Kenwood DDX8022BT/8022BTY Service Manual page 4

(X37-112) DISC
PDIC VCC
DVD LD/CD LD
HFM
VREFH
KDP2C
SPINDLE OPTICAL IMON/VR DVD/VR CD
MOTOR PICKUP
PDIC I/V OUT
THERMISTER
FO+-,TR+-
HALL IC
LO/EJ
2PHASE
DC MOTOR
STEPPING
M
CONNECTOR
(28P)
4
IC10
D3.3V
3 FO2,RO2
H1H,H1L,HB
FO3,RO3
3
MOTOR &
A1,A2,A3 VREF,EC
ACTUATER
P5V
DRIVER
SPIN,IN2-6,MUTE
D3.3V
IC54
SDRAM
D3.3V
Q25
IF-SEL EXADT11
A5V A5V
IC39
IOPDET
CONNECTOR
(30P)
Q12,13
4
A3.3V
Q10,11
Q27
P5V
2
9
VHALF
Q14,15
2
2
7
21
16
16
IC5
D3.3V D3.3V
FLASH
ROM
23
IC9
A3.3V V3.3V
E2PROM
27MHz
D3.3V PLL3.3V D1.2V
IC1
LPC01/LPC02
DRV0
VREFH
LPC1/LPC2
A,B,C,D,E,F,FE1,FE2,RF
TEMP(AD1)
VHALF
DVN
F/E+B/E+MCU
DQM3,P9
DRV1,DRV2,DRV3,DRV4
PWM0,PWM1,P10
FG,P5
NWE,NCAS,NRAS,NCSM,MCK0
BA0-1,MA0-11,DQM0-1
MDQ0-15
NEXWE
D3.3V
A19
IC55
LOGIC
8 4
IC42
CLK
D-FF
Q3-8
30
CONNECTOR(35P)
IC21
POR
D5V
SW REG
D1.2V SW1
D3.3V SW2
D3.3V A3.3V
PLL3.3V
V3.3V
CONNECTOR
(10P)
3
ADOUT0-2
D3.3V
IC53
2 2
SRCK,LRCK BUFFER
A5V
CONNECTOR
IC57
(50P)
3
DAC0-3OUT
VIDEO AMP 3
2
CLAMP/BIAS,
POWER SAVE
A5V
IC12
VIDEO AMP
DAC4OUT
D1.2V
IC49
IECOUT 3.3V to 1.2V
2
P1,P2
IC15 A8V
PON
IC50,51
2
L+
4
AUDIO L-
L.P.F
2
DAC R+
ADOUT3
R-
A8V
DACCK
IC60
5V REG
6
IF-SEL
SW LOST
D5V
SW LOEND
A5V
A8V
P5V
ADATA0-2
BCK/LRCK
PD
Y/G,Pb/B,Pr/R
VIDEO
SPDIF
AMUTE
SDA,SCL
AREFL
AREFR
Lch
Rch
MASTER/SLAVE
RESET
DISC DET
IFSEL