
3-20
3-21
BLOCK DIAGRAMS
1. POWER(SMPS) BLOCK DIAGRAM
BD101
T101
TRANS
R101
+
BR BL
(BK)(WH)
C103
!
°‹
FUSE
(F101)
NOISE FILTER
BLOCK
(C101,L102,
C102)
PHOTO COUPLER
(IC102)
ERROR
AMP
(IC103)
SNUBBER
BLOCK
(D101,C105
C106,R104)
DRIVE & S/W BLOCK
(IC101, D102, R105,
C104, C109 , C135)
Y-CAP
C111
Y-CAP
C110
FEED-BACK
BLOCK
R112,R113,
C133,R114.
R115.R116
R117)
< HSR OPTION>
24V S/W BLOCK
(Q153,R151,R152,
D122,Q154,R110,
D116,R181,R182)
< HSR OPTION>
RECTIFIER &
SMOOTING BLOCK
(D106,C117,R130)
RECTIFIER &
SMOOTING BLOCK
(D110,C123,C163,
R133,L122,C126)
RECTIFIER &
SMOOTING BLOCK
(D118,D112,C129,
C131,L124,L125)
RECTIFIER &
SMOOTING BLOCK
(D111,C127,L123,
C128)
RECTIFIER &
SMOOTING BLOCK
(D113,C132,R119)
CAP VCC
13VA/24V
HSR’H’
D117
D115
DRUM VCC
13VA
12VT
8V
5.3VA
5.0V
3.3V
D111
2.5V
33VT
TIMER’H’
12V REG BLOCK
(Q156,ZD103,C151,
R150,R153,C152)
8V REG BLOCK
(D114,IC151,R170,
C154)
5V S/W BLOCK
(Q150,C155,D121,
R157,R158,R159,R160
Q162,R164,R172,C161)
3.3V REG BLOCK
(IC152,C153,R156)
33VT S/W BLOCK
(Q161,R154,R155
Q173,R174,R177)
5VT S/W BLOCK
(Q163,C162,R173,
R176,R175,Q164)
PWR CTL’H’
5.0VT
!
!
!
!
!
6
5
7 8
2
3
1
Combi PHILIPS
VPC8007P1K's
Summary of Contents for DVP 721VR
Page 36: ...3 32 3 33 2 POWER SMPS CIRCUIT DIAGRAM 2 ...
Page 37: ...3 34 3 35 3 TU IF NICAM A2 CIRCUIT DIAGRAM EE MODE VIDEO TU MODE AUDIO ...
Page 40: ...3 40 3 41 6 SCART JACK CIRCUIT DIAGRAM ...
Page 45: ...3 50 3 51 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD VCR DVD _SOLDER SIDE LOCATION GUIDE ...
Page 46: ...3 52 3 53 2 MAIN P C BOARD VCR DVD _COMPONENT SIDE LOCATION GUIDE ...
Page 60: ...3 68 F FE RFL FIG 7 2 DVD F FE RFL FIG 7 3 CD ...
Page 61: ...3 69 F FE RFL FIG 7 4 CD 8 FOCUS ON WAVEFORM FE FOSO F F FIG 8 1 DVD ...
Page 65: ...3 73 13 MT1389 AUDIO OUTPUT TO AUDIO DAC 2 COMPOSITE VIDEO SIGNAL FIG 12 2 FIG 13 1 ...
Page 66: ...3 74 FIG 14 1 14 AUDIO OUTPUT FROM AUDIO DAC ...
Page 71: ......
Page 72: ...3 79 3 80 CIRCUIT DIAGRAMS 1 SYSTEM CIRCUIT DIAGRAM ...
Page 73: ...3 81 3 82 2 RF DSP SERVO CIRCUIT DIAGRAM ...
Page 74: ...3 83 3 84 3 AV JACK CIRCUIT DIAGRAM ...
Page 107: ......
Page 113: ......
Page 115: ......