DVP-K870P/K880P
SECTION 3
BLOCK DIAGRAMS
3-1. OVERALL BLOCK DIAGRAM
3-1
3-2
J501
SECOND
AR
Y
IC602
IC502/504
IC101
FOCUS
TRACKING COIL
DRIVE,
SPINDLE/SLED
/LOADING
MOTOR DRIVE
AUDIO/VIDEO OUTPUT
AUDIO MIX
INLIMIT
SENSOR
DVD/CD
PDIC
FOCUS
COIL
TRACKING
COIL
CHUCK/TRAY
DETECT
LOADING
MOTOR
SPINDLE
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
TRANSFORMER
PRIMAR
Y
SWITCHING
REGULATOR
IC408
IC404
ND401
IC406
IF
MICON
FLORESCEND
DISPLAY
KEY
FUNCTION
LED
INDICATOR
KEY
FUNCTION
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-310AAA
OPTICAL DEVICE
IC506
VOICE
DETECT
RESET
J501
BASE UNIT
MC-147
CK-139
MV-044
Notes:
MV-44 mounted PWB must be replaced if IC205
(EEPROM IC) is damaged or not functioning.
The old MV-44 mounted PWB must be completely
disposed.
w w w . x i a o y u 1 6 3 . c o m
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2
8
9
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2
9
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T E L
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9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299