Nokia 6720 Classic Service Schematics page 5
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KEYB(15:0)
0
ROW0
A5
1
ROW1
A4
2
ROW2
B5
3
ROW3
B4
4
ROW4
C5
7
COL0
C4
8
COL1
D5
9
COL2
D4
10
COL3
E5
11
COL4
E4
5
ROW5
L1524
COMP_VIDEO
820nH
R1520
C1527
C1528
75R
270p
270p
GND
GND
GND
LCD(99:0)
52
DIF1CS0X
30
LCDRstX
54
DIF1A0
50
DIF1WRX
51
DIF1RDX
25
DIF1Da0
24
DIF1Da1
23
DIF1Da2
22
DIF1Da3
21
DIF1Da4
20
DIF1Da5
19
DIF1Da6
18
DIF1Da7
53
DIF1LCDTE0
55
30
LCDReset
16
DISPCDataLCD16
28
DISPCVSYNC
29
DISPCACBIAS
0
DISPCDataLCD0
1
DISPCDataLCD1
2
DISPCDataLCD2
3
DISPCDataLCD3
4
DISPCDataLCD4
5
DISPCDataLCD5
6
DISPCDataLCD6
7
DISPCDataLCD7
27
DISPCHSYNC
26
DISPCPCLK
Customer Care / GTM / Competence Management
Confidential Copyright © 2009 NOKIA Only for training and service purposes
VOL+
S4402
1
2
GND
S4401
VOL-
S4403
1
2
1 2 3
4,5=
GND
Z4404
GND
A2
kbr_0
Output1
Input1
A1
kbr_1
Output2
Input2
Output3
kbr_4
Input5
C2
Output4
kbc_4
Output5
E1
Input10
kbc_2
Output6
D1
Input8
Output7
kbc_0
Input6
C1
Output8
E2
kbc_3
Input9
Output9
Input4
B1
kbr_3
Output10
B2
Input3
kbr_2
D2
kbc_1
Input7
A3,C3,D3,E3=GND
Z4405
kbr_5
E1
I1
E2
GND
I2
GND
N1520
H8
CVBS_P
G8
CVBS_N
G7
RSET
R1521
R1522
H6
SYSCLK_38.4
CLKI
33R
1k2
VIO
GND
GND
F7
ICS0
G6
VDDio18
C2
H3
CSX
VDDlpldp18
E1
C7
VDDldo18
RESX
G2
D/CX
C8
WRX
A4
RDX
F8
VDDana25
D7
D0
H7
VDDana12
G3
D1
D8
D2
R1525
H4
D3
E7
10R
D4
G4
D5
D1
VDDapp12
E8
D6
F1
VDDalways12
H5
D7
H2
TE
C1524
C1522
C1521
C1520
C1
PD_N
2u2
2u2
220n
100n
GND
GND
GND
GND
D2,E2,F2,G1,G5=GND
Z2450
D1
C5
Data0
In1
Out5
A1
In2
A2
D5
Data2
In3
Out7
C1
C4
CS1 for main display
In4
Out4
A5
C2
In5
Out3
D/CX
B1
B5
In6
Out6
Data1
D2
D4
In7
Out1
RESX
A4
Out2
TE
A3,B3,C3,D3=GND
Z2451
B1
B5
In1
Out1
Data3
D2
D5
In2
Out2
Data4
A2
A5
In3
Out3
Data5
C1
C4
In4
Out4
Data6
A1
A4
In5
Out5
Data7
D1
D4
In6
Out6
RDX
C2
C5
In7
Out7
WRX
A3,B3,C3,D3=GND
X4400
1
NUM_KEY_LED1
2
3
NAVI_KEY_LED1
4
kbr_5
5
kbr_4
kbc_4
6
kbc_2
7
NUM_KEY_LED2
8
kbc_3
9
10
SOFT_KEY_LED1
11
NAVI_KEY_LED2
12
kbc_0
13
kbr_2
14
SOFT_KEY_LED2
15
kbr_1
16
17
PWRONX
18
19
20
C2500
R4402
V4402
kbr_3
21
27p
10k
kbr_0
22
kbc_1
23
GND
GND
24
GND
PUSL(15:0)
6
1
SLEEP CLK
L1520
120R/100MHz
C1526
C1523
2u2
100n
GND
GND
L2450
120R/100MHz
C2453
C2452
100n
27p
GND
GND
X2450
LED(6:0)
1
LCD_LED_OUT
2
1
3
4
5
C2456
56p
6
7
GND
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
UI_LED_IN
24
0
GND
C2457
56p
GND
GND
L2451
120R/100MHz
C2454
C2455
100n
27p
GND
GND
Version: 1.0 | 27.04.2009 | 6720 Classic RM-424/RM-564 | Board version: 2QM_10g | TV Out, Display, Keyboard | Page 5 (7)
N4432
A1
D1
D1
D7
White
E1
D9
CHARGING_IND_LED
A2
D2
B2
D4
D2
D8
C1
D5
C3
ASEL0
C4436
C4439
VBAT
2u2
56p
GND
D4
CLK
C4
EN
C5=VBAT
B3,E3,D5=GND
VAUX1
I2C2(1:0)
E5
0
SCL
SCL
E4
SDA
1
SDA
B1
D3
Volume / Zoom LED
V4401
GND
C2
D6
Camera Button LED
V4407
GND
B5
C1+
C4438
0u47
B4
C1-
A5
C2+
C4437
A4
0u47
C2-
A3
VOUT
C4435
2u2
GND
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