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KD-S890
Block diagram
5
SW1,SW2,PSW
J1 ANT
TU1 FM/AM TUNER
AMVT FMVT FM/AM OSC SEEK/STOP SD/ST MONO SM
OUTLF OUTRF TU.L TU.R OUTLR OUTRR
J321 LINE OUT
LM0,LM1 SPINDLE+ SPINDLEFEED+ FEEDTRACKING+ TRACKINGFOCUS+ FOCUSSPINDLE+ SPINDLEVF1,VF2, VT1,VT2, MD,LD TRO,FOO DMO,FMO BUS0,BUS1 BUS2,BUS3 BUCK,CCE RST
POSITION SET SWITCH
PSW
IC501 CD DRIVER
SEL TEB RFDC TE,RF,FE RFGC RFRP
IC541 DSP
IC31 PLL
PLLDA PLLDI PLLCL PLLCE
IC161 E.VOL
VOLDA VOLCL
OUTFL OUTFR OUTRL OUTRR
IC301 POWER AMP
4
LOAD&FEED MOTOR SPINDLE MOTOR
FEED+ FEED-
CN501
IC521 RF AMP
CJ601
SW1, SW2
SW1, SW2 VF1,VF2, VT1,VT2, LD,MD, TRACKING+ TRACKINGFOCUS+
IC401 MP3 & INT. SRAM
MP3DIN MP3DOUT MP3REQ MP3STBY MP3CLK MP3RESET
CD.L CD.R
IC701 CPU
FL+, FLFR+, FR-
PICK UP
FOCUS-
IC481 DAC
DAC-CDTI DAC-CCLK DAC-CSN DAC-PDN
IC901 REGULATOR
RL+, RLRR+, RR-
CJ691
EACH BLOCK
CN901
3
AOUTL AOUTR
IC581 CD L.P.F.
SPK BATTERY
IC602 REMOCON
S601~S618 KEY MATRIX
KEY0 KEY1 KEY2
REMOCON
2
LCD1 IC601 LCD DRIVER
COM1 COM2 COM3 S1 ~ S50
LCDCL LCDDA LCDCE
1
A
B
C
D
E
F
G
2-1
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