Aiwa CX-JN10 Service Manual page 42

CX-JN10
• Waveforms
– BD Board – – MAIN Board –
1 IC721 4 (RF) (CD Play Mode) qa L311 6, 7 (REC Mode)
1.3 Vp-p
2 IC721 qd (FE) (CD Play Mode) qs L311 5 (REC Mode)
Approx.
180 mVp-p
3 IC721 qg (TE) (CD Play Mode) qd Q310 (Collector) (REC Mode)
Approx.
150 mVp-p
4 IC721 rk (XOUT)
4 Vp-p
58 ns
– PANEL Board –
qf IC901 qd (XT2)
28 Vp-p
19 µ s
30.6 µ s
qg IC901 qh (CF2)
50 Vp-p
19 µ s
116 ns
15 Vp-p
19 µ s
• IC Block Diagrams
– BD Board –
IC721 LC78646E-E
80
3.3 Vp-p
FIN1
+
–
FIN2
+
–
TIN1
+
–
TIN2
+
–
LEVEL SET
REFI
1 Vp-p
DEFECT
A/D
ADAVDD
ADAVSS
JITTC
SLCO
1
SLCO
SLCIST
SLICE LEVEL
SLCIST 2
EFMIN CONTROL
EFMIN 3
RF
RF 4
RFVDD 5
PDO1
6
RFVSS
PDO2
FIN1
FIN1 7
FR
FIN2 PLL
FIN2 8 PCKIST
VCEC
TIN1
VVDD
TIN1 9
TIN2
VVSS
TIN2 10
VREF
11 SBCK/FG
VREF
REFI
REFI 12
FE
FE 13
TEC
TEC 14
TE
TE 15 CLOCK
RFMON
GENERATOR
RFMON 16
JITTC
JITTC 17
ADAVDD
WRQ
ADAVDD 18
ADAVSS
CL
ADAVSS 19
TDO
COMMAND
CE
20
TDO
INTERFACE
DI
DO
CONT1-3
GENERAL PURPOSE
SBCK/CONT6
PORTS
CONT4,5
8FS
DIGITAL FILTER
1BIT DAC
42 42
79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
MIX EQ AGC PH
BH
LPF
LPF SW +
TBAL
–
+
LPF +
– –
TBAL
MONI
–
CONT
+
RAM
TRACK JUMP APC
SERVO PROCESSOR
AUTO ADJUST
FDO
JITTER
S/H
SW D/A SPDO
DETECT
SLDO
GPDAC
DRF
RUPTURE DEFECT
FRAME SYNC
FSEQ
DETECT,PROTECT,INSERT,
EFM DECODE
CLV,CAV
V/P
CONTROL
SUBCODE DECODE CRC
16MOUT
XVSS
XIN
MONI1-5
XOUT
MONITOR SIGNAL SELECTOR
XVDD
RAM
ERROR
CORRECTION
AUDIO CD
EXTERNAL
AUDIO IN
INTERPOLATION
MUTE
SERIAL
OUT
ATTENUATION
DEEMPHASIS
AUDIO OUT
LPF
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
RFMON
VREF
DATA
LDD
60 DATA
LDS DATACK
59
DATACK
LRSY
58 LRSY
ASDFIN
57 ASDFIN
ASDACK
56 ASDACK
ASLRCK
TDO
55 ASLRCK
16MOUT
54
16MOUT
EFLG
53 EFLG
C2F
52 C2F
XVSS
51 XVSS
FSX/16MIN
50
DRF FSX/16MIN
XIN
49 XIN
XOUT
48 XOUT
XVDD
47 XVDD
RVDD
46 RVDD
RCHO
45 RCHO
RVSS
44 RVSS
LVSS
43 LVSS
LCHO
42 LCHO
LVDD
41
LVDD
EFLG
C2F
FSX/16MIN
ASDFIN
ASDACK
ASLRCK
DATA
DATACK
LRSY
LVDD
LVSS
LCHO
RCHO
RVDD
RVSS