCUB
2H
2KCUB
1D
ANIGHC
2D
BNIGHC
9D
4ONE
9E
5ONE
9F
7ONE
5F
31ONE
3C
3BF
2C
4BF
6C
31BF
9A
N1C
01A
P1C
0
1
904C
L_RAE
R_RAE
014C
C303
C325
R402
C425
L403
C431
R
R
4
4
0
0
9
8
R
3
1
5
C419
C
4
3
7
R
5
0
4
C
5
1
2
C511
C500
C505
C513
C515
C322
C302
C510
U
5
0
0
R502
C
5
1
4
C452
C434
C432
C410
C409
C407
R410
R
4
0
6
C
4
0
8
R405
R404
R
4
C
L
0
4
7
0
1
C
4
2
1
C420
R403
4
C430
0
2
C441
R528
C526
R529
8-23
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Page 24
Level3Repair
8-3-5.
z
KEY Working
Volume KEY
Press Volume Key
All key NG?
Change KeyPad
NG
NO
YES
Change Domesheet
Change Key FPCB
Any key NG?
NO
END
Change Main PBA
8-24
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Page 25
Level3Repair
Sub Key
z
Press Power Key,
Other Sub Key
Power(END)
Key NG?
NO
Sub Key
NG?
NO
Yes
Yes
Pressing
power key,
ZD602=High?
NO
Change Domesheet
Change Main PBA
Change Domesheet
Change Main PBA
Yes
Check
8-3-1
Section
The End
8-25
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Page 26
Level3Repair
TAB_V
DNE
DAPYEK
21
WS_NO
C217
C212
C218
U606
C209
0
R203
0
2
U
2
0
6
D
Z
C
2
4
5
C215
C
2
1
1
L211
ZD602
R
4
2
3
U605
L604
C504
U402
R
5
0
3
ZD600
L602
8-26
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Page 27
Level3Repair
8-3-6.
Vibrator Working
Operate Vibrator
Check
Vibrator Soldering
VMOT_3.0V
C524)
(
NO
Yes
=3.0V?
NO
No
Resolder Vibrator
Check PMIC(U401)
Change Main PBA
Yes
MOT500
Pin
1
&2
Pin
High?
NO
Change Main PBA
Yes
Change U502
8-27
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Page 28
Level3Repair
V0.3_TOMV
205U
1
NE_BIV
MWP_BIV
005PT
425R
NE
2
MWP
3
EDOM
4
NIAG
C
N
9
8
PDV
7
DNG
6
DDV
5
NDV
C
C
N
N
1101
425C
525C
725R
005TOM
2
2
1
1
C509
R505
C502
L
5
0
0
C507
R
C
5
0
6
R
L
5
0
1
5
5
1
0
1
0
C508
C501
0
R524
0
4
Q
C
C
4
4
5
5
0
1
T
P
5
0
0
C
R
5
4
2
1
4
4
C447C448
U
5
0
2
C525
R527
MOT500
BH302
8-28
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Page 29
Level3Repair
8-3-7.
T-Flash Card Working
Insert&Operate
microSD card
break down
thPin of CD400
9
=
CD400
High
NG
NO
?
NO
?
YES
Change CD400
YES
Change CD400
thPin of CD400
4
=3.0V?
YES
Change Main PBA
NO
Check U401(PMIC)
8-29
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Page 30
Level3Repair
V
V
V
V
0.3_HSALFT_GER
614R
TCETED_FTn
)1(ATAD_DSORCIM
)0(ATAD_DSORCIM
KLC_DSORCIM
DMC_DSORCIM
)3(ATAD_DSORCIM
)2(ATAD_DSORCIM
654C
714R
914R124R814R024R
754C
0.3_MISU_GER
004DC
CN
41
CN
31
A-WS
21
CN
11
CN
01
B-WS
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
C217
C212
C218
U606
C209
R203
C
D
4
0
0
C
C
2
2
4
0
0
5
2
U
C215
L211
ZD602
R
1
1
4
2
3
U605
L604
C504
U402
R
5
0
3
L602
ZD600
8-30
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Page 31
Level3Repair
8-3-8.
SIM Card Working
Insert&Operate
SIM card
NG
SIM FPCB
Break down?
YES
C450
=3.0V
NO
No
Change SIM400
Check
Q400
Yes
Yes
Check SIM400
Neighboring Circuits
&
Resolder
Q400
Change
U401(PMIC)
8-31
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Page 32
Level3Repair
V0.3_MISU_GERV
S2
LTC_RWP_TEF_MIU
G
1
004Q
D3
414R
ZD503
L507
C204
C200
C208
C202
L510
L203
C246
L212
R513
C517
L506
C602
ATAD_MIS
TSR_MIS
KLC_MIS
054C
R524
T
P
5
0
0
R
C
4
5
1
2
4
4
C447C448
R
5
1
0
R601
844C744C644C
R
R
5
5
3
3
3
1
R
5
0
6
0
0
4
Q
C
C
4
4
5
5
0
1
2
154C
U
5
0
2
004MIS
6
11
2
6
5
5
4
433
G78GG
G
901
C525
R527
SIM400
L213
C238
8-32
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Page 33
Level3Repair
8-3-9
CAMERA Working
Operate CAMERA
NG
Camera FPCB con
nector is correctly
connecting?
Yes
C603
C604
C605
V,
=2.6
=1.8V
=2.8V
Yes
NO
NO
correctly connect
Change
U401(PMIC)
CAMERA
Replace
8-33
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Page 34
Level3Repair
106AEH
V6.2_OIMACV
11
CNYSV_MAC
CNYSH_MAC
N_TES
ER_M3_MAC
KLCM_MAC
LCS_C2I
ADS_C2I
KLCP_MAC
106R
33
55
206PT
99
3131
7171
9191
1212
C
N
3
2
206C
0
1
6
22
4
4
6
6
877
8
01
01
211111
21
41
41
615151
61
81
81
02
02
22
22
C
C
C
N
N
N
5
6
4
2
2
2
TP602
H
E
A
C503C603C604C605
)0(D_MAC
)1(D_MAC
)2(D_MAC
)3(D_MAC
)4(D_MAC
)5(D_MAC
)6(D_MAC
)7(D_MAC
306C
V8.1_CMACV
V8.2_AMACV
406C506C
8-34
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Page 35
Level3Repair
8-4-1.
GSM
If you check the tx chain,
**
Check the not only RF Device but also resistor, inductor and capacitor.
850
RX
Continuous Rx ON
RF Input
Amplitude
: 190
:-50
CH
dBm
Yes
Normal condition
No
Catch the channel?
Yes
Check Antenna contact
Check L110
=-55
dBm
?
Yes
Resolder U101 or Change
Yes
The End
No
Replace PAM100
8-35
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Page 36
Level3Repair
8-4-2.
**
GSM
If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
900
RX
Continuous Rx ON
RF Input
Amplitude
:62
:-50
CH
dBm
Yes
No
Normal Condition
Check Antenna Contact
Catch the channel?
Yes
Check L107
>= -55
dBm?
Yes
Resolder U100 or Change
The End
No
Replace PAM100
8-36
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Page 37
Level3Repair
8-4-3.
**
DCS/PCS R X
If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Continous Rx ON
RF Input
Amplitude
:698
:-50
CH
dBm
Yes
Normal Condition
No
Check Antenna Contact
Catch the channel?
Yes
Check L105, L106
>= -55
dBm?
Yes
Resolder U101 or Change
The End
No
Replace PAM100
8-37
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Page 38
Level3Repair
8-38
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Page 39
Level3Repair
8-4-4.
**
WCDMA Band1 RX
If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Continous Rx ON
RF Input
Amplitude
: 10700
:-50
CH
dBm
Yes
Normal Condition
No
Check Antenna Contact
Catch the channel?
Yes
No
Check L114
=-65
dBm?
Replace PAM100
Yes
Check C119=
-65
dBm?
Yes
Resolder U101 or Change
The End
No
Replace DUF100
8-39
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Page 40
Level3Repair
8-4-5.
**
WCDMA Band5 RX
If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Continous Rx ON
RF Input
Amplitude
: 4407
:-50
CH
dBm
Yes
Normal Condition
No
Check Antenna Contact
Catch the channel?
Yes
No
Check C125
=-65
dBm?
Replace PAM100
CONTINUOUS RX ON
RF INPUT
AMP
:-50
: 4407
dBm
CH
Yes
Check C132
=-65
dBm?
Yes
Resolder U101 or Change
The End
No
Replace DUF101
8-40
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Page 41
Level3Repair
2100
2100
2100
2100
8-41
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Page 42
Level3Repair
8-4-6.
If you check the tx chain,
**
GSM
850/900
TX
Check the not only RF Device but also resistor, inductor and capacitor.
Tx ON(Level
:5)
Battery voltage:3.8V
Yes
No
Check R104
>= 13
dBm?
Check The U101
Yes
CONTINOUS TX ON CONDITION
TX POWER DAC:
APPLIED
GSM850 CH
GSM900 CH
RBW
: 100
VBW
: 100
SPAN
:10
REF LEV.
ATT.
:20
14500
KHz
KHz
MHz
:10
dB
: 190
:62
dBm
CODE
Check PAM100 PIN17
OUTPUT(RF CONN.)
With HP8960
>= 33
dBm?
Yes
The End
No
Replace PAM100
8-42
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Page 43
Level3Repair
8-4-7.
**
DCS/PCS TX
If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Tx ON(Level
:5)
Battery voltage:3.8V
Yes
No
Check R101
>= 11
dBm?
Check The U101
Yes
CONTINOUS TX ON CONDITION
TX POWER DAC:
APPLIED
DCS CH
PCS CH
RBW
VBW
SPAN
REF LEV.
ATT.
: 100
: 100
:10
:20
14500
: 698
: 661
KHz
KHz
MHz
:10
dB
CODE
dBm
Check PAM100 PIN17
OUTPUT(RF CONN.)
With HP8960
>= 30
dBm?
Yes
The End
No
Replace PAM100
8-43
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Page 44
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8-4-8.
If you check the tx chain,
**
WCDMA Band1 TX
Check the not only RF Device but also resistor, inductor and capacitor.
Tx ON
Battery Voltage:
3.8V
Yes
No
Check C131
=8
dBm
?
Check the U101
Yes
No
Check L117
=5
dBm?
Yes
CONTINOUS TX ON CONDITION
TX POWER DAC:
REF LEV.
Replace F102
CH
RBW
VBW
SPAN
ATT.
CODE APPLIED
120
: 10700
KHz
: 100
KHz
: 100
MHz
:10
dBm
:10
dB
:20
Check C115
=26
Yes
Check L114
=24
dBm
Yes
Check PAM100 PIN17
OUTPUT(RF CONN.)
With HP8960
>= 23
The End
dBm?
dBm?
Yes
No
Replace PAM101
No
?
Replace DUF100
No
Replace PAM100
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Level3Repair
8-4-9.
**
WCDMA Band5 TX
If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Tx ON
Battery Voltage:
3.8V
Yes
No
Check C133
=8
dBm
?
Check the U101
Yes
No
Check L119
=5
dBm?
Yes
CONTINOUS TX ON CONDITION
TX POWER DAC:
REF LEV.
Replace F103
CH
RBW
VBW
SPAN
ATT.
CODE APPLIED
120
: 4407
KHz
: 100
KHz
: 100
MHz
:10
dBm
:10
dB
:20
Check C135
=26
Yes
Check C125
=24
dBm
Yes
Check PAM100 PIN17
OUTPUT(RF CONN.)
With HP8960
>= 23
The End
dBm?
dBm?
Yes
No
Replace PAM102
No
?
Replace DUF101
No
Replace PAM100
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8-4-10.
BLUETOOTH
Bluetooth connection disable
Yes
Check BT function
ON
Check the voltage
of U201 is around
0V
Yes
Check26KHz Clock
on U206(H6)
Yes
3.
No
Enable BT function
No
Check U201 and change
No
Check OSC200
Yes
Check the
assembled status of
ANT201
Yes
Exchange
Yes
END
No
Exchange ANT201
No
Check UCP300
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OSC200
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8-4-11.
FM RADIO
Radio does not work
Yes
C200
C213,
When U201
(
214
≥
is OK?
2.8V
operate)
Yes
Check signal
related to U201
Yes
No
No
Check C200
and Check U401
Resolder C213,C214
and check U201
END
Yes
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8-4-12.
GPS
Operate GPS
Yes
Check ANT200, C251
Normal
GPS Signal Input:
C251
@
-50
Abnormal
Resolder ANT200, C251
dBm
Check C245=High
Yes
Check L211
>= -53
Yes
The End
?
dBm?
Replace UCP300
No
Replace U200
No
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Level3Repair
Service S chematics
8-5.
NC Point(Top View)
-
NC
:
●
UME3
A
B
C
D
E
F
G
H
J
K
L
M
N
P
00
123456789
10 11 12 13 14
○○●○○○○○○○○○○○
○●○○○○●●●○●●○○
○●○○○○○○○●●○○○
○○○○ ●●○
●○○ ○●●●●● ●○○
○○○ ● ● ○○○
○○○ ○ ● ○○○
○○○ ● ● ○○○
○○○ ● ● ○●○
○○○ ●●○○●● ○○○
○○○ ○○○
○○●○○○○○●●●●○○
○○●○○○●○●●●●○○
○○○○○○○○○○○○○○
U401
123456789
●○○○○○○○○○●
A
○○○○○○○○○○○
B
○○○○○○○○○○○
C
○○○○○○○○○○○
D
○○○○○○○○○○○
E
○○○○○○○○○○○
F
○○○○○○○○○○○
G
○○○○○○○○○○○
H
○○○○○○○○○○○
J
●○○○○○○○○○●
K
10 11
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UCP300
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
A
●●●●●●●●●●●●●●●●●●●●●●●●●●●
B
●○○○○○○○○○○○○○○○○○○○○○○○○○●
C
●○○○○○○○○○○○○○○○○○○○○○○○○○●
D
●○○ ○○●
E
●○○ ○○○○○○○○○○○○○○○○○○○ ○○●
F
●○○ ○○○○○○○○○○○○○○○○○○○ ○○●
G
●○○ ○○ ○○ ○○●
H
●○○ ○○ ○○○○○○○○○○○○○ ○○ ○○●
J
●○○ ○○ ○○○○○○○○○○○○○ ○○ ○○●
K
●○○○○○○ ○○○○○○●
L
●○○○○○○ ○○○○○○○○○○○○●
M
●○○ ○○ ○○ ○○○○○○○ ○○ ○○ ○○●
N
●○○ ○○ ○○ ○○○○○○○ ○○ ○○ ○○●
P
●○○ ○○ ○○ ○○○○○○○ ○○ ○○ ○○●
R
●○○ ○○ ○○ ○○○○○○○ ○○ ○○ ○○●
T
●○○ ○○ ○○ ○○○○○○○ ○○ ○○ ○○●
U
●○○ ○○ ○○ ○○○○○○○ ○○ ○○ ○○●
V
●○○○○○○ ○○○○○○●
W
●○○ ○○ ○○○○○○○○○○○○○ ○○ ○○●
Y
●○○ ○○ ○○○○○○○○○○○○○ ○○ ○○●
AA
●○○ ○○ ○○ ○○●
AB
●○○ ○○○○○○○○○○○○○○○○○○○ ○○●
AC
●○○ ○○○○○○○○○○○○○○○○○○○ ○○●
AD
●○○ ○○●
AE
●○○○○○○○○○○○○○○○○○○○○○○○○○●
AF
●○○○○○○○○○○○○○○○○○○○○○○○○○●
AG
●●●●●●●●●●●●●●●●●●●●●●●●●●●
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
28
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
T
U
V
W
Y
AA
AB
AC
AD
AE
AF
AG
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