GSM SERVICE SUPPORT GROUP

09.02.00

LEVEL 3 Signal Flow

Rev. 1.0

DualBand DAO (V8088)

8486183p01

Michael Hansen, Ralf Lorenzen, Ray Collins

Page 1

REVISIONS

D

u

a

lB

a

n

d

D

A

O

(

V

8

0

8

8

)_

8

4

8

6

1

8

3

p

0

1

1

4

5

6

10

A

B

A

B

C

A7

A1

B1

I

I

2

7

1

8

9

16

1

8

9

16

11

12

13

14

11

12

13

14

F

F

G

A3

K

K

G

C

MAGIC

SIM CONN.

E

X

T

C

O

N

N

.

26MHz

J604

BATT CONN.

DISPLAY CONN.

WHITE_CAP

EPROM

K

E

Y

B

O

A

R

D

C

O

N

N

.

SRAM

TX_VCO IC

GCAP 4.0

900/1800MHz

IP

A

D

C

S

IP

A

G

S

M

400MHz

1805-

945MHz

1880MHz

942,5MHz

1

8

4

2

,5

M

H

z

HS CONN.

3

2

,7

6

8

k

H

z

PAC

L

L

2

1

7

8

14

N

M

N

M

O

O

7

2

P

P

E1

E2

H9

J9

J7

J6

Q

Q

G14

K5

D7

A7
B7

F5

C7

H6

1

2

4

5

8

H3

K1

H

H

26

25 23

1

2

E

D

E

D

H7

SPKR+

SPKR-

M

IC

_

O

U

T

A

U

X

_

M

IC

-

XTAL1

XTAL2

32kHz

CLK_IN

CLKIN

GCLK

GCAP_CLK

PLL_EMIT

PLL_BASE

CLK_OUT

PLL_CP

X

T

A

L

_

E

M

IT

X

T

A

L

_

B

A

S

E

C

P

_

R

X

C

P

_

T

X

PRSC_IN

PRE_IN

GSM RX ANTENNA SIGNAL

DCS RX ANTENNA SIGNAL

AMPLIFIED RX ANTENNA SIGNAL

RX SPEAKER LINE+

RX SPEAKER LINE-

RX VCO TUNING VOLTAGE

TX

/ RX

VCO

FEEDBACK LINE TO MAGIC

TX MIC LINE+

TX VCO TUNING VOLTAGE

FILTERED PA OUTPUT SIGNAL

PA DETECT LINE

PA TUNING VOLTAGE

PA TUNING VOLTAGE

PA TUNING VOLTAGE

PA TUNING VOLTAGE

MAGIC 13MHz

RX SPI BDR

RX SPI BFSR

RX SPI BCLKR

TX SPI BDX

TX SPI BCLKX

A

B

C

D

E

F

G

H

I

K

L

M

N

O

P

Q

J600

15 PIN EXT.CONN.

1

GND

2

SW_RF

3

GND

4

BATT_FDBK

5

MAN_TEST_AD

6

RS232_TX

7

RS232_RX

8

EXT_CHG_EN

9

ON / OFF

10

GND

11

UPLINK

12

DOWNLINK

13

DSC_EN

14

EXT_B+

15

GND

J700

27_PIN_FLIP_CONN

.

1

BKLT+

2

ALRT-RED

3

V2

4

V2

5

V2

6

GND

7

D7

8

NC

9

D6

10

D5

11

D4

12

V2

13

D3

14

D2

15

D1

16

V2

17

D0

18

R_W

19

A0

20

NC

21

DP_EN

22

RESET

23

SPKR+

24

GND

25

SPKR-

26

ALRT_GRN

27

RTC_BATT

U700

WHITE_CAP

E1

MAGIC_13MHz

U913

MAGIC

Y230

U900

GCAP_II

GCAP_CLK

E2

J6

G14

D7

F5

13MHz_CLK

K5

C7

GCLK
(32kHz)

Y900

26MHz

32,768kHz

J800

14 PIN_KEYBOARD_CONN

1

GND

2

BKLT+

3

GND

4

BKLT+

5

HS_INT

6

KBC3

7

KBC2

8

KBC1

9

KBC0

10

KBR2

11

KBR1

12

KBR0

13

PWR_SW

14

V2

1

4

5

8

1

4

5

8

2

3

7

6

GND

THERM

BATT_SER_DATA

BATT+

1

2

3

4

5

6

1

GND

2

SIM_VCC

3

SIM_VCC

4

*SIM_RST

5

SIM I / O

6

SIM_CLK

PAC_275

NPA_MUTE

PA_B+

DCS_SEL

MIX_275

GSM_LNA275

DCS_LNA275

GSM_SEL

RF_V2

B+

V3

V2

EXT_B+

B+

BATT+

SF_OUT

TVCO_250

DCS_LNA275

GSM_LNA275

V1

RF_V2

TX_EN

RF_V1

Vref

V_BOOST1

MIX_275

PA_B+

D_TX_VCO

SF_OUT

PAC_275

G_TX_VCO

V_SIM1

PAC_275

V2

HEAD_INT

DCS_LNA275

GSM_LNA275

SW_VCC

RVCO_250

SF_OUT

LS_V1

DCS_VCO

VREF

V1

4

7

SH200

SH700

SH300

G8

G9

F7

SDRX

SDFS

SCLK_OUT

R

S

T

R

S

T

B4

BFSR

C4
A3

C6
A2

BDR

BCLKR

BDX

BCLKX

U

V

U

V

J2

SDTX

G7

TX_CLK

R

S

T

U

V