Block Diagram - Panel/Power Supply Section - Sony DVP-CX777ES Service Manual

DVP-CX777ES
7-5. BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –
F1
F2
TO FLUORESCENT
–30V
INDICATOR TUBE
RECT
VDISP–30V REGULATOR
D1081 – 1084
Q1083
+2.5V +1.8V
+2.5V REGULATOR +1.8V REGULATOR
IC901 IC401
+2.5V +1.8V
+2.5V REGULATOR +1.8V REGULATOR
IC601 IC301
+2.5V
REGULATOR
+2.5V
IC605
+3.3V
A+3.3V REGULATOR
IC803
+3.3V
+3.3V REGULATOR
IC302
+3.3V
+3.3V REGULATOR
IC102
REMOTE CONTROL
RECEIVER
IC1004
J801 IC1005
S-LINK –
CONTROL S IN
+
RS-232C
CNP801
DRIVE/RECEIVER
RS232C
IC804
J821
KEYBOARD
RE1101
(ROTALY ENCODER)
DISC AMS
PUSH ENTER
KEY4
KEY3
JG1101
S1001 – 1009,
F
S1101 – 1112
PUSH ENTER G g
f
EVER+3.3V
A-MUTE
(Page 52) W
V-MUTE
Y
(Page 53)
D102
+5V ES
D101
T1081
–5V ES
DC/DC
CONVERTER
OSC
Q1081,1082
VIDEO ON/OFF
SWITCH
Q307, 309
SW+11V
REGULATOR
+B
Q931
SW–11V
SW+3.3V
EVER+3.3V
SW+5V
EVER+5V
MUTE3.3V
55 95
31 SIRCS
SIRCS BUFFER
Q1005, 1006
32 CONTROL_S
27 232COUT
28 232CIN
21 232C_INT
INTERFACE
CONTROLLER
IC1003
58 KBCIN
59 KBDIN
66 KBCOUT
LEVEL SHIFT
Q1001, 1002 67 KBDOUT
8 JOG-A
9 JOG-B
KEY INPUT
DETECT 20 KEY_INT
IC1008, 1009
RESET SIGNAL
GENERATOR 16 RESET
IC1006
68 AMUTE
69 VMUTE
+5V REGULATOR
Q305
–5V REGULATOR
Q303
REGULATOR
CONTROL SWITCH
IC302, Q311
B+ SWITCH
Q201, 202
B– SWITCH
Q501, 502
PS302
B– SWITCH
Q301, 302
D302 – 304
+3.3V
B+ SWITCH
REGULATOR
Q301, 302
IC302
+3.3V
REGULATOR
IC401
D307
B+ SWITCH
Q308, 310
D307
+12V ES
A+5V
–12V ES
P_CONT 70
S801
COMMAND MODE
SIRCS_MODE 93
1
2
3
FLUORESCENT INDICATOR
TUBE DRIVER
IC1007
56 70 DA
FLDSDATA
FLDSCLK 57 69 CP
FLDCS 62 68 CS
FLDRST 61 67 RESET
65 OSCO
GRID DRIVE
OSC
16G 39
66 OSCI
C8036, R1067
LED DRIVE
Q1011 – 1017
SYSCONSOUT 25
SYSCONSIN 24
SYSCONSCLK 26
SYSCONCS 23
33
SYSCONBUSY
SYSCONRST 34
X2 15
X1001
5MHz
X1
14
54 54
T101
MAIN POWER
TRANSFORMER
RECT
D211
P501
RECT
D501
SWITCHING
RECT
IC101
D101 – 104
P502
RECT
D502
P301
RECT
D301, 305
VR301
SHUNT
ISOLATOR
REGULATOR
PC101
IC301
+12V REGULATOR
Q306
+5V
REGULATOR
IC201
–12V REGULATOR
Q304
REGULATOR
CONTROL SWITCH
IC303, Q313
FL1001
FLUORESCENT
INDICATOR
TUBE
21 16G
Q1071
D1101, 1102,
D1011 – 1015
25 IFSI
X1 53
X101
26 IFSO
16.5MHz
27 IFSC
X0
54
SYSTEM
CONTROLLER
51 XIFCS
IC104 (5/5)
20 XIFINT
76 XRESET XRSTO 35
XFRRST
(AC IN)
F101
LINE FILTER LINE FILTER
L102 L101
RL101
T102
SUB POWER
TRANSFORMER
RECT
D301 – 304
XRST
X
(Page 53)
XRST, XFRRST (for RF SYSTEM)
S
(Page 50)
XRST, XFRRST (for CHANGER SYSTEM)
T
(Page 51)
XRST, XFRRST (for AUDIO SYSTEM)
V (Page 52)