Table of Contents
Advertisement
4-2. BLOCK DIAGRAM – HANDSET SECTION –
ANT1001
HELICAL ANTENNA
HAND MAIN BOARD
RF UNIT (HS)
1
PLL REF
4
RX AUDIO
10
TX DATA
5
RSSI
9
PLL EN
8
SER DATA OUT
7
SER CLK
RF POWER
RX PWR
3
CONTROL
RF POWER
TX PWR
11
CONTROL
J1003
RECHARGEABLE
BATTERY
BP-T23
DC 3.6V
J1004
J1001
D1003,1004
CHARGE
BATTERY
TERMINAL
CHARGER
J1002
Q1010,1014
CHARGE DET
Q1008
02
64 PLL REF
67
DSIN
68
TXDATA
79
ADIN2
58
GPIO2/MON2
1
55
GPIO5/TST1
CS
Q1006
EEPROM
SK
2
63 SCLK
U1006
DI
3
62 SOUT
DO
59 SIN
4
48 XTAL2
X1001
18.4MHz
Q1007
49 XTAL1
D3001
50 DOUT1
56 GPIO4/TST0
57
GPIO3/MON3
54
RESET
S1003
VOL
REG
H
U1007
80
ADIN1
M
S1002
(ROTARY ENCODER)
L
A
3.6V
13 P1.2
B
(V BATT)
14 P1.3
SW2
15 P1.4
75 BATMON
74
VBAT
3.1V
(MCU PWR)
2 DVCC1
POWER
CONTROL
78
AVCC1
Q1004
D1030
76 REG CTRL
11 P1.0
– 27 –
SYSTEM CONTROL
U1001
AOP
83
AON
84
RINGER DRIVE
RINGER
86
Q1009
90
AIN
LED DRIVE
P1.1
12
Q1002
P6.0
3
P6.1
4
P6.2
5
6
P6.3
P1.5
16
P1.6
17
P1.7
18
30
P5.0
I
I
ROW0-ROW4
34
P5.4
P4.0
35
I
I
COL0-COL4
P4.4
39
HEADSET SENSE
P6.5 8
EAOUT
87
SWITCH
Q2001
EAIN 88
HEADSET EN
SWITCH
P6.4
7
Q2004
U1005
SPEAKER
U1002
BUZZER
(RINGER)
U1003
MIC
(LCD/KEY PAD BACK-LIGHT)
LCD1001
LCD MODULE
7
LCD DB4
8
LCD DB5
9
LCD DB6
10
LCD DB7
LCD E
6
5
LCD R/W
4
LCD RS
Ref No.
PANEL DESIGNATION
KEY MATRIX
S1023
PAUSE
S1023-S1044
S1024
MUTING
S1025
PGM
S1026
"#"
S1027
"0" OPER
S1028
"*" TONE
S1029
"9" WXYZ
S1030
"8" TUV
S1031
"7" PQRS
S1032
"6" MNO
S1033
"5" JKL
S1034
"4" GHI
S1035
"3" DEF
S1036
"2" ABC
BUFFER
S1037
"1"
Q2002
J2001
S1038
REDIAL
S1039
INTERCOM
I
S1040
HOLD
S1041
FLASH
MIC AMP
S1042
OFF
Q2003
S1043
TALK
S1044
TALK
• Signal Path
: TX (To Tel Line)
: RX (From Tel Line)
: bell
– 28 –
SPP-A985
Advertisement
Table of Contents
