Motorola Tarpon V. 120C, Service Manual

Page: 11 / 81

V.120c
© 2001 Motorola, Inc. 11
Theory of Operation
FLASH RAM
KBC5
KBC6
DATA[15:0]
Motorola Cellular Subscriber
Confidential Proprietary
CDMA Brassboard Baseband
ADDR[21:0]
MODE
TXATTEN
R_WB
RXIM
RXIP
TXQM
TXQP
TXIM
RSSI
RFCLK
RFDATA
ZIF_ENB
TXIM
TXQP
TXQM
RXIM
RXIP
RSSI
RXCTRLB
INT4_B
GPIO10/BAA_B
AUDIO_GND
RF_SLEEP
TXIP TXIP
RESET_IN_B
OSCENB
GPIO3
BAND
FM
DISC
FM
DISC
RF_DET RFDETECT
CKIH
AFC
16.8Mhz
REF_WARP
GPIO2
ME_VCA AOCCNT
BATT_GND
RESETb
WDI
EN_WE
EN_OE
EN_WE
EN_CE
INTb
Motorola Cellular Subscriber
Confidential Proprietary
32KHZ CKIL
CS0B
XTAL1
XTAL2
OEB
PAENABLE_LO
INT0 (FLIP_OPEN_B)
KEY_ROW[0:5]
KEY_COL[:4]
A2OUT
MIC2MIN
32 KHz
MIC2OUT
AUDIOOUTM
AUDIOOUTP
OPTION1(INT6)
TEMP_SENSE
DTRPB
CTSB_ALT
DCDPB
TXDP_ALT
USB_OE
AUDPIN
AUDFB
AUDMIN
A4OUT
HEADSET
INT1 (HEADSET_DET)
SPICS3
RTCBATT
SPKROUTM
UB
LB
OSCEN_b
PA_BIAS
AFC_ANALOGSTEERING
PA_BIAS
GPIO7
RFCLK
RFDATA
THERM0
THERM1
LOCK_DETECT GP109
FEIC_G1 GPIO0
ZIF_VCA
USB_VMO
EB1_b EB0_b
GPIO6
GPIO11/WAIT_B
CS3_B/BCLK
BOOTMOD
VMIC1
MIC1MIN
RXQM
RXQP
RXQM
RXQP
SPKROUTP
A3OUT
A3IN
MIC1OUT
V5 (2.75)
EALOGVDD(1-2)
V2 (1.8 - 2.75 V)
AVDD(1-2)
CVDD
DVDD
V1b (1.8 V)
ANOLGVDD(1-3)
SDVDD(1-2)
V3 (2.75 V)
QVCCH(1-4),
GVDD(1-3),
HVDD(1-2),
KVDD, UVDD
V1a (1.8 V)
QVCC(1-5)
WALLY
GPIO1
V1B
V2
V3
V5
V6
Digital_1.8V
Analog_1.8V
Memory_Vcc
Logic_2.75v
B+
RX_2.75v
TX_2.75v
USBP
USBM
USBVMOUT
USBVPOUT
USBVMIN
USBVPIN
ADV BCLK BAA
OPTION2
GPIO8
ESD protection not shown
RESET_OUT_B
RESET
V10EN
VIN9
CS2_B
DATA[7:0]
A_Db
R_
Wb
CCAPCEb
USBRXD
TXDP
USBOEb
FEEDBACK
MAINBATT
MAINTEMP
Display Driver Connector J3000
ON2b
VIN8
B+
V9(VIBOUT)
V8(Led_Backlgt)
ON1b
VMIC2
SW_B+_EN
RXDP
USB_VP
RTSP
RXDP_ALT
MIC3OUT
MIC3MIN
FEIC_G2
USBPWR
PA_ENABLE
Int.
Mic .
MCI0
BATT_GND
BATT_SERIAL_DATA
CCAP &
Ckts
KBC1
KBR1
V1A
Ser_LCD_A0
LCDCS1
LCD_CS
Ser_LCD_CLK
Ser_LCD_MOSI
Speaker
Phone
LOGIC_2.75v
KBR2
RESET_OUT_b
EN_OE
CS1_B
EN_CS
WAIT
1
2 3 4 6 7 9 5
11 10
8
12 15 16
17
CSS Bus Connector J1000
NC
NO
14 13
CTSB_0WIRE
RIPB
DSRPB
KEY_ROW3
MCI1
RTSB_ALT
DATALOG
_CNTRL_b
RXATTEN V10REF
MIC1
MIC_REF
MIC4OUT
MIC4REF
TXDS_ALT RXDS_ALT
GPIO4
IrDA
XCVR
LOGIC_GND
PANTHER OPTION ONLY
Alert
PAH_B+
PAL_B+ PAH_B+
PAL_B+
32KHZ
PAH_D_PHASE
32KHZ
To RF Section
LED_DR1 LED_DR0
Status
LED
1
2
3
4
BATTERY
CONTACTS
STO
Flex to Flip
To RF
Section
LCD_CS
Ser_LCD_CLK
Ser_LCD_A0
LCD_CS1
Ser_LCD_MOSI RESET_OUT_b
J2000
Keypad
Conn.
CE Module Bus Connector
INT0(SM_DET)
MISO
SPICS0
SPICS1
STDA
SCKA
SC2A
BATT_GND
8 6 9
10 11 13 12
For future use on
Panther
16
ESD protection not shown
15 7 14
Panther Option Only
1 2
SRDA
AUDIO LOGIC BLOCK DIAGRAM