Motorola T720 Instruction Manual page 51

AL SCHEMATIC - PAGE 1/2
ROTATOR_DET
COLUMN_1 ROW_0
ROW_4 COLUMN_2
KEYBOARD CIRCUIT
ROW_4
ROW_3
COLUMN_1 ROW_2
COLUMN_1
ROW_3
ROW_3
COLUMN_0
COLUMN_2 ROW_2
COLUMN_2
ROW_3 ROW_4 ROW_4
PWR_END_KEY
COLUMN_0
ROW_4
ROW_1
ROW_0
ROW_0 ROW_0
ROW_2 ROW_3
ROW_4
ROW_0
COLUMN_0 ROW_0
ROW_0
COLUMN_1
ROW_2
ROW_1
ROW_3 ROW_1
ROW_1 ROW_4
COLUMN_0
ROW_1
COLUMN_1 ROW_2
ROW_1 ROW_3
ALERT_IN_POSITIVE
V3
SPEAKER_POSITIVE
V2
RESET_0
BB_SPI_CLK
VR4201
SDI_D_C
EL_EN1
ALERT_VCC
RW_N
DATA(15:0)
U2003
OE_N
RW_N
SR_CSN
EB0_N
EB1_N
ROW_1
COLUMN_2
DATA(15:0)
ADDRESS(23:0)
U7004
V2
URXD2_SIM_RX1
UCTS
UCTS_CE UDSR_CE
UCTS2_SIM_RST1
UDSR
DATALOG_N DATALOG_N
URI URTS2_SIM_CLK1
URI_CE BFDBK_A
UTXD2
FLIP CONNECTOR
J440
V1 V3
SR_VCC
TP_FLASH_CS
BRST_CLK
CE0
OE_N
MORT_FLASH_CS EB1_N
ADV_N
RESET_0
ECB_N
D3
U2000
Flash
A0
RW_N
EIM_CS5
CE4
DISP_CS0
EIM_CS2
CE1
CE0
BRST_CLK
ADV_N
ECB_N
EB0_N
EB1_N
OE_N
UTXD_VDOUT
CE BUS CONNECTOR
J5000
BATT_FDBK
EXT_BATT
ALERT_IN_NEGATIVE
USB+_UTXD
USB_UXRD
SPEAKER_NEGATIVE
USB_PWR
SW_B+
UCTS
BB_MOSI
UDCD
DISP_SPI_CS
URI
EL_EN2
UDTR
VIBRATOR
UDSR
DISP_CS0
OPTION1
A0
OPTION2
CE_AUDIO_OUT
CE_AUDIO_IN
DATA(15:0)
EVDD
IVDD
QVCC
V2
CVDD
V3 HVDD AVDD
V3
V2
JVDD V2 V3 VCCA
DVDD BVDD
V2
V3 V3 V3
RESET
TP_MUX_CTL
U1000
PATRIOT
U7002
B+
SW_B+_EN
USB_POWER
U5000
USB_VCCR
USB+
USB-
CE_AUDIO_IN
OPTION1
OPTION2
UDSR_CE
UDTR
URI_CE
UDCD
UCTS_CE
BATTERY_FEEDBACK
CE_AUDIO_OUT
V2
MOD
CLK_SELECT
STBY
GCAP_32kHz_IN
GCAP_13MHz_CLOCK
MAGIC_13MHz
OC3
WATCHDOG
RESET_0
RESET
USB_VP
IRDA_TX
IRDA_RX
DATALOG_N
IRDA_EN
USB_TXENB
USB_EOP
GCAP_INT
ROTATOR_DET
ROW_4
ROW_3
ROW_2
ROW_1
ROW_0
COLUMN_3
COLUMN_2
COLUMN_1
COLUMN_0
V3
SPI_CS7
SPI_CS4
SDI_D_C
GCAP_SPI_CS
LIGHT_SENSOR_DET
DISP_SPI_CS
MAGIC_SPI_CS
BB_MOSI
BB_MISO
BB_SPI_CLK
MAGIC_SPI_DATA
MAGIC_SPI_CLK
EL_EN2
EL_EN1
N_EXC_EN
N_TX_EN
E_RD
SW_B+_ENABLE
RX_ENABLE
TX_KEY
DM_CS
RX_ACQUIRE
BATT_SER_DATA
POLY_EN
MIDRATE_1
MIDRATE_2
SIM_PD0
URTS_USBXRXD