Sony SPP-A1071 - Block Diagram - Handset

SPP-A1070/A1071
1212
RF
5SDA
6SCL
19 – 21, 28
22 – 26
COL0 – COL3
ROW0 – ROW4
13 KEY INT
+
–
K1 – 21,
SW1, 2
KEY MATRIX
LCD1
LIQUID CRYSTAL
DISPLAY MODULE
79 – 94
COM0 – COM15
78 – 32
SEG0 – SEG46
BUZ1
B+
BUZZER
DRIVE
Q4
CRADLE
DETECT
Q1
D2
D7
RECHARGEABLE
BATTERY PACK
(BP-T18)
3.6V 600mAh
SYSTEM
CONTROLLER
U2
SP1
J8
MIC1
D10 – 12
A2
RF UNIT
TX DATA
PLL EN
PLL CLK
PLL I2C DATA
EARO
MIC
CAR DET/LOW BAT
RX DATA
29 TX DATA
14 PLL EN
15 PLL CLK
16 PLL I2C DATA
17 I2C CLK
12 CAR DET
11 RX DATA
EEPROM
U4
96V3
95V4
98V1
97V2
27BUZZER
30BACK LIGHT
9CRADLE
8RESET
X2
8MHz
2
XTIN
3
XTOUT
I
LED DRIVE
Q2
CHARGE
TERMINAL
RESET SIGNAL
GENERATOR
Q3, 5
+2.3V
REGULATOR
U3
D5, 6
LCD
BACK LIGHT
D14 – 17
(KEY BACK LIGHT)
VOL V
CID
1
K1 K2 K3
TALK2 ABC
4 GHI
7 PQRS 9 WXYZ
5 JKL
8 TUV
6 MNO
3 DEF
K16 SW1
K4 K5 K6
FLASH
K17
SELECT
K21
0 OPER
K10K11
K7 K8 K9
HOLD
K19
VOL v
DIR
#
K12 SW2
PAUSE
REDIAL
PGM
K14
OFF
K18
ONE TOUCH
K13
CHANNEL
K20K15
TONE
(A1071)
X1
32.768kHz
6
XTIN
7
XTOUT
• SIGNAL PATH
: TX
: RX
5-2. BLOCK DIAGRAM – HANDSET Section –