Block Diagram - Display/Main Section - Sony MEX-BT5000 Service Manual

5-4. BLOCK DIAGRAM
– DISPLAY Section –
X701
5MHz
DISP_RX
(Page 25)
E
BUS
DISP_TX SWITCH
IC604
DISP_FLS_W
(Page 25) J DISP_IF
DISP_RST
VOLTAGE
FL +3.3V
DETECT
IC702
FLUORESCENT
INDICATOR
TUBE
FL701
OR GATE
IC705
LED801 – 803
LED DRIVE
BLUETOOTH
Q801 – 803
INDICATOR
REMOTE
CONTROL
RECEIVER
IC703
ENC702 (1/3)
PUSH LIST
S703 – S708
ENC702 (2/3), S709 – S714
S701, 702, 901
BUS
SWITCH
IC701
Q701
MEX-BT5000
– MAIN Section –
FRONT PANEL CONTROLLER
IC704
12 X1
13 X2
25 BUS_TX
26 BUS_RX
(Page 25)
75 FLS WRT
18 SH_IF
14 RESET#
51 FL_SO1
41 FL_SO2
54 FL_SO3
52 FL_CKO1
42 FL_CKI2
55 FL_CKI3
39 BK
27 EDGE_TGR1
50 EDGE_TGR2
GCP_TGR3
46
37 LATCH
(Page 24)
30 GCP1
47 GCP2
45 GCP3
CNP102
BT_LED1,
BUS CONTROL IN
BT_LED2,
BT_LED3
B-DATA
B-CLK
57 SIRCS BUS-ON
RESET
+BATT
77 ENTER
91 KEY2
89 KEY1
90 KEY0
72 KEY0_SW
MAS_RX
MAS_TX
MAS_FLS
MAS_POW
SH_POW
SH_RST
DOOR_SW
NOSE_SW
MAS_RST
L
OR GATE
IC503
RESET SIGNAL
BU +3.3V
GENERATOR
IC502
D503
RESET
D511
S601
RESET
SYS_RST
BUS_ON
UNI_CLK
B
UNI_SI
UNI_SO
BU_IN
LINK_OFF
SONY BUS INTERFACE
IC102
5
DATA
6
B-CHK 10
I/O
4 D121
4 CLK
DATA IN 9
BUS ON/OFF
6
BUS DATA OUT 8
1
SWITCH
ON
CLK-IN 11
Q108, 109, 111
2
2 RST BUSON 12
TH351 D125
7
3 BATT
RST-IN 13
BATTERY
CHECK
Q110
ROTARY
BU B+
VOL
ENCODER
ENC702 (3/3)
KEY ACTIVE
SWITCH
Q501
D501
CNJ351
REMOTE IN
27 27
SYSTEM CONTROLLER
IC501 (3/4)
26 GUI_TX
25 GUI_RX
XIN 77
X502
66 FLASH_W
32.768kHz
27 MAS_PW
XOUT 78
28 GUI_SW
18 GUI_RST
81
OSCIN
68 DOOR_SW
X501
3 NOSE_SW
18.432MHz
76 RST_PROTECT OSCOUT
80
BU +3.3V
FREQUENCY
67 RAMBU
AREASEL0 98
75 RESET
D506
BU-IN 52
N
B-CHK
57 UNISO
56 UNISI
58 UNICLK
85 BUSON
D507
20 SYSRST
29 RE_IN0
30 RE_IN1
50 KEY ACK
74 AD_ON
89 RC_IN1
41 RC_IN0
39 KEYIN0
MEX-BT5000
S503
SELECT
10k
9k
(Page 28)