Schematic Diagram - Main Section (2/2) - Sony CFD-E90 Service Manual

6-14. SCHEMATIC DIAGRAM – MAIN Section (2/2) – •
(2/2)
CN310
13P
TU IN L V1
TU IN R V2
CD/LINE L
CD/LINE R
L-OUT
R-OUT
CD/LINE
TAPE
AUDIO 6V
R860
(Page 28)
10k
GND
REC
ISS 1
ISS 2
KH803
6P R166 C163
1k 1
TU-LCH V1
TU-6.0V
R266 C263
1k 1
TU-RCH V2
A-GND
VT
L805
1µH
S-GND
(Page 27)
L CH
R CH
A-GND
R-VT
CDP-GND
6.0V
CD 3.3V
UCOM-3.3V
L802
100µH
D.GND
9V(SW)
C352
W3
(Page 30) 10p
A-MUTE
W0
V-DATA
C351
W2
10p
M-BASS
W1
V-CLK
CD-CONT
TC-PLAY
AC-HI
CD-6V
RMC-5V
W4
P-CON
S-GND
•
See page 36 for Waveforms. See page 39 for IC Pin Function Description.
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
JC801
0
U2 SEG17
U3 SEG18
U4
R801
10k
U4
U5
U6
U2
U3
U6
L804
10µH
Q801
C832
DTC144VUA
2200p
-T106
R803
AC CHECK 4.7k
R802
10k
R857
22k
R856 R854
22k 10k
R855
10k
R858 R859
10k 10k
RMC-5V
R885 10k
S11
R886 10k
S12
R887 10k
S13
R888 10k
S14
R889 10k
S15
R890 10k
S16
R891 10k
S17
R892 10k
S18
REC
BL-RED
SYSTEM CONTROLLER
BL-ORG
IC801
µPD789478GC-A04
BL-GRN
-88T
BL-BLUE
LINE
R861 1k
CD AVDD C-FSEQ
R864 1k
TAPE AC-CHK C-CE
R863 1k
ISS2 CD DOOR C-DRF
R804 47k
JC805 0
R824 C802 R805
4.7k 100p 4.7k
R823
4.7k
R825
470k
∗
R820
220 (LIV)
0 (EXCEPT LIV)
Q805
∗
D801 DTA144TUA R822
R850
KDS120-RTK -T106
470k 0 (EXCEPT LIV)
WAKE UP
470 (LIV)
SWITCH
31 31
RESET SIGNAL
GENERATOR
IC802
BD4727G-TR
R842
R843
47k
47k
R841
47k
R869
1k R844
U5
10k
ISS1
BL-SLEEP
R354 470 W0
V-DATA
R355 470 W1
R836 R846 R847
V-CLK
4.7k 1k 47k
RST
C820
X2
1
X1
VSS X802
4.19MHz
VDD
R851 470k C815 10p
XT2
C822
C814 C801 C821 L801
XT1 220
10p 100p 1 0.22µH
X801 32.768KHz 10V
IC0
R322 10k W2
M-BASS
R834 4.7k JOG-B
JOG-B
R833 2.2k W3
A-MUTE
R832 470 W4
P-CON
R831 22k Z1
C-XRT
R830 2.2k Z2
R819 2.2k Z3
R818 2.2k Z4
C831
4700p
C830
4700p
Z2
C819
R821 Z4
100p
4.7k
Z7
C812
Z8
100p
R820
∗ Z5
C818
Z3
C811 100p
100p
Z6
R822
∗
C813
Y5 Q806 Z1
100p
DTC143ZUA
-T106
IF REQUEST
Q813
DTC143ZUA SWITCH
-T106
MODE CHECK
SWITCH
JC261 0 C262 1 50V
JC161 0 C162 1 50V
Y4
Y2
Y3
Y1
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER
( ) : CD PLAY
〈〈 〉〉 : TAPE PLAY
{
} : REC
CFD-E90
CN802
23P
COM0 COM0
COM1 COM1
COM2 COM2
COM3 COM3
SEG0 SEG0
SEG1 SEG1
SEG2 SEG2
SEG3 SEG3
SEG4 SEG4
SEG5 SEG5
SEG6 SEG6
SEG7 SEG7
SEG8 SEG8
(Page 33)
SEG9 SEG9
SEG10 SEG10
SEG11 SEG11
SEG12 SEG12
SEG13 SEG13
SEG14 SEG14
SEG15 SEG15
SEG16 SEG16
SEG17 SEG17
SEG18 SEG18
CN804
6P
KEY1 KEY1
KEY2 KEY2
JOG-B R898 4.7k JOG-B
JOG-A R899 4.7k JOG-A
RMC-5V RMC-5V
(Page 33)
RMC RMC
JC850 JC851
0 0
KH802
2P
S901
CD LID
OPEN/CLOSE
JC804
CNP314 DETECT
0
2P
R932 R933
1k 1k
(Page 33)
CN803
R934 R935 14P
470 470
P.GND
CD 6.0V
FSEQ
DRF
DOUT
WRQ
CL
CE
DIN
XRT
(Page 25)
CD R-OUT
CD L-OUT
D.GND
CD 3.3V
C823
0.1
KH804
5P
R-CE
R-DATA
R-CLOCK
R-COUNT
B-MUTE
(Page 27)