Sony CFD-G500 Service Manual page 32

CFD-G500/G500L
• IC Block Diagrams
IC701 LC78646E-E (CD Board)
80 79 78 77 76 75 74 73 72 71
FIN1
+
–
MIX
FIN2
+
–
LPF
TIN1
+
TBAL
–
TIN2
+
TBAL
–
LEVEL SET
REFI
RAM
DEFECT
SERVO PROCESSOR
A/D
ADAVDD
ADAVSS
JITTC
JITTER
DETECT
SLCO
1
SLCO
SLCIST
SLICE LEVEL
SLCIST 2
EFMIN CONTROL
EFMIN 3
RF
4
RF
RFVDD 5
PDO1
RFVSS 6
PDO2
FIN1
FIN1 7
FR
FIN2 PLL
FIN2 8 PCKIST
VCEC
TIN1
VVDD
TIN1 9
TIN2
VVSS
CLV,CAV
TIN2 10
VREF CONTROL
SBCK/FG
VREF 11
REFI
REFI 12
FE
FE 13
16MOUT
TEC
TEC 14
XVSS
TE
15 CLOCK
TE XIN
RFMON
GENERATOR
RFMON 16 XOUT
JITTC
XVDD
JITTC 17
ADAVDD
18 WRQ
ADAVDD
ADAVSS
CL
ADAVSS 19
TDO
COMMAND
CE
TDO 20
INTERFACE
DI
DO
CONT1-3
GENERAL PURPOSE
SBCK/CONT6
PORTS
CONT4,5
8FS
DIGITAL FILTER
1BIT DAC
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
70 69 68 67 66 65 64 63 62 61
AGC EQ PH
BH
SW +
LPF
–
LPF + +
– –
RFMON
MONI
–
CONT
+
VREF
LDD DATA
TRACK JUMP APC LDS DATACK
LRSY
ASDFIN
AUTO ADJUST
ASDACK
ASLRCK
TDO
FDO 16MOUT
S/H
SW D/A SPDO EFLG
SLDO
C2F
GPDAC
XVSS
DRF
FSX/16MIN
DRF
XIN
XOUT
RUPTURE DEFECT
XVDD
RVDD
FRAME SYNC
RCHO
FSEQ
DETECT,PROTECT,INSERT,
RVSS
EFM DECODE
LVSS
V/P
LCHO
LVDD
SUBCODE DECODE CRC
MONI1-5
MONITOR SIGNAL SELECTOR
RAM
EFLG
ERROR
CORRECTION C2F
AUDIO CD
FSX/16MIN
ASDFIN
ASDACK
EXTERNAL
ASLRCK
AUDIO IN
INTERPOLATION DATA
MUTE
SERIAL DATACK
OUT LRSY
ATTENUATION
DEEMPHASIS
AUDIO OUT
LVDD
LVSS
LCHO
LPF
RCHO
RVDD
RVSS
39 40
IC702 BA5826FP-E2 (CD Board)
1
SP–
D.BUFF
2
SP+
LEVEL
D.BUFF
SHIFT
3
SPIN
LEVEL
SHIFT
4
RST
THERMAL
SHUT-DOWN
MONITOR
5
REG–B
REGO 6
7
MUTE
GND 8
DRIVER
MUTE
9
TIN
10
(TIN)
60 DATA
LEVEL
59
DATACK LEVEL
SHIFT
SHIFT
58 LRSY D.BUFF
T– 11
57 ASDFIN
56 ASDACK
D.BUFF
55 ASLRCK T+ 12
54 16MOUT 13
GND
53 EFLG
OPOUT 14
52 C2F
51 XVSS
50 FSX/16MIN
49 XIN
48
XOUT
47 XVDD
46 RVDD
45 RCHO
44 RVSS
43 LVSS
IC2 LC72137M-TLM-E (TUNER Board)
42 LCHO
41 LVDD
CE 1
DI
CCB
CL I/F
3
DO 4
MUTE 5
12BITS
PROGRAMMABLE
FM/AM 6
DIVIDER
BAND 7
UNLOCK
ST-IND 8
DETECTOR
BAND 9
SWALLOW
COUNTER
1/16,1/17
4BITS
UNIVERSAL
COUNTER
10
IF IN
32 32
IC1 TA2149BN (TUNER Board)
GND1 1 FM RF
28
GND
FM RF-IN 2
27
SL–
AM
MIX
D.BUFF AM LOW CUT 3
26
SL+
FM
MIX OUT 4
MIX
D.BUFF
25 SLIN
VCC2 5
LEVEL
DET
AM IF
AF IF-IN 6
24
(SLIN)
FM IF
7
FM IF-IN
23
VREF
GND2 8
AM
22
VCC VCC
DET
AGC
21 AGC 9
VCC VCC
FM
QUAD 10 DET
20
(FIN)
ST/MO
R-OUT
11
FM/AM
MUTE
19 FIN
L-OUT 12
D.BUFF
18 F–
D.BUFF
17 F+
16 NC
15 OPIN
20 XOUT
19 XIN
REFERENCE
DIVIDER
18
LP-OUT
PHASE
17 LP-IN
DETECTOR
16 PD
CHARGE
PUMP
15 VSS
POWER ON
14 VDD
RESET
13 MO/ST
1/2 12 FM IN
11 AM IN
24 FM RF-OUT
23 VCC1
22 AM RF-IN
FM
21 FM OSC
OSC
AM
20 AM OSC
OSC
BUFF BUFF
1/1 OR
19 OSC-OUT
1/16
ST ST-IND
18
IF BUFF
1/8
SW
IF REQ 17 IF-OUT
AF BUFF
16 DET-OUT
AF
15 MPX- IN
14 LPF2/MO-ST
VCO
DIVIDE
13
LPF1/BAND
DECODE