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Led Driver - Nokia RM-343 Service Manual

Schematics

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1
2300-2389
A
VBAT
C2300
100n
GND
VBAT
VBAT
B
C2307
2u2
GND
VOUT
C2312
2x1u5
1
/2 1u5
2710203
GND
VBUS
C
C2312
2
/2 1u5
2x1u5
2710203
GND
D
1
2
BETTY
N2300
BETTY_V2.1_V2.2_LFA
A4
VBAT1
B5
VBAT1
Master_PD1
B4
VCoreCoil
Master_PD2
A3
VCoreCoil
BETTY VCore not in use
C4
GND
VCore
A2
GND
GND1
B3
GND1
D8
VCharIn1
CHARGER
D7
VCharIn2
C7
VCharInK
E8
VCharOut1
E7
VCharOut2
D6
VCharOutK
SLOWAD(6:0)
4
J2300
E6
VCharADC
RCV_FRX2
J2301
E4
ChSwS
CHSWSTAT
J2308
E1
SMPSClk
5
E2
GND
GND4
PUSL(7:0)
F7
VBAT3
SlaveSWSet
G6
GND
GND3
A8
LedCoil
B8
LedCoil
B6
GND
SetCurr
C8
LedOut
B7
GND
GND5
A7
GND
GND5
F8
VOUT
F1
SenseP
G1
SenseM
H7
VCC
3
2
1445345
4376535
SENSE
4
CURRENT
1
PMR03EZPJU10L
R2300
GND
BGND
CURRENT SENSE RESISTOR
THIS DRAWING IS PROTECTED BY COPYRIGHT AS AN UNPUBLISHED WORK.
UNAUTHORIZED REPRODUCTION OF THIS DRAWING IS NOT PERMITTED.
THIS DRAWING CONTAINS PROPRIETARY AND CONFIDENTIAL INFORMATION.
2
3
4
USB_ACI(7:0)
G8
4
Slave_PU
H8
5
G7
6
3
CLK
H4
G5
2
RXD2
H5
1
DP_RXD
H6
0
DM_TXD
B2
VPP_VIO
VPPLOCK
F6
VCCint
GND
C2303
2u2
B1
VIO
VIO
F4
OEX
5
F5
FSE0
4
C2304
H3
3
10n
VO
GND
G2
2
G3
VP_FRX
1
H2
0
VM_CLK
G4
FTX
6
INTUSB(8:0)
E5
7
D5
2
RstX
D1
0
PurX
PUSL(7:0)
D2
3
SleepX
EMINT(1:0)
D3
J2302
1
BettyInt
C1
1
CbusData
2
CbusSelX
C3
C2
0
CbusClk
CBUS(3:0)
C6
VCoreDef
GND
A5
VcoreDis
A1
FlashM
C5
TestMode
GND
A6
TestOut
BETTYIO(3:0)
H1
1
GenOut1
F3
2
GenOut2
F2
0
PWM300
D4
3
Clk600
E3
1
SleepClk

LED Driver

Control for LCD LEDs
SETCURR
R2303 for LED current tuning
Copyright (C) Nokia Corporation. All rights reserved.
This document is property of Nokia Corporation
3
4
5
VBAT
FLASHM
V2300
VBAT
PEMD9
6
L2304
5
22uH 3649075
4
4210571
N2301
TPS61061YZFR
J2309
A2
C1
EN
OUT
C2
B1
SW
VIN
B3
FB
GND
A1
A3
C3
ILED
PGND
R2303
4349887
33R
C2315
C2314
4u7
4u7
2351015
2351015
GND
GND
GND
GND
GND
To LCD LEDs
Name
Betty
Assoc
BB5.4x
File
/nokia/sa_nmp/groups/p3385/rm-343/2hl/zz/2hl_hw/cellular/cmt_engine/power/betty
Proj
Drw.
BB5.4x
5
6
A
B
GND
1
C
2
PACKAGE
R2305
PEMT1
3
LEDOUT1
0R
C2316
LEDOUT2
27p
GND
To Keyboard LEDs
D
Appr
10-Aug-00
Des.
JARIM
06-May-04
Dr.
TKOIVUSA
28-Mar-08
xx
yy
1
(01)
Sheet
of
Print
V.
Edit
Yes
39
6

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