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V2 TMS BATT_SER_DATA UTXD RS232_TX (WAS SCI_TX) EMU1 TP701 TP705 TDI EMU0 URXD RS232_RX V2 URTS_PA5 DSC_RXD DSC_TXD TIMING7 TIMING8 SIMPD0 (WAS SCI_RX) CLK_SELECT EMU1 RESET TP702 TP706 TP707

TDO TRST* TP703 TP708 TP704 TP709 TCK TP102 TP104 TP101 TP103 TP105 V2

CE1 CE0 R_W CE3 CE2

EMU0 TCK TMS SIM_RX SIM_TX TRST* TDO TDI

Q803

CE4

CE5

SVEN0

3 1 2 0 OWDAT

BCLKX BDX BCLKR BDR BFSR

URTS_PA5 CTS

DBGACK IRQ FIQ TSIZE TSTROBE* TSTATE0 TSTATE1 TSTATE2 MCLK INT_CS

ADDRESS(21:0)

U703 CR701
TX_EN DM_CS TX_KEY RX_EN RX_ACQ RFI RCLOCK DIG_AUD(3:0) SR_VCC DP_EN 21 CE8 TP113 VRVA_INT 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

V2

CR942 J600

2 0 1 3 TP907 MQSPI_CS2 DSP_CLK_OUT 0 1 2 3 GCAP_MQSPI(3:0)

21 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

WHITECAP
U700 WHITE_CAP

U701 EPROM EEPROM

EXT CON.
SW_RF V2

DR2 DX2 MQSPI_CLK2 MQSPI_CS0

BATT_FDBK

INTR_OUT2

MAN_TEST_AD RS232_TX RS232_RX EXT_CHG_EN ON / OFF GND UPLINK DOWNLINK DSC_EN

V1

V1

KBC4 KBC3 KBC2 KBC1 KBC0 KBR4 KBR3 KBR2 KBR1 KBR0 BOOM_EN -5V_EN EXT_CHG PB12 PB10

BKLT_EN

VIB_EN

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 V2 V2 V2

16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

U702 SRAM

Q911 Q912
DSC_EN_AD INTR_OUT1

CHRG_EN PB5 PB4

EXT_B+

V2

DCABLE_INT

DOWNLINK_AD

LED_RED LED_GRN LS_V1

BATT+

Q710

SR_CS

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

DATA(15:0) 0 1 2 3 4 5 6 7 V2 BKLT+ V2 V2 V1 RTC_BATT 2 0 1 3 MAGIC_QSPI(3:0) RTC_BATT RESET V3 0 1 2 3 DR1 DX1 MQSPI_CLK1 MQSPI_CS1 MAGIC_13MHz LS_V1 B+
32,768kHz

VRVA_INT DCABLE_INT HEAD_INT

HS_INT

J700 FLIP CON.
DP_EN

SPKR-

SPKR+

V2 STDBY GCLK THERM TP106

TP111 V3

R_W

Q628
TP107 V2 BATT_THERM TP108

TP110

TEST_ENH

Dual Band KRAMER P11

VREF

RESET

BATT_SER_DATA

STDBY

Q921 Q920
DIG_AUD(3:0)

GCAP_INT

B+

V2

VIBRA CON.
B+

Q960 Y900

J810 U801
VIB_EN

J811

EXT_B+

WDOG CLKIN

B+ BATT_THERM DSC_EN_AD DWNLINK_AD MAN_TEST_AD

VSIM1

CR910 Q902 Q901
V_BOOST1 PWR_SW V_BOOST1

Q902
LS_V1 -5V -5V_EN

VS944
UPLINK DOWNLINK LS_V1

CR901
V2

U901

Q932 CR932

CHARGER / SOURCE SELECT
EXT_B+ B+ BATT+

CR940

Q942

- 5V REG.
SR_VCC V2

V2

BKLT+

KEYBOARD

U900 GCGAP_II

VCLK VDR VDX VFSRX

SR_CS

GCAP_CLK V2 BOOM_EN

GCAP II

TP109 B+ BATT+ TP112 EXT_B+

CHRG_EN

BATT+

BATT_FDBK

Q634 Q635
VREF

13MHz 0 1 2 3 VAG ALRT_VCC

KBR0 KBR1 KBR2 KBC0 KBC1 KBC2 KBC3 HS_INT PWR_SW

Q981
SPKBOOM_PWR
from U900 Pin H6

RX SIGNAL PATH TX SIGNAL PATH MAIN VCO SIGNAL PATH TUNING VOLTAGES 13 MHz REFERENCE CLOCK DATA BUS ADDRESS BUS REFERENCE SIGNALS

U980 MIC CON
B+

Q938

B+

V2 BKLT+ ALRT_VCC BKLT_EN

Q939
V2 THERM V2 V2 VAG V2 TEXT

J650

HS_MIC

SIM CON.
V2

U950
UP BATT+

CR806
KBC0 KBC2

CR806

VS945 AL900
SPK+ SPKSIM_TX SIM_RX

KBC1 V2 V2 VSIM1 VSIM1

U980
V2

DWN SMART LED_GRN VA

Q950
PD RST I/O

KBC1 KBR3 KBR0

Q805 Q805

LED_RED

HEAD_INT

REVISIONS
GSM SERVICE SUPPORT GROUP 01.10.99 Rev. 1.0 LEVEL 3 COLOUR SCHEMATICS GSM KRAMER Audio Logic Ralf Lorenzen, Ray Collins, Michael Hansen Page 3of 3

KBC2 KBC0

CR920
CLK

CR948