Block Diagram (Handset_Main) - Panasonic KX-TG5776S Service Manual

KX-TG5776S/KX-TG5777S/KX-TGA571S
4.6.

Block Diagram (Handset_Main)

Q231
CHARGE
DETECT
Q361
CHARGE
D361
BATTERY
IC373, Q373
3.1V
CONVERTOR
IC261
5.0V
CONVERTOR
LED261
Q261
Q262
IC246
FLASH
MEMORY
CHG_DET
Q362, Q363
CHARGE CHG_CTL
CONTROL
R376~R379
CHARGE IBAT1
CURRENT IBAT2
IC374
POWER DOWN
PDN
IC371
2.7V
VCC
REGULATOR
VCCR
VCCA
2.2V
VCCPA
RESET
RESET
MIC
MIP
MIN
SP
LOUTO (SP)
Headset Jack
HSSPOUT
LINO (HS_MIC)
CN331
Q331
HEADSET
HEADSET_DET
DETECT
ANT_LIGHT
Monitor SP
SPOUTP
SPOUTN
CI
IC241
X201
EEPROM
13.824MHz
OSC_IN
TX_DATA
RX_DATA
PA_CONT
RADIO_EN
CON_EN
SYN_LE2
SYN_OUT
SYN_DATA
SYN_CLK
SYN_LE1
RX_GAIN
RX_EN
TX_EN
SHCTRL
RF_RESET
RSSI
IC201
DSP
USB
DATA
USB
CONTROL
LCD
KEYS
KX-TGA571 BLOCK DIAGRAM (Handset)
22
ANT
RF part
V_RF
CN291
USB
CONNECTOR
Q291
USB
DETECT
IC291
3.3V
REGULATOR
Q371
VOLTAGE
CONTROL
Q372