Block Diagram -Base Unit (Main) Section; Ic502 - Sony SPP-A9171 Service Manual

6-2. BLOCK DIAGRAM –BASE UNIT SECTION–
RFU801
ANT701 RF UNIT
(ANTENNA)
RXIP 12
81
RXIN 11 82
RXQP 10 83
RAQN 9 84
2 ANT RXEN 17 67
TXDATA 24 80
TXEN 6 89
LNAATTN 16 66
TXPWR0 4 92
TXPWR1 5 90
AGC 7 87
SYNDATA 18 68
REFOSC 19 69
SYNCLK 21 70
SYNSTB 22 71
23
SYNEN 72
X501
9.6MHz
5
4
DC IN
9V
IC601
J601
+5V
+9V
1 2 +5V
REG
IC602
+9V
RESET
2 1 88
OFF HOOK
17
CN601
D304
(CHARGE)
CHARGE TERMINAL
25
Q612
+
Q613-616,618
LED
ART CHARGE
DRIVER
CONTROL
Q611
BUF
+9V
CN602
8
FOR SPARE CHARGE
Q617
+
CHARGE
CONTROL
D305
(SPARE BATTERY)
16
+5V
D303
NEW CALL
IC501
ASIC
RXIP
RXIN
RXQP
RAQN
RXEN
TXDATA
TXEN
LNAATN
TXPWR0
LINEIN 37
TXPWR1
AGC
SYNDATA
SPKROP 46
REFOSC
LINEO 44
SYNCLK
SW501
SYNSTB
DIAL MODE
SYNEN
T P
TONE/PULSE 60
KEYPADR2 55
OSCI KEYPADR3 54
7
OSCO SW CTL

IC502

EEPROM
23 5
I2C-DATA SDA
RESET IP
I2C-CLK 22 6 SCL
CHG CTL
PARKP
ARTO
26 10 11 12 13 93 94 95 96 21 6 99
Q601
BUF
4 6 5 9 18 10 11 12 13 25
35 36 37 76-74
LCD301
LIQUID CRYSTAL DISPLAY
D302 D301
ANSWER IN USE
— 35 —
IC351
DSP/CODEC
SP901
(SPEAKER)
42
CIDIP
CIDIN 41
32 SPOUTP
33 SPOUTN
FIL
35 HSOUT
38
Q902 LIN
IC202
SW
45
HMIN 36
LOUT
MIC1
(MIC) Q901
AMP 47 MIN
IC352
X351
4.096MHz FLASH MEMORY
54 XIN
18
ı
I/O0
DGPIO0 91
21
53 XOUT ı
ı ı
24
84 I/O7
DGPIO7
ı
27
DWRN 95 4 WE
DRDN 94 42 RE
FCSN0 58 43 CE
CLE 62
2 CLE
ALE 61 3 ALE
5
WP
27 25 29 30 60 56 26 57
ASIC TO RELAY DRIVE
RING-DET
28 14 15 16 17 19 21 22 20
IC201
SYSTEM CONTROLLER
72-59 49-52 53-56
SW301-314
KEY MATRIX
D111-114
T101
+
Q102,Q104
Q105
SIDE TONE
DC SW
CANCEL
RY201
PH101
PH102
Q103
PARA
DET
Q101
RELAY
DRIVER
+
OFF HOOK
24
26
30 31 32 2 3
X201
8MHz
SW203 SW202 SW201
RING-TIME RECORDING ANS-MODE
QUALITY
— 36 —
SPP-A9171
MJ101
LINE
RING
DET
: TX
: RX
: BELL