X-Gold, Keyboard, Display Interface, Touch Interface - Nokia 202 Service Schematics

R2419
5.6V/15V/0.05J
X2400
VAUX 1V8
L2408 L2407
120R/100MHz 120R/100MHz
C2451 C2450
100n 100n
VBAT_BB VLED
L2405
J2403
L2406
120R/100MHz
120R/100MHz
C2408 C2407
100n 100n
5,9,13,19,24=GND
4 (7) |

X-GOLD, keyboard, Display interface, Touch interface

VBAT_BB
L2404
120R/100MHz
R2420
V2404 V2403
5.6V/15V/0.05J
R2404
C4
J2402 J2401 MON3
1k0
6 3 6
2 5 2
V2406 V2406 V2405
1 4 1
R2407 R2406 R2405
4R7 4R7 180R
J2404
D4
1 LCD_RDX
DIF_RD
G1
2 L2411 120R/100MHz LCD_TE
DIF_VD
3 L2422 120R/100MHz
LCD_WRX C3
DIF_WR
4 L2421 120R/100MHz
LCD_DCX E3
DIF_CD
5
6
7
J2405 D2
8 LCD_RESX
DIF_RESET
9
#LCD_D7
10 L2413 120R/100MHz F3
DIF_D7
#LCD_D6 L2414 120R/100MHz
11 B1
DIF_D6
12 #LCD_D5 L2415 120R/100MHz C1
DIF_D5
13
14 #LCD_D4 L2416 120R/100MHz C2
DIF_D4
15 #LCD_D3 L2417 120R/100MHz D3
DIF_D3
16 #LCD_D2 Lossi_SDA_SCL F2
L2418 120R/100MHz DIF_D2
17 #LCD_D1 L2419 120R/100MHz Lossi_SDA_in D1
DIF_D1
18 #LCD_D0 L2420 120R/100MHz Lossi_SDA_out E1
DIF_D0
19
20
21
22
23 LCD_CSX F4
L2412 120R/100MHz
DIF_CS1
24
D3100
VRTC
L10
VRTC
R2500
100k
J2501
+
V2402
C2214 C2500
100n 150u_10V
R9 J2400
ONOFF
R2460
27k
Z2550
E1
Input10
A9 COL0 A2
KP_IN0 Input1
C9 ROW2 A1 A5
KP_OUT2
Input2 Output1
E9 ROW3 B1
KP_OUT3
Input4 C4
COL1
A10 C2 Output6
KP_IN1
Input5
F10 ROW4 C1
KP_OUT5 C5
Input6
Output5
B10 COL2 D2
KP_IN2 Input7
B9 ROW1 D1
KP_OUT1
Input8
C10 COL3 E2
KP_IN3
Input9
D4
Output8
D5
Output7
E5
Output9
Output4 B4
A4
Output2
E4
Output10
A3,C3,D3,E3=GND
1V8
B2
AD0
R1002
A2
VDD/VREF
0R
C1008 C1006 C1007
100n 100n 2u2
L2426
J1004
D10 TEMP5 TOUCH_RESX
C2 _RESET
KP_IN4
D9 J1005 TOUCH_INT B1
_PINTDAV
KP_OUT0
L2427
C2412
3p3
Nokia Internal Use only | Copyright © 2012 Nokia, Only for training and service purposes
S2414
COL0
Send
C2411
3p3
COL0
ROW4
Volume Down
2 1 COL1
S2420
Volume Up
2 1
S2421
COL2
S2422
2 1 Lock Key
ROW3
ROW2
COL3
S2413
"Power key"
End
N1000
L2424
600R/100MHz
D1
J1006 I2C_SCL 0
SCL
C1 J1007 I2C_SDA 1
SDA
L2425
600R/100MHz
A3 R1022 10R
X+
B3
R1021 10R
Y+
C3 R1023
10R
X-
D3 R1024
10R
Y-
C1004 C1005 C1003 C1002
D2=GND
10n 10n 10n 10n
202 RM-834 | Board: 3uq_20a | v1.0 | 20.02.2012
3 2 1
S2401 S2405 S2409
6 5 4
S2402 S2406 S2410
9 8 7
S2403 S2407 S2411
# 0 *
R2576
470R
S2404 S2408 S2412
R2575 R2573 R2574 R2572 R2571
470R 470R 470R 470R 470R
I2C(1:0)
X1002
J1001 XL 1
2
J1000 YU 3
4
J1002 XR
5
J1003 YB 6
R1013 R1012 R1010 R1011
18V/60V 18V/60V 18V/60V 18V/60V