Sony Ericsson CDX-M620 - Manual (Page 36)

36 36
CDX-M620/M670
BUS SI
BUS CLK
BUS ON
BU CHECK
LINK OFF
SIRCS
D70
D908
S RST
UNI SO
BUF
IC701 7
IR
RECEIVE
IC62
7
IR
RECEIVE
IC901
7
16
16
6
LCD DRIVER
IC60
100 99 97 98
100 99 97 98
86
X701
18.432MHz
INH CLK DATA CEO
INH CLK DATA CE1
DIMMER
85
LED SW1
85
86
XTAL
LINK OFF
SYS RES
BU IN
BUS ON
UNI CKI
UNI SI
UNI SO
EXTAL
66 CEO
69 INH
64 CKO
70
52
CEI
71 CE2
LCD9V
ILL ON
9V
62 RX
46 LED SW1
47 LED SW2
57 BOOT
SA CLK
SA IN
60 LCD SO/TX
POWER
CONT.
Q109,112
VREF
CONT.
Q651,652
I
DET
Q650
SHIFT
Q105
POWER
CONT.
Q101,102
POWER
CONT.
Q117,118
LED
DRIVE
Q901,902
REG
IC652 MT +B
KEY IN
MATRIX
AD ON
SW
Q501
BATT
BU 5V
SA OUT
SA CLK
9V
CD 6V
LCD 9V
MT +B
FLASH W
CLOSE SW
RT
INA1
SHIFT
OPEN SW
I DET
FPCRTL
MOT–
MOT+
FLSWPWON
TX
RX
LED SW1
LED SW2
BOOT
BATT
CD 6V
BZ501
98 1
101
112
38
34
81
50
97
SUB SYSTEM CONTROL
IC702
CD
SECTION
2
LCD1
LCD60
LCD DRIVER
IC61
98 97 99
84
INH CE2 CLK DATA
LED SW2
86
DIMMER
CN902
POWER
CONT.
Q1,2
LCD 9V
DIMMER
CONTLROL
Q3
ILL ON 9V
TX (SO)
RX (SI)
FL SW
1 3
I
DET
IC650
3 7
2
MOTOR
DRIVE
IC651
3
14
16
11
6
12
SW1001
(OPEN/CLOSE)
40
96
99
37
BEEP
DRIVE
Q502
BEEP
ON/OFF
DRIVE
Q103
15
CD ON
MD ON
DDC ON 57
9V
ON/OFF
DRIVE
Q106
BU 5V
VOLTAGE CHECK
IC102
2 1
69
CENTER SW
100
101
82
KEY IN1 47
KEY IN0 46
RC IN1 72
KEY ACK 79
AD ON 80
RC IN0 48
12
115
116
106
13
98
97
2
3
OUT1 7
9
OUT2 10
INA2 14
VCC
DC/DC CONV.
CONTROL
IC101
CD 5V REG
Q119
REG
Q114,115
BATT REG
Q113,116
SYSTEM CONTROL
IC501 (3/3)
TUNER
SECTION
3
J651
(REMOTE IN)
M601
OPEN/CLOSE
MOTOR
CD
SECTION
1
100
SW1002
(CENTER)
OPEN KEY 61
LSW60
OPEN
(DISPLAY BOARD)
DETACH SW 64
S1
DETACH
NOSE SW 62
D903
(DISC IN)
LCD DRIVER
IC1
POWER
CONT.
Q60,61
LCD 9V
DIMMER
CONTLROL
Q62
LCD
AEP,UK,E
4-5. BLOCK DIAGRAM — DISPLAY SECTION —
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