Block Diagram - Display/Power Supply Section - Sony MXD-D4 Service Manual

6-3. BLOCK DIAGRAM – DISPLAY/POWER SUPPLY Section –
REMOTE CONTROL
RECEIVER 4 SIRCS
S731 – 736
IC781
90 KEY2
S741 – 746,
S791
89 KEY3
S722 – 729
91 KEY1
5
SW
A
1 67 JOGMD0
S721 ROTARY
ENCODER
B
l AMS L
3 68 JOGMD1
PUSH ENTER
(MD)
GND
4
S702 – 708
92 KEY0
5
SW
A
1 65 IJOGCD0
S701 ROTARY
ENCODER
B
l AMS L
3 66 IJOGCD1
PUSH ENTER
(CD)
GND
4
PDOWN
D
(Page 46)
RESET
E
(Page 46)
05
FLCLK 37
FLWITE 35
FLCS 38
DISP RESET 61
CD MECHANISM CONTROLLER
IC800 (2/2)
STB 63
PDOWN 18
RESET 12
POWER DETECT
SYSTEM CONTROLLER (IC801) ,
FLASH MEMORY (IC802)
+3.5V
+3.5V
+3.3V REGULATOR
IC190
MD SECTION
+5.5V
FL/LED DRIVE
IC751
69 CP
70 DA
COM01 39
COM24 62
68 CS
LED
67 RESET P3 74
DRIVE
Q752
LED
P2 73 DRIVE
Q751
LED
P4 75 DRIVE
Q791
LED
DRIVE
Q781
CD MECHANISM
CONTROLLER (IC800)
+5V
+3.3V
SYSTEM
CONTROLLER (IC801) REGULATOR
+3.3V Q503
Q502
13 P. DOWN
BACK UP
11 V. BAK
+3.3V
D523 D524
BT500
REGULATOR
LITHUM
IC500
BATTERY
(ML1220)
8 SYS3.5
AC 2
VCC1 6
VCC2 7
CD
SECTION
5 PH5
+5V
ANALOG
+3.3V
LINE OUT
REGULATOR 4 ANA5
CIRCUIT
Q504
+3.3V
10 S. RST
47 47
S01 – S35
FLUORESCENT
G02 – G23
INDICATOR
TUBE
FL751
FL DRIVE
Q754
FL DRIVE
Q753
D752
CD SYNCHRO HIGH
D751
CD SYNCHRO NORMAL
D791
MDLP
D781 *RY600 (Singapore model)
RY650 (Except Singapore model)
STANDBY
*
POWER ON/OFF
RELAY DRIVE
Q500
SUB POWER
TRANSFORMER
*
+5V REGULATOR,
RESET SIGNAL RECT
GENERATOR D519 – 522
IC505
*T602 (Singapore model)
T652 (Except Singapore model)
FLUORESCENT
INDICATOR AC
TUBE
AC
(FL751)
B+
(BACK+5V)
DISPLAY –32V
RECT
B–
SECTION REGULATOR
D510
(–32V)
IC504
+10V
RECT
REGULATOR
+10V
D511 – 514
IC502
CD
SECTION
+7V
+7V
REGULATOR
CDM SECTION IC501
+7V
RECT
D501, 502
RECT
D507, 508
+5V
REGULATOR
IC506
RV500 RECT
B+
D505, 506
+5V
ANALOG
VOLTAGE
LINE OUT
CIRCUIT
RECT
B–
D503, 504
MXD-D4
(Singapore model)
S600
VOLTAGE
SELECTOR
110 – 120V
220 – 240V
Except
Singapore
model
LINE
FILTER AC IN
*
*LF651 (Except Singapore model)
LF798 (Singapore model)
MAIN POWER
TRANSFORMER
*
*T601 (Singapore model)
T651 (Except Singapore model)