Sony DVP-K870P (serv.man2) Service Manual ▷ View online
29
2-8. VISTA INTERNA
VISTA SUPERIOR
MS-203
Unidade ótica
(KHM-310
B
AA)
VISTA INFERIOR
DVP-K870P
30
2-9. LOCALIZAÇÃO DAS PLACAS
Placa
CK-139
(
chave de controle
)
Placa
MC-147
(MIC-ECHO)
placa
IF-113
(IF)
Placa
MV-44
(DRIVE, CPU, SERVO-DSP, AVDEC,
VIDEO, AUDIO, PS THROUGH)
VIDEO, AUDIO, PS THROUGH)
Placa da fonte
Placa
MS-203
( MOTOR
de carregemento
)
DVP-K870P
DVP-K870P
SEÇÃO 3
DIAGRAMAS EM BLOCOS
3-1. GERAL - DIAGRAMA EM BLOCOS
J501
SEC
U
N
D
A
R
IO
IC602
IC502/504
IC101
FOCUS
TRACKING COIL
DRIVE,
SPINDLE/SLED
/LOADING
MOTOR DRIVE
AUDIO/VIDEO OUTPUT
AUDIO MIX
SENSOR
LIMITE INTERNO
DVD/CD
PDIC
FOCUS
COIL
TRACKING
COIL
CHUCK/TRAY
DETECT
LOADING
MOTOR
MOTOR
SPINDLE
MOTOR
MOTOR
SLED MOTOR
M
M
M
IC204
FLASH
MEMORY
EEPROM
IC205
IC201
IC207
IC601
IC102
IC206
SDRAM
SERVO DSP
RF AMP
VIDEO
BUFFER
DA
CONVERTER
AUDIO LPF
SYSTEM CONTROL
AV DECODER
SERIAL BUS
IC774
REG
P-CONT
SW+8V
SW+5V
SW+3.3V
EVER-10V
EVER+5V
EVER+11V
POWER
TRANSFORM
ADO
R
PRIMA
R
I O
FONTE DE
ALIMENTAÇÃO
IC408
IC404
ND401
IC406
IF
MICON
FL
U
ORESCEN
TE
DISPLAY
KEY
FUNCTION
LED
INDICATOR
TELCLAS DE
FUN
ÇÃO
SW-10V
EVER+3.3V
IF-113
RECEIVER
RV501
ECHO
RV503
MIC VOL2
RV502
MIC VOL1
J502
MIC IN 2
J501
MIC IN 1
IC504
ECHO
IC505
MIC VOL
IC502
MIC AMP
IC503
ECHO MIX
IC507
MIC ADD
SERVICE ASSY KHM-310
B
AA
UNIDADE ÓTICA
IC506
VOICE
DETECT
RESET
J501
BASE UNIT
MC-147
CK-139
MV-044
Notas:
MV-44 mounted PWB must be replaced if IC205
(EEPROM IC) is damaged or not functioning.
(EEPROM IC) is damaged or not functioning.
The old MV-44 mounted PWB must be completely
disposed.
disposed.
31
DVP-K870P
3-2. MICROPROCESSADOR / PROCESSADOR DE SINAL - DIAGRAMA EM BLOCOS
RF/SERVO
(SEE PAGE 3-5)
118
215
205
216
105~107,110,112~114,119,121~124
PLACA MV-044
IC204
IC201
CXD9781R
MICROPROCESSOR
16M ROM
IC206
64M SDRAM
RAO~RA11
22~27,29~30,40~41,43~53
AO~A20
78~81,83~86,93~96,98~101
RDO-RD15
31~34,36~39
HDO – HD7
BA1
INTERFACE
CONTROL
(SEE PAGE 3-11)
IFBSY
SCO
SOO
XIFCS
SIO
SIO
CSN
RFIN
FEI
RFIP
SCL
SDA
RF/SERVO
(SEE PAGE 3-5)
204
203
206
208
209
198
200
195
16
197
196
CSO
TEI
RFLEVEL
RFRP_AC
HRFZC
BDO
ADIN
SDATA
PWMOUT2
SCLK
SDEN
RFIN
FEO
RFIP
CSO
TEO
RFL
RFRP
RFZC
BDO
ADIN
SDATA
PWMOUT2
SCLK
SDEN
18
19
12
13
DMO
FMO
FOO
TRO
DMO
FMO
FOO
TRO
15 PWMOUT1
TROPENPWM
91
BA0
89
RAS
88
CAS
87
RWE
90
RCS
103
CLK
104
CLE
69
188
64
62
63
61
IFSCK
IFSDO
IFBSY
58
59
57
IOWR
IOCS
IOOE
IFSDI
PRST
XIFCS
AUDIO
(SEE PAGE 3-7)
MCLK
SPDIF
SDTI
PDN
MAMUTE
MAMUTE
CCLK
VIDEO
(SEE PAGE 3-9)
176
177
158
153
154
151
SPDIF
ASDATAO
ACLK
CSN
BICK
LRCK
148
149
68
ABCK
ALRCK
XDACS
MAMUTE
ADSK
CDTI
C
Y
V
Y/G
CB/B
CB/B
CR/R
WIDE
179
164
166
168
170
172
173
175
ADSDO
YUV1/C
YUV2/Y
YUV3/CVBS
YUV4/G
YUV5/B
YUV6/R
WIDE
187
186
XTALI
XTALO
XRST
65
67
6
5
IC205
EEPROM
SCL
SDA
IC201 (CD)
13
IC201
(CD)
14
14
205
IC201 (DVD)
13
205
205
IC201
(DVD)
205
IC201
C/BAR PB
8
IC201
C/BAR PB
9
IC201
10
IC201
11
172
173
170
168
166
164
IC201
C/BAR PB
7
IC201
C/BAR PB
6
0.6Vp-p
27MH3
3.3Vp-p
IC201
12
186
IC201 (DVD PLAY)
16
215 216
0.8Vp-p
50ns/div
IC201 (CD PLAY)
16
215 216
0.8Vp-p
200ns/div
63.5usec
1.4V
1.4V
1.4V
1.4V
0.6Vp-p
63.5usec
1Vp-p
63.5usec
0.7Vp-p
63.5us
1Vp-p
63.5usec
1Vp-p
63.5usec
32
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