28
28
HCD-FX80
HCD-FX80
7-1. BLOCK DIAGRAM – RF SECTION –
: CD PLAY
: DVD PLAY
: SACD PLAY
• Signal Path
: AUDIO
: DIGITAL
DETECTOR
D
C
OPTICAL PICK-UP
BLOCK
(KHM 310 CAB/C2NP)
Q102 (2/2)
AUTOMATIC POWER
CONTROL (FOR DVD)
Q101, Q103
VOLUME CONTROL
Q102 (1/2)
AUTOMATIC POWER
CONTROL (FOR CD)
LASER
DIODE
(FOR CD)
LASER
DIODE
(FOR DVD)
IC201
FOCUS/TRACKING COIL DRIVER,
SPINDLE, SLED MOTOR DRIVER
M
M
M1
(SPINDLE)
FOO
RF
A
B
C
D
F
E
CD LD
PD
WR650
VR780
DVD LD
SP+
SP–
D
C
B
A
V1P4
V1P4
B
A
(SLED)
YUV0
YUV1
YUV2
YUV3
YUV4
YUV5
YUV6
YUV7
XSMCS
SMSDO
SMSCK
SMSDI
HSYNC
VSYNC
XADRST
XSMRST
VCLK
ASDATA1
ASDATA1
ASDATA2
ASDATA2
ASDATA0
ASDATA0
ASDATA4
ALRCK
ALRCK
ALRCK
ABCK
ACLK
ABCK
ABCK
SPDIF
SPDIF
TRO
FMO
FOO
DMO
TRO
FMO
DMO
ACLK
ACLK
IC4502
BUFFER
IC4801
INVERTER
IC4802
INVERTER
IC4501
BUFFER
2
2
4
4
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
9
9
2
8
9
4
0
5
1
5
1
3
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299