Sony DVP-K870P / DVP-K880P Service Manual ▷ View online
DVP-K870P/K880P
3-9
3-10
3-5. VIDEO BLOCK DIAGRAM
S VIDEO OUT
21
33
17
17
29
19
31
22
24
20
12
15
17
6
3
8
Y
C
C
COMPONENT
VIDEO OUT
C
r
C
b
Y
C
Y
V
VIDEO BUFFER
VIDEO IN VIDEO OUT
Y OUT
Y IN
C IN
C OUT
Y IN
Y OUT
Y
Cb
Cr
Cb IN
Cr IN
Cb OUT
Cr OUT
IC502 36 PIN
IC504 24 PIN
VIDEO
COMBO JACK
H
2.5Vp-p
IC102
ed
1
H
1.8Vp-p
IC102
ea
2
H
2.0Vp-p
IC102
wf
4
H
1.4Vp-p
IC102
w;
6
H
1.4Vp-p
IC102
ws
5
MV-044 BOARD
H
2.0Vp-p
IC102
wl
3
SYSTEM CONTROL
(SEE PAGE 3-3)
DVP-K870P/K880P
3-11
3-12
3-6. INTERFACE CONTROL BLOCK DIAGRAM
S405
S404
S403
S402
R429
R430
OPEN/
CLOSE
CLOSE
S401
PCONT
XIFBUSY
V-MUTE
A-MUTE
SCO
SIO
SOO
XIFCS
SYSRST
R431
R302
b
b
S303
S302
S301
R301
CN 301
#
#
CN 403
CN 402
TO MV
(SEE PAGE 3-4)
R304
R303
R305
D303
D302
D301
ZZ
ZZ
IC 404
IF CON
IF CON
VKK
SEG 1-20
1 2
40 41
12
38
50
69
4
11
71
78
DIG 1-7
ND 401
FLUORESCENT
INDICATOR TUBE
/RST
IR
PROG LED
CK-139 BOARD
SW+3.3V
TO MV
SW
-10V
EVER+3.3V
SW+3.3V
CN 401
D401
IC 406
1
11
80
3
4
2
IC 408
EVER+3.3V
EVER+3.3V
VOUT
1
8
40
VFD DRIVER CIRCUIT
SW-10V
SYSRST
7
2
4
7
6
9
11
10
5
2
1
4
3
2
1
4
3
2
14
15
16
17
23
24
27
26
35
33
41
42
43
34
36
2
3
AD1
AD2
XIN
X401
BMHZ
NEXT
PREV
PA
U
S
E
ST
OP
PLA
Y
S407
XOUT
O/C
PCONT
BUSY
BUSY
/VMUTE
/AMUTE
SC
SO
SI
/CS
IF-113 BOARD
DVP-K870P/K880P
3-13
3-14E
3-7. POWER BLOCK DIAGRAM
SWITCHING REGULATOR
CN101
F101
2 Line
Filters
Bridge
Rectifier
Diode
T
ransf
ormer
D311
Switching
IC &
Circuit
PC101
Photo Coupler
Shunt Reg
D511
D211
D411
Q211
Q712
L211
L421
Q611
L512
L312
Q311
SW +5V
SW+3.5V
E +5V
E +11V
SW +8V
CN201
POWER
E -10V
P.CONT
1
3
4
5
6
10
8
9
L101, L102
T101
IC611
DVP-K870P/K880P
1
A
B
C
D
E
F
G
H
I
2
12
13
11
10
9
8
7
6
5
4
3
14
15
SECTION 4
PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
4-1
4-2
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
9
10
12
13
14
GND
13P
CN402
13P
CN201
CN201
SYSRTS
3.3V_MNT (SW+3.3V)
XIFCS
IFBUSY
SIO
SOO
GND
SCO
XV_MUTE
XA_MUTE
P_CONT
POWER_SW
GND
SYSRTS
3.3V_MNT
XIFCS
IFBUSY
SIO
SOO
GND
SCO
XV_MUTE
XA_MUTE
P_CONT
POWER_SW
M
M
10P
CN771
CN771
10P
CNXXX
HARNESS
(PM-112)
HARNESS
IM-067
HARNESS
IK-052
FFC
(FM
S
-026)
1.0pitch
FFC
(FMO-013)
FFC
(FIM-006)
0.5pitch
MC-083
Harness
HARNESS
MD-105
LIMIT
SWITCH
SWITCH
SPINDLE
MOTOR
MOTOR
SLIDER
MOTOR
MOTOR
SW+BV
MTR GND
EVER+11V
EVER+5V
SW+3.3V
SW+5V
GND
P-CONT
POWER SW
EVER-10V
SW+BV
MTR GND
EVER+11V
EVER+5V
SW+3.3V
SW+5V
GND
P-CONT
POWER SW
EVER-10V
2
1
3
4
5
6
7
8
9
10
2
1
3
4
5
6
7
8
9
10
SWITCHING
REGULATOR
REGULATOR
MS-203 BOARD
BASE UNIT
MC-147 BOARD
OPTICAL
DEVICE
DEVICE
IF-113 BOARD
CK-139 BOARD
MV-044 BOARD
SC-IN(N)
2
A
C-IN(L)
2P
1
1
2
3
4
1
2
3
4
EVER+3.3V/EVER+5V
SW -10V
GND
EVER+3.3V
SW -10V
GND
4P
CN401
4P
CN205
CN205
4P
CN204
CN204
SW +3.4V
SW +3.3V
1
2
3
4
+3.3V
GND
5
6
RF
M
ON
V2REFO
TXD
RXD
5P
CN106 TO SERVO JIG
5
4
3
2
GND
FE
1R
F
PI
TE
5P
CN403
5
4
3
2
LED_KEY0
LED_KEY+
1
KEY_CONTROL
GND
LED_KEY+
5P
CN301
5
4
3
2
LED_KEY0
LED_KEY+
1
KEY_CONTROL
GND
LED_KEY+
5P
CN101
CN001
5P
1
2
3
4
LDM-
GND / CTL
5
5
4
3
2
1
LDM+
ICSW1 / REV
CKSW1 / FWD
LDM-
GND / CTL
LDM+
CCSW1 / REV
CKSW1 / FWD
2
1
3
4
5
6
7
8
9
10
11
12
13
GND(LD)
24P
CN103
24P
orefe
orefe
LD(650)
N.C
N.C
PD
2
1
3
4
5
SP-
6P
CN104
SP+
LIMIT
(GND) LIMIT
SL-
6
SL+
5
6
4
3
2
SP-
6P
CNXXX
CNXXX
SP+
LIMIT
(GND) LIMIT
SL-
1
SL+
LD(780)
VR(650)
VR(780)
N.C
VoE:e+g
Vcc
Vc
GND(PDIC)
VoF/f+n
VoB/b
VoA/a
RF
(LO:DVD,HI:CD) MSW
VoD/d
VoC/c
TRK-
TRK+
FCS+
FCS-
GND(LD)
LD(650)
N.C
N.C
PD
LD(780)
VR(650)
VR(780)
N.C
VoE:e+g
Vcc
Vc
GND(PDIC)
VoF:f+n
VoB/b
VoA/a
RF
(LO:DVD,HI:CD) MSW
VoD/d
VoC/c
TRK-
TRK+
FCS+
FCS-
15
14
16
17
18
19
20
21
22
23
24
23
24
22
21
20
19
2
1
3
4
5
6
GND
6P
CN604
6P
CN501
CN501
AU-10V
AU+11V
XMIC
MIC+ECHO
XVOICE
GND
AU-10V
AU+11V
XMIC
MIC+ECHO
EW-001
Board-In Wire
Board-In Wire
W501
EW-001
Screw to
Power Supply
(Secondary)
Screw to
Power Supply
(Secondary)
XVOICE
2
1
3
4
5
6
18
17
16
15
14
13
12
10
11
9
8
7
6
5
4
3
2
1
FRAME SCHEMATIC DIAGRAM
4-1. FRAME SCHEMATIC DIAGRAM
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