Sharp CD-E700 (serv.man10) Service Manual ▷ View online
CD-E700E
– 18 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
Figure 18 SCHEMATIC DIAGRAM (1/10)
• NOTES ON SCHEMATIC DIAGRAM can be found on page 14.
0.7V
0V
0V
0V
0.7V
0V
0V
0V
0V
0V
0V
0V
3.4V
3.4V
0V
0V
9.3V
8.6V
9.3V
0V
0.7V
0.7V
0V
0V
0V
0.7V
0.7V
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
17
16
15 14
13
8
9
10
11
12
18
19
20
5
6
7
23
22
21
2
3
4
24
1
REC_R
+B
T2_R2
L
R
A_GND
L
L
R
R
TO POWER SECTION
P22 1-F
CD_+B
CD_GND
L-CH
A_GND
R-CH
CNP5
TO
CD SERVO
PWB
P27 12-D
T1_R
T1_L
A_GND
M_GND
ERASE
T2_R1
T2_L1
T2_L2
ERASE HEAD
RECORD/
PLAYBACK HEAD
TAPE 2
TAPE 1
PLAYBACK HEAD
R-CH
L-CH
R-CH
L-CH
3
6
3
2
1
4
3
2
6
1
5
7
8
D_GND
LD+7V
LD+7V
A_5V
A_5V
D+5V
CD_GND
L-CH
A_GND
R-CH
CD_A_GND
CD_D_GND
4
5
7
3
1
6
9
10
11
12
13
14
15
16
17
18
8
7
5
2
4
1
5
1
2
6
3
4
7
3
1
2
– +
– +
– +
–+
–+
–+
–
+
– +
CCB
INTERFACE
AUX
DECK
TUNER
CD
112K
56K
112K
56K
Hich=CHROME
–
–
+
+
Hich=T1
+
–
+
–
Nor/CrO2
RIPPLE
ALC
ALC
Vcc
LSEL0
R1
R2
R3
R4
RSEL0
RIN
RTRE
RBASS
ROUT
VREF
VDD
CLK
L1
L2
L3
L4
LIN
LTRE
LBASS
LOUT
VSS
CE
DI
1
1
2
2
3
3
+B
+B
+B
IC101
AN7345K
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
VIDEO SIGNAL
SWITCHING
SWITCHING
MUTING
MU
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
Q603, Q604: SYSTEM MUTE
BI601
CNS601
R619
330
R618
330
Q603
KTC3199 GR
R617
2.2K
R616
2.2K
R615
3.3K
R614
3.3K
Q604
KTC3199 GR
Q601
KTC3199 GR
R613
390
R611
2.2K
R610
2.2K
Q602
KTC3199 GR
R612
390
R605
10K
C609
1/50
R607
3.9K
C607
0.15
C605
0.12
C611
0.0022
C613 1/50
C615 4.7/50
C617 1/50
C619 1/50
C621
1/50
IC601
LC75341
AUDIO PROCESSOR
C651 220P
C652
220P
R602
1K
R601
1K
C653
220P
C601
220/16
C603
22/50
C608
0.15
C606
0.12
C624
1/50
C622 1/50
C620 1/50
C618 1/50
C616 4.7/50
C614 1/50
C626 0.0022
R608 1.2K
C625 0.0022
R609 1.2K
R620
22K
C640 22/50
R621
22K
C639 1/50
CNP101
CNP102
Q103
KTC3200 GR
Q101
KTC3200 GR
R105
3.3K
R103
2.2K
C105 560P
Q105
KTC3199 GR
R109
4.7K
R107
47K
R108 47K
R110
4.7K
C106 560P
Q106
KTC3199 GR
R112
15K
R101
1K
R102
1K
R114
1K
C110
330P
C108
330P
330P
R120
3.9K
R118
100K
C114
0.033
R124
5.6K
C118
47/25
C116
560P
C112
47/25
R122
12K
C120
0.0022
R116
56
C150
47/50
R150
68K
R126
4.7K
Q113
KRC104 M
Q114
KRC104 M
R146
10K
R147
10K
R148
4.7K
Q112
KTA1266 GR
C141 100/16
R149
150
R136
220K
R138
10K
R139
10K
Q108
KTC3199 GR
Q1
KTC31
IC101
AN7345K
PLAYBACK
AND
RECORD/
PLAYBACK
AMP.
C128
0.022
C124 270P
C132 47/25
C130
0.0033
R132
100
R130 1.5K
R134
10K
C133 22/50
C134 220/10
R128
5.6K
C126
22/50
C107
330P
330P
R113
1K
C109
330P
C125
22/50
C131 47/25
C121 0.022
R129 5.6K
C143 3.3/50
R131 1.5K
R127 4.7K
R133
100
C127 0.022
C129 0.0033
C123 270P
R135 10K
R119
3.9K
R117
100K
R123
5.6K
C113
0.033
C115
560P
C117
47/25
R115
56
C111
47/25
R121
12K
C119
0.0022
R111
15K
Q104
KTC3200 GR
Q102
KTC3200 GR
R104
2.2K
R106
3.3K
C104
180P
C101
560P
C102
560P
C103
180P
C623
1/50
– 19 –
CD-E700E
Figure 19 SCHEMATIC DIAGRAM (2/10)
7
8
9
10
11
12
0.7V
0.7V
0V
0V
0V
0V
0V
11.6V
11.6V
0V
0V
19
20
21
22
23
24
25
26
27
28
1
2
3
4
5
6
7
8
9
24
23
22
21
20
19
18
17
16
15
14
13
17
16
15 14
13
8
9
10
11
12
A+10V
+B_PROTECT
M_+13V
SP_RLY
SW_5V
SP_DET
TAPE_A_GND
AGND
REC_R
A+10V
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
REC_L
(AUDIO PRO)
D_GND
M_GND
SW_5V
S_MUTE
M_+13V
TO MAIN PWB
P21 10-H
+B_PROTECT
–20dB
SP_DET
D_GND
SP_RLY
REC/PLAY
T_T1/T2
T_BIAS
CLK
DI
CE
FFC701
CNP701A
TO
DISPLAY PWB
P24 1-F
DO
11
16
15
14
13
12
10
9
8
7
16
6
5
4
3
2
1
1
A+10V
DGND
DI
CLK
AGND
TUN_L
DO
TUN_R
CE
CHASSIS
R-CH
L-CH
MAIN PWB-A1(1/3)
TO POWER SECTION
P22 1-F
56K
56K
CHROME
–
–
+
+
Nor/CrO2
RIPPLE
ALC
ALC
Vcc
R1
R2
R3
R4
RSEL0
RIN
RTRE
RBASS
ROUT
VREF
VDD
CLK
1
2
3
MUTING
MUTING
SWITCHING
BIAS
BIAS OSC.
OR
C653
220P
C601
220/16
C602
0.022
R603
1K
C603
22/50
C608
0.15
C610
1/50
R604
10K
C612
0.0022
R606
3.9K
C606
0.12
C624
1/50
C622 1/50
C620 1/50
C618 1/50
C616 4.7/50
C614 1/50
R642
10K
R643
22K
R641
10K
R644
22K
C626 0.0022
R608 1.2K
R137
220K
R136
220K
R138
10K
R139
10K
Q108
KTC3199 GR
Q107
KTC3199 GR
C128
0.022
C132 47/25
C130
0.0033
R132
100
R130 1.5K
R134
10K
C133 22/50
C134 220/10
C135 0.022
C126
22/50
C125
22/50
C131 47/25
R131 1.5K
R133
100
C127 0.022
C129 0.0033
R135 10K
C138
0.0082
C137
0.047
(ML)
C140 47/25
Q111
KTC3203 Y
R142
82 (1/2W)
C139
0.039(ML)
R143
47K
L103
330
µ
H
R144
22K
R145
4.7
Q110
KRC104 M
R141
4.7K
R140
47K
Q109
KTA1266 GR
R158
220
CNP701B
R690
6.8K
C690
390P
R691
6.8K
C691
390P
R693
33K
R692
33K
JK690
VIDEO/AUX IN
CD-E700E
– 20 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 14.
Figure 20 SCHEMATIC DIAGRAM (3/10)
+B
+B
+B
+B
FM IF
FM SIGNAL
AM SIGNAL
AM BAND
COVERAGE fL
T306
AM OSC.
T303
AM ANTENNA
AM TRACKING
T351
AM IF
47P
0.001
68K
15P
0.022
470
150
SVC348S
3.3/50
0.022
6.8K
330
33
0.01
1K
DS1SS133
DS1SS133
0.001
1K
15
2.2
µ
H
0.022
15P
0.047
0.022
0.022
4.7K
0.022
0.022
10K
100/16
2SC380 O
OSC.BUFFER
0.022
2.2/50
1K
0.001
10K
0.001
0.022
1K
1K
1.5K
1/50
0.022
2.2K
10/50
10
560P
22P
0.022
0.022
3.9K
0.022
5.6K
10K
12P
33
680
0.022
10/50
47/25
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
9
15
16
17
18
19
20
21
22
1
2
3
4
19
20
21
22
23
24
4.5 MHz
TP301
CONT
IF
FM/AM
FM/AM
(UJ)
(SL)
(CH)
(CH)
(CH)
FM FRONT END
F OUT
IF OUT
VCC
VT
GND
GND
GND
ANT
VSS
AOUT
AIN
PD
VDD
FM IN
AM IN
DO
CL
DI
CE
X IN
X OUT
REG
AM IF IN
VSM
AM LOW CUT
AM RF IN
AM OSC IN
FM AFC
AM OSC OUT
AM MIX OUT
FM IF IN
2
1
1
1
3
2
1
2
3
2
SO301
FM
ANTENNA
TERMINAL
AM LOOP
ANTENNA
1
2
C302
C338
C323
D302
D301
CNP302
L341
BALUN
R323
VD301
C335
C334
C330
C332
R336
CF302
R345
C346
C321
C345
R344
C347
CF301
R347
R346
R399
C348
Q301
R348
R349
L342
R369
C341
FE301
R378
R372
R374
R373
C383
C382
X352
C397
R382
R381
C392
R380
C393
C380
C381
C394
C387
R379
C385
L
IC3
LC72
PLL(TU
C351
C350
C352
CF352
R352
C389
C362
C361
R365
C342
R358
R351
C366
C363
C364
C365
C331
– 21 –
CD-E700E
Figure 21 SCHEMATIC DIAGRAM (4/10)
7
8
9
10
11
12
8
6
3
7
2
9
5
4
1
+B
+B
+B
T351
AM IF
MAIN PWB-A1 (2/3)
0.001
0.001
0.001
270
330P
47K
5.6K
47/25
5.6K
470K
2.7K
0.001
0.015
0.022
0.022
3.3/50
0.022
1K
1/50
2.2/50
0.001
100/10
1/50
1K
1K
22P
270
5.6K
KTA1266 GR
SWITCHING
270
0.022
10K
0.022
100/10
DZ5.1BSB
0.015
27P
1.8K
3.3K
1K
1K
1/50
5.6K
2.2/50
1K
22K
10K
3.9K
100
µ
H
0.001
0.022
1K
1K
1/50
1/50
1.5K
/50
2.2K
10/50
0.01
100
µ
H
47K
4.7K
1/50
0.022
K
0.022
0.022
10/50
47/25
2
3
4
5
6
7
8
9
10 11
12
13
14
15
16
17
18
19
20
21
2
1
2
3
4
5
6
7
8
9
10 11
12
13
14
15
16
17
18
19
20
21
22
23
24
TUN_R
TUN_L
AGND
DGND
A+10V
DO
CLK
DI
CE
(UJ)
TP302
CONT
IF
FM/AM
FM/AM
SD
TP
MO/ST
ST IND
MO/ST
VSS
AOUT
AIN
PD
VDD
FM IN
AM IN
DO
CL
DI
CE
X OUT
IF IN
REG
AM IF IN
GND
SD
STEREO
FM DET
VCC
IF OUT
PHASE
(FM/AM)
PHASE
L-CH OUT
R-CH OUT
MPX IN
MPX VCO
FM/AM OUT
VSM
AM LOW CUT
AM RF IN
AM OSC IN
FM AFC
AM OSC OUT
AM MIX OUT
FM IF IN
3
2
1
R378
R372
R374
R373
R381
C392
R380
393
C380
C394
C386
C387
R379
C385
L351
R377
R395
R376
R360
TO MAIN PWB
P19 12-C
R386
IC302
LC72131
PLL(TUNER)
C388
C384
R384
C391
R383
R385
Q360
R359
R392
R391
C395
C396
ZD351
L352
C398
R387
R388
R393
C350
C352
CF352
R353
C399
R352
C354
CF351
C356
C358
C357
R355
C370
C362
C361
R365
8
C366
C363
C364
C365
R357
X351
456 MHz
C373
L354
LOW PASS FILTER
C368
R356
C374
C371
C372
R350
C367
C369
IC303
LA1832S
FM IF DET./FM MPX./AM IF
C353
C355