Page 1
CD-ES770
SERVICE MANUAL
No. S2511CDES770/
MINI COMPONENT SYSTEM
MODEL CD-ES770
CD-ES770 Mini Component System consisting of CD-ES770
(main unit) and CP-ES770 (speaker system).
• In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified should
be used.
This Service Manual is for the CD-ES770, which is a minor-modification model of the CD-ES700. This manual, therefore, describes
only the changed points from the service manual. Please refer to the CD-ES700, service manual (No. S5428CDES700/) together
with this manual.
DIFFERENCE BETWEEN CD-ES700 AND CD-ES770
REF.
NO.
DIODES
D301, 302 VHDDS1SS133-1 J VHD1N4148H/-1 J Silicon, 1N4148H AA
D305 VHDDS1SS133-1 J VHD1N4148H/-1 J Silicon, 1N4148H AA
D690, 691 VHDDS1SS133-1 J VHD1N4148H/-1 J Silicon, 1N4148H AA
D701 VHDDS1SS133-1 J VHD1N4148H/-1 J Silicon, 1N4148H AA
D709~716 VHDDS1SS133-1 J VHD1N4148H/-1 J Silicon, 1N4148H AA
D860~863 VHDDS1SS133-1 J VHD1N4148H/-1 J Silicon,1N4148H AA
D885 VHDDS1SS133-1 J VHD1N4148H/-1 J Silicon, 1N4148H AA
D905~907 VHDDS1SS133-1 J VHD1N4148H/-1 J Silicon, 1N4148H AA
D909, 910 VHD1N4004S/-1 J VHDDS1N404S-1 J Silicon, DS1N404S AB
D911~914 VHDDS1SS133-1 J VHD1N4148H/-1 J Silicon, 1N4148H AA
CAPACITORS
C607, 608 VCFYFA1HA823J J VCFYFA1HA124J J 0.12µF, 50V, Mylar AL
C611, 612 VCKYCY1HB222K J VCKYCY1HB227K J 0.0027µF, 50V AA
C656, 657 Not Used VCKYCY1HB681K J 680pF, 50V AA
C901, 902 VCEAZA1HW475M J VCEAZA1HW105M J 1µF, 50V, Electrolytic AA
C921, 922 RC-EZ0106AWZZ J RC-EZ3016AWZZ J 4700µF, 50V, Electrolytic AG
RESISTORS
R608, 609 VRS-CY1JB222J J VRS-CY1JB152J J 1.5 kohms, 1/16W AA
R656, 657 Not Used J VRS-CY1JB183J 18 kohms, 1/16W AA
CABINET PARTS
201 CCABA5549AW01 J CCABA6296AW01 J Front Panel Ass'y
201-1 –––––– –––––– Front Panel (Not Replacement Item) ––
201-2 GCoVA1521AWSA J GCoVAA091AWSA J Cover, Cassette [Tape 1] AG
201-3 GCoVA1522AWSA J GCoVAA092AWSA J Cover, Cassette [Tape 2] AG
201-4 GDoRF0127AWSA J Same as CD-ES700 Holder, Cassette [Tape 1] AE
201-5 GDoRF0128AWSA J Same as CD-ES700 Holder, Cassette [Tape 2] AE
201-6 HDECQ1108AWSA J HDECQA167AWSA J Panel, Cassette [Tape 1] AW
MARK: SPARE PARTS-DELIVERY SECTION
PART NO.
PART NO.
CD-ES770CD-ES700
DESCRIPTION
CODE
SHARP CORPORATION
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
Page 2
CD-ES770
PART NO.
NO.
201-7 HDECQ1109AWSA J HDECQA168AWSA J Panel, Cassette [Tape 2] AE
201-8 JKNBZ0982AWSA J JKNBZA116AWSA J Button, Disc Number AD
201-9 MLiF-A001AWZZ J Same as CD-ES700 Damper AD
201-10 JKNBZA040AWSA J Same as CD-ES700 Button, Operation A AF
201-11 JKNBZA041AWSA J Same as CD-ES700 Button, Operation B AF
201-12 JKNBZ0985AWSA J Same as CD-ES900 Button, Function AE
201-13 JKNBZ0986AWSA J JKNBZA117AWSA J Button, Memory AD
201-14 JKNBZ0987AWSA J JKNBZA115AWSA J Button, Tuning AD
201-15 JKNBZ0991AWSA J JKNBZA114AWSA J Button, Power AD
201-16 GCoVA1533AWSA J Same as CD-ES700 Cover, Timer AC
201-17 HBDGB1007AWSA J Same as CD-ES700 Badge, SHARP AD
201-18 MSPRDA002AWFJ J Same as CD-ES700 Spring, Cassette [Tape 1] AB
201-19 MSPRDA003AWFJ J Same as CD-ES700 Spring, Cassette [Tape 2] AB
201-20 HDECQA039AWSA J Same as CD-ES700 Volume Knob Ring, A AH
201-21 HDECQ1106AWSA J Same as CD-ES700 Volume Knob Ring, B AF
201-22 HDECQA019AWSA J HDECQA173AWSA J Decoration Plate, Amp AH
201-23 MLoKC0014AWZZ J Same as CD-ES700 Lock, Cassette [Tape 1] AC
201-24 MLoKC0015AWZZ J Same as CD-ES700 Lock, Cassette [Tape 2] AC
201-25 MSPRD0196AWFJ J Same as CD-ES700 Spring, Cassette Lock [Tape 1] AB
201-26 MSPRD0197AWFJ J Same as CD-ES700 Spring, Cassette Lock [Tape 2] AC
204 GiTARA044AWSA J GiTARA286AWSA J Rear Panel, B AK
CD-ES700
PART NO.
CD-ES770
DESCRIPTIONREF.
ACCESSORIES
TiNSEA011AWZZ J TiNSEA095AWZZ J Operation Manual AE
TiNSZA009AWZZ J TiNSZA156AWZZ J Quick Guide AD
Not Used TLABZA231AWZZ J Label, Feature AE
RRMCG0391AWSA J RRMCGA049AWSA J Remote Control AQ
GFTAT1017AWSA J Not Used Lid, Remote Control ––
SPAKAA013AWZZ J SPAKAA078AWZZ J Speaker Polyfoam
P.W.B. ASSEMBLY (Not Replacement Item)
PWB-A1~2 92LPWB5548MANS J 92LPWB6296MANS J Main/Display (Combined Ass'y) ––
MARK: SPARE PARTS-DELIVERY SECTION
CODE
DIFFERENCE BETWEEN CP-ES700 AND CP-ES770
NO.
PART NO.
CP-ES700
PART NO.
CP-ES770
SPEAKER BOX PARTS
901 GBoXLA032AWSA J GBoXLA091AW01 J Speaker Box Ass'y, Left BC
902 GBoXRA032AWSA J GBoXRA091AW01 J Speaker Box Ass'y, Right BC
903 CPNLSA005AW03 J CPNLSA005AW05 J Front Panel, Ass'y, Left AV
904 CPNLSA006AW03 J CPNLSA006AW05 J Front Panel, Ass'y, Right AV
905 HPNLSA007AWSA J HPNLSA037AWSA J Side Panel, Left AN
906 HPNLSA008AWSA J HPNLSA038AWSA J Side Panel, Right AN
907 TSPC-A058AWZZ J TSPC-A370AWZZ J Label, Specifications AB
912 XMPSF40P35000 J XMPSF40P25000 J Screw, M4x25mm AB
SP1, 2 RSP-ZA022AWZZ J RSP-ZA128AWZZ J Woofer BC
SP3, 4 RSP-ZA023AWZZ J RSP-ZA132AWZZ J Tweeter AS
SP5, 6 RSP-ZA008AWZZ J Not Used Passive Radiator ––
SP7, 8 LHLDZA006AWM1 J LHLDZA068AWM1 J Super Tweeter Ass'y AM
MARK: SPARE PARTS-DELIVERY SECTION
DESCRIPTIONREF.
CODE
– 2 –
Page 3
A
FM FRONTEND
FM IF DET./FM MPX./AM IF
0.022
0.022
10/50
0.01
100P(CH)
100P(CH)
100P
(CH)
100P(CH)
10K
100P
22K
470
0.022
4.7P
(CH)
10P(CH)
0.022
22P
KTC3194Y
OSC. BUFFER
0.001
0.001
15P(CH)
10
4.7K
47K
10K
4.7P
(CH)
33K
0.001
100K
0.01
0.01
22
4.7P(CH)
1N4148H
TA7358AP
680
47P
0.001
0.001
0.001
270
330P
47K
5.6K
47/25
5.6K
68K
470K
2.7K
0.001
15P(CH)
0.022
0.015
0.022
0.022
150
SVC347S
3.3/50
0.022
1K
1N4148H
1N4148H
0.001
1/50
2.2/50
0.001
100/10
1/50
1K
1K
15P(CH)
0.047
0.022
22P
(CH)
270
5.6K
KTA1266S GR
270
0.022
10K
0.022
100/10
DZ5.1BSB
0.015
27P(CH)
1.8K
3.3K
1K
1K
1/50
5.6K
2.2/50
LC72131
LC72131
PLL(TUNER)
1K
0.001
3.9K
100µH
0.001
0.022
1K
1K
1/50
1/50
1.5K
1/50
0.022
R379
2.2K
10/50
100µH
560P
22P(CH)
47K
4.7K
1/50
0.022
0.022
3.9K
0.022
5.6K
10K
12P(CH)
0.022
0.022
10/50
47/25
1
2
3
LA1832S
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
1
2
3
1
2
3
4
5
6
7
8
9
SVC230C
SVC230C
DO
A+10V
CLK
DI
CE
FM 75 OHMS
GND
(CH)
AM LOOP
ANTENNA
4.5 MHz
10.7 MHz
TP301
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
XIN
XOUT
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
1
2
1
2
AGND
DGND
TUN_R
TUN_L
P6-13 12-C
TO MAIN SECTION
1
2
3
4
5
6
7
8
9
1
2
3
1
2
3
MAIN PWB-A1 (1/3)
FM ANTENA
TERMINAL
AM TRACKING fL
AM ANTENNA
FM RF
FM IF
FM OSC.
AM OSC.
AM BAND
COVERAGE fL
FM BAND
COVERAGE fL
AM IF
FM SIGNAL
AM SIGNAL
+B
+B
+B
+B
+B
D302
D301
C338
C302
C323
BF301
BAND PASS FILTER
CNP301
C303
C304
C320
C305
IC301
C347
C306
C311
18P
(CH)
R302
C324
C307
VD303
C313
R309
T301
CF303
C312
C310
C309
L312
VD302
C308
R311
D305
R313
R314
C315
C316
C317
C318
Q302
R325
R322
R316
R336
C342
T303
C331
C332
C330
R365
C362
C361
R358
R350
C366
C363
C364
C367
C365
X351
456 kHz
R357
C373
C368
R356
C374
C369
C371
C372
C358
C357
C356
C355
R355
C370
R353
CF351
C353
C354
CF352
T351
R352
C399
C398
R393
R388
L352
ZD351
C395
C396
R392
R391
Q360
C391
R383
R385
R384
C388
C384
R395
R359
SWITCHING
R387
R360
C385
C386
R376
L351
R377
R381
C392
C387
R380
C380
C394
C393
C397
R382
C381
X352
C382
R375
C383
R378
R372
R374
R373
C377
C378
C379
C376
R386
IC302
IC302
IC303
R351
C389
C351
C350
C352
VD301
T306
R323
C335
C334
T302
SO302
B
C
D
E
: Changed
CD-ES770
1
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1 (CD-ES700).
23456
Figure 3 SCHEMATIC DIAGRAM (1/7)
– 3 –
Page 4
CD-ES770
0
.
0
6
6
6
: Addition/Changed
MAIN PWB-A1 (1/3)
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
VIDEO SIGNAL
AUDIO SIGNAL
R617
Q603
2.2K
KTC3875 GR
R616
2.2K
Q604
KTC3875 GR
C640
22/50
R614
R620
R615
4.7K
22K
R613
4.7K
KTC3875 GR
390
R612
1K
R601
R602
1K
C651
C652
220P
C657
R657
680P
18K
R607
3.9K
C611
0.0027
C625
C609
1/50
C607
0.12
(ML)
0.0022
C615
4.7/50
C621
1/50
R609
C613
C617
R605
10K
Q601
Q602
R611
2.2K
R610
2.2K
KTC3875 GR
C639
1/50
R985
8.2K
R986
8.2K
R621
R988
2.2K
Q909
R987
2.2K
Q908
22K
KTC3875 GR
C631
0.01
KTC3875 GR
390
220P
IC601
LC75341
AUDIO PROCESSOR
1
DI
CE
2
VSS
LOUT
LBASS
LTRE
LIN
LSEL0
L4
L3
L2
L1
+
-
INTERFACE
-
3
4
C605
5
0.1
6
1/50
7
8
1/50
9
1/50
C619
10
11
12 13
C623
1/50
1.5K
CCB
+
-
+
AUX
DECK
TUNER
CD
C653
220P
24
CLK
+B
23
VDD
+
VREF
+
-
-
+
-
+
22
ROUT
21
-
+
RBASS
RTRE
RSEL0
C606
20
0.1
19
RIN
18
17
R4
16
R3
15
R2
14
R1
C624
1/50
C626
0.0022
C601
220/16
C603
220/10
C608
0.12(ML)
C614
1/50
C616
4.7/50
C618
1/50
C620
1/50
C622
1/50
R608
1.5K
C
0.
C61
1/5
R
3
C
0.
A
CNP2
P6-9 12-E
TO CD SERVO PWB
CNS601
B
C
1
A_GND
2
3
CD_GND
4
5
D_GND
6
7
8
R-CH
L-CH
A+5V
+8V
D+5V
P6-14 1-F
TO POWER SECTION
1
3
4
5
6
7
8
9
10
11
12
7
14
6
15
16
17
26
BI601
+B
+B
+B
+B
LD+7V
A_5V
D+5V
D_GND
L-CH
A_GND
R-CH
CD_D_GND
CD_A_GND
AGC
+B
+B
R619
330
R618
330
D
R149
150
SWITCHING
R146
10K
9.3V
9.3V
8.6V
Q112
KTA1504 GR
SWITCHING
E
R108
0V
SWITCHING
R110
Q105
4.7K
R109
0V
0V
47K
R107
R112
15K
R102
1K
R101
1K
47K
0V
0V
4.7K
Q106
SWITCHING
KTC3875 GR
0V
C105
KTC3875 GR
0.0015
C106
0.0015
C107
AN7345K
PLAYBACK
RECORD/
PLAYBACK
R111
R
C108
330P
L
330P
IC101
AND
15K
R114
R113
TAPE1
PLAYBACK HEAD
R-CHL-CH
T1_R
1
1
A_GND
2
2
T1_L
3
3
CNP101
F
ERASE HEAD
R-CH
L-CH
TAPE2
RECORD/
PLAYBACK HEAD
M_GND
1
1
ERASE
2
2
T2_R2
3
3
A_GND
4
4
T2_R1
5
5
6
T2_L1
6
7
T2_L2
7
CNP102
G
C102
560P
C101
560P
C104
180P(CH)
C103
180P
SWITCHING
Q102
KTC3200 GR
0V
0V
0V
Q104
KTC3200 GR
SWITCHING
SWITCHING
KTC3200 GR
0V
0V
Q101
0V
KTC3200 GR
SWITCHING
0.7V
0.7V
Q103
0.7V
R105
3.3K
R104
2.2K
R106
3.3K
0.7V
R103
2.2K
KRC104 S
R147
10K
0V
R148
4.7K
0V
0V
Q114
KRC104 S
SWITCHING
L
R116
56
C112
47/25
C114
0.039
R118
100K
1K
C110
330P
–
+
Hich=T1
+
–
C109
330P
1K
R117
C113
0.039
C111
47/25
R115
56
Q113
R120
100K
C116
560P
3.9K
112K
C115
560P
112K
3.4V
3.4V
C118
AN7345K
3.9K
R119
C117
C141
R122
R124
6.8K
47/25
IC101
R123
47/25
6.8K
R121
100/16
R
18K
C120
0.0022
543216
C119
18K
68K
R150
R128
5.6K
Hich=CHROME
0.022
C121
0.0022
0V
KTC3875 GR
MUTING MUTING
C150
47/50
R130
4.7K
270P
C124
R126
8
7
5.6K
R129
3.3/50
C143
4.7K
270P
C123
1.5K
R127
R131
0.7V
Q108
1.5K
C126
22/50
C125
22/50
R138
10K
R132
C128
–
+
+
–
R133
0.022
C127
100
C130
0.022
56K
56K
100
C129
REC_R
R139
10K
0.7V
Q107
KTC3875 GR
10K
R134
0.0033
C134
C132
47/25
22/25
C133
131415161718192021222324
RIPPLE
Nor/CrO2
ALC
ALC
9101112
C131
47/25
0.0033
10K
R135
R136
Vcc
220K
220/10
C135
R137
0.022
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1 (CD-ES700).
1
23456
Figure 4 SCHEMATIC DIAGRAM (2/7)
– 4 –
Page 5
CD-ES770
47/25
1
C
GAME INPUT PWB-B2
1
FW901
1
PWB
CNP901
P6-15 11-B
JK691
VIDEO OUT
D690
C602
C601
0.022
220/16
C603
220/10
C610
C608
1/50
0.082
6
C614
1/50
C616
4.7/50
C618
1/50
C620
1/50
C622
1/50
24
0
C656 680
R606
3.9K
C612
0.0027
R604
10K
R603
1K
R644
6.8K
R656
18K
+B
R642
10K
R643
6.8K
R641
10K
1N4148H
D691
1N4148H
TO POWER AMP.
5
CNS603
1
2
3
4
5
CNP602
M_+13V
SP_RLY
R-CH
GND
L-CH
5
WTM901
1
1
2
2
3
3
R691
8.2K
4
4
R690 C690
5
5
8.2K
6
BI603
C691
390P
390P
+B
R693
33K
R692
33K
A+10V
DGND
CLK
TUN_R
AGND
TUN_L
CHASSIS
CE
DI
DO
VIDEO IN
L-CH
AUX/VIDEO
R-CH
JK690
GAME
VIDEO INPUT
1
5
7
2
3
8
6
9
4
JK692
HEADPHONES
P6-7 1-G
TO TUNERSECTION
2.2K
R608
EC_R
R139
10K
Q107
KTC3875 GR
MUTING
10K
R134
C133
RIPPLE
Nor/CrO2
AL
10 11 12
47/25
10K
R135
22/25
131415
ALC
0.7V
C134
Vcc
220K
R136
220/10
C135
0.022
R137
0V
220K
R158
220
REC_L
0V
R142
R143
R144
C137
0.047(ML)
+B
+B
11.6V
Q109
KTA1504 GR
SWITCHING
82
(1/2W)
0V
47K
0V
22K
C138
0.0082
C139
0.039(ML)
L103
R140
11.6V
R141
4.7K
0V
KRC104 S
47K
Q111
KTC3203 Y
4.7
R145
C140
330 µH
BIAS
Q110
47/25
BIAS OSC.
+B
FFC701
CE
DO
CLK
DI
+B_PROTECT
D_GND
S_MUTE
0V
M_GND
A+10V
TAPE_A_GND
57
TO POWER SECTION
+B
P6-14 1-F
D_GND
+B_PROTECT
M_+13
+B
SW_5V
+B
SP_DET
SP_RLY
2524232221201918
T_T1/T2
REC/PLAY
T_BIAS
A+10V
M_+13V
SW_5V
SP_DET
SP_RLY
-20dB
CNP701B
16
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1
CNP701A
P6-10 1-F
TO DISPLAY PWB
7
8 9 10 11 12
Figure 5 SCHEMATIC DIAGRAM (3/7)
– 5 –
Page 6
CD-ES770
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
R939
A
B
C
D
E
P6-12 1-C
P6-13 8-H
TO MAIN SECTION
F
14
6
15
24
25
26
22
10
5
21
12
11
23
+
-
18 17 16 15 14 13 12 7891011 234561
R903
1K
C905
R905
C903
0.001
R901
56K
1/50
C901
L_CH
A_GND
R-CH
SP_DET
SP_RLY
AGC
M_+13V
LD+8V
A+10V
+B_PROTECT
D+5V
A_5V
SW_5V
47/50
560
C906
R902
56K
C904
+B
47/50
R906
0.001
+B
+B
+B
R907
56K
560
C909
C902
1/50
C907
100P(CH)
C908
3P(CH)
0.1
(ML)
C946
C913
100P(CH)
C910
3P(CH)
33K
R909
100/100
0.1/50
R904
C911
1K
56K
R911
D860
1N4148H
-
+
R912
C912
+B
3.3
R863
+B
D861
1N4148H
Fusible
R913
0.22/3W
100(1/4W)
C914
100/100
100/100
R958
100(1/4W)
Fusible
R908
1K
(1/2W)
8V
7654 213
C859
22/50
+B
D862
1N4148H
D863
1N4148H
R910
1K
C915
KTC3875 GR
10V
C855
10/50
R857
22K
+B
GND
0.22/3W
R916
Q901
KTC3875 GR
100/100
1.5K
R921
-B
Q886
IC851
C856
0.1
(ML)
C864
22/25
R864
22K
VH-
-B
-B
1.5K
R918
Q902
KTC3875 GR
R920
1.8K
C919
0.01
D885
1N4148H
Q885
KTC3875 GR
GND
+B
R854
3.3K
R853
22K
VL-
C917
0.01
R919
1.8K
R922
0.1(3W)
C854
220/25
+B
R859
10K
D905
1N4148H
SP_DET
13VSW
C865
22/25
VL+
VH+
+B
R917
0.1(3W)
D906
1N4148H
C916
0.1
820
R885
C885
5V
IC851
AN80T53
VOLTAGE
REGULATOR
+B
IC901
STK41242
POWER AMP.
+B
-B
C918
100/50
100/50
DS1N404S
VH-
R889
47K
R888
47K
R887
22K
R886
22K
ZD805
DZ12BSB
ZD902 ZD903
DZ12BSB
R925
1.5K
(1/2W)
R927
39K
C921
4700/50
-B
C920
3300/71
R929
47K
D909
VL-
+B
-B
-B
: Changed
+B
DZ12BSB
39K
VL+
+B
+B
D907
C923
3300/71
R930
47K
D910
DS1N404S
C850
4700/35
R926
1.5K
(1/2W)
4700/50
R928
C922
+B
1N4148H
Q904
+B
KTC3875 GR
KTC3875 GR
VH+
Q903
L902
3µH
R
56K
R934
C925
47/50
56K
R937
56K
R935
L901
3µH
L
+B
CHASSIS
BI801
+B
+B
+B
-B
-B
+B
1
1
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
1
10
10
11
CNS801
AGND(AUDIO PRO)
6
M_GND
18
D_GND
G
7
16
17
19
CD_D_GND
CD_A_GND
TAPE_A_GND
MAIN PWB-A1 (3/3)
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1 (CD-ES700).
1
23456
Figure 6 SCHEMATIC DIAGRAM (4/7)
– 6 –
CHASSIS
P6-11 12-E
FW705
FROM DISPLAY PWB
Page 7
CD-ES770
FM SIGNAL
+B
L902
3µH
R
470(2W)
0.1
10
(1/2W)
SP RELAY
ON-OFF
R942
R
R943
L
D911
1N4148H
Q905
KTC3199S GR
470(2W)
RL914
0.2
1K
R956
4.4
R946
47K
R944
1.5K
+B
L1_OUT
1.5K
R945
R1_OUT
D913
1N4148H
R983
R984
33K
1.8K
D914
1N4148H
C944
47/25
GR
L
R
R941
C928
(ML)
(1/2W)
R938
10
10
R940
(1/2W)
C929
0.1
(ML)
L
10
R939
(1/2W)
+B
47/50
R937
56K
R934
R935
L901
3µH
56K
56K
R947
15K
0.29µH
0.29µH
L921
L920
D912
1N4148H
C931
10/50
R949
1K
R950
68K
+B
FAN MOTOR
DRIVER
Q906
KTC3203 Y
M_+13V
SP_RLY
R-CH
GND
L-CH
+B
CNP901
CNP971
2
2
1
1
CNS971
1
2
3
4
5
SP_L1-CH
SP_R1-CH
6 OHMS MIN
SP_L1-CH_GND
SP_R1-CH_GND
SO902
SPEAKER
TERMINAL
+
-
FW901
M
FROM GAME INPUT PWB
M901
FAN
MOTOR
POWER PWB-B1
CNP801
1
2
VL+
3
GND
4
5
6
7
8
9
1
2
P_IN
3
4
5
6
VH+
VL-
VH-
CNP802
VF2
-VF
VF1
+B
+B
-B
-B
R801
R844
100K
82
R804
D802
D10XB60F
+B
12K
R803
47
CONSTANT VOLTAGE
D804
1N4004S
D803
1N4004S
ZD802
R802
DZ7.5BSB
47K
C801
C802
47/50
100/35
47
ZD801
R805
DZ6.2BSA
IC854
AN78L05
REGULATOR
C803
R806
47K
D801
D10XB60F
C806
0.1
(ML)
47/50
R891
100
Q801
KTA1274 Y
REGULATOR
C807
0.1
ZD803
VOLTAGE
CHASSIS
BI801
+B
+B
+B
-B
P6-11 12-E
1
3
4
5
6
7
8
9
10
11
FROM DISPLAY PWB
1
2
3
4
5
6
7
8
9
10
FW705
10
CNS801
C809
0.1
(ML)
C808
0.1
(ML)
(ML)
DZ30BSB
R808
2.2K
D805
C804
220/63
(1/2W)
C810
0.22
C811
0.22
5A/125V
1N4004S
F802
F801
5A/125V
2A/125V
2A/125V
C805
D806
1N4004S
R841
220K
F804
F803
22/100
T.F.
PT801
MAIN POWER
TRANSFORMER
D846
DS1SS133
RL841
F805
5A/125V
C844
0.0047
R890
BLACK
4.7M
(1/2W)
WHITE
AC POWER SUPPLY CORD
AC 120 V, 60Hz
CHASSIS
AC_RLY
UNSW_
7
220
R858
IC854
AN78L05
5.6V
31
C861
0.022
8 9 10 11 12
2
D856
DS1SS133
D853
1N4004S
R842
1K
R843
47K
C841
1000/6.3
Q841
KTC3199 GR
D845
1N4004S
D844
1N4004S
C842
470/35
D842
1N4004S
D843
1N4004S
C843
0.047(ML)
PT841
SUB POWER
TRANSFORMER
Figure 7 SCHEMATIC DIAGRAM (5/7)
– 7 –
Page 8
CD-ES770
1K
1
R736
R
W
M
P
A
B
DISPLAY PWB-A2
LED703
330
R751
SDPB50CD
+10V
LED DRIVER
Q710
KRC102 S
23
1
10K
R745
C707
1/50
R794
: Changed
FL701
FL DISPLAY
F2F2NP
NP
P20
P19
P18
P17
P16
P15
P14
P13
P12
1.5
45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
P11
NX
P10
NXNXNXNXNX
P09
P08
P07
P06
P05
P04
P03
P02
81 82 83 84 85 86 87 88 89 90 91 92 93
S9
S8
S7
80
S10
79
VLOAD
78
R762
10K
S11
77
S12
76
S13
75
S14
74
S15
73
S16
72
(DIST 3),S17
71
(DIST 2),S18
70
(DIST 1),S19
69
(DIST 0),S20
68
67
66
65
64
63
62
61
60
MIC SW
59
1K
ILLU LED
58
57
DIST
1K
CLAMP SW
56
100
DISC_SW
55
1K
TRAY SW1
54
1K
TRAY SW2
53
52
51
R732
1K
R784
1K
AC_RLY
50 49 48 47 46 45 44 43 42 41 40 39 38
10K
R731
SP_RLY
47K
R789
10K
R788
10K
R750
D701
1N4148H
R738
R741
R740
R746
R730
+B
C
D
+B
E
FFC701
16
CNP701B
P6-13 12-G
F
TO MAIN PWB
1
G
CE
16
DO
15
CLK
14
DI
13
+B_PROTECT
12
D_GND
11
S_MUTE
10
T_T1/T2
9
REC/PLAY
8
T_BIAS
7
A+10V
6
M_+13V
5
SW_5V
4
SP_DET
3
SP_RLY
2
-20dB
1
CNP701A
TAPE MECHANISM
PWB-D
TAPE
M
MOTOR
+B
+B +B +B
+B +B +B
3
Q717
KRA107 S
FFC702
177
1
+
-
SOL
SOL
2
3
4
5
6
7
T2 RUN
+MTR
SOL2
SOL1
F_REC
T1 RUN
GND
CNP702A
R786
4.7K
R790
8.2K
R787
4.7K
7
6
5
4
3
2
1
1
3
1
2
D709
1N4148H
1
2
Q716
KRC104S
D710
1N4148H
R770
5.6K
3
2
1
Q714
KRC104 S
3
2
D716
1N4148H
Q711
3
KRA107 S
11
Q715
KRA107 S
232
Q712
1
KRC104S
M_+13V
Q706
KTA1273 Y
+B
R777
10K
SOLENOID
DRIVER
SOLENOID
MOTOR
DRIVER
Q707
KTA1273 Y
Q708
KTA1273 Y
DRIVER
R778
10K
R779
10K
C709
+B
0.047
4.7K
R775
4.7K
R776
JOG701
VOLUME
R780
10K
R785
2.7K
+B
VDD
S4S5S6
T_SOL_A
680
2.2K
R728
R726
C710
S1S2S3
G10
G11
IC701
IXA020A
SYSTE
MICROCOM
VSS
T_SOL_B
T_MOTOR
S MUTE
TIMER LED
1K
560
680
R724
R725
R727
R729
4.7K
R771
LED701
304VT2H3
0.047
G9
G8
REMOCON
SP DET
1K
1K
R733
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1 (CD-ES700).
1
23456
Figure 8 SCHEMATIC DIAGRAM (6/7)
– 8 –
Page 9
CD-ES770
P07
FL701
FL DISPLAY
NXNXNXNXNX
272625242322212019181716151413121110987654321
83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
S7
3),S17
2),S18
1),S19
0),S20
P06
P05
S1S2S3
S4S5S6
G11
IC701
IXA020AW
SYSTEM
MICROCOMPUTER
W
ED
SW
SW
SW1
SW2
T_SOL_A
VDD
AC_RLY
SP_RLY
T_SOL_B
T_MOTOR
S MUTE
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31
10K
R731
TIMER LED
1K
560
680
680
2.2K
R725
R728
R727
R726
R729
+B
G11
P04
G10
VSS
G10
P03
P02
P01
G09
G9G8G7G6G5G4G3G2G1
REMOCON
1K
1K1K1K
R724
R733
SP DET
PHOTO
R736
T_REC/PLAY
CD_RESOUT
T_RUN PULS
TUN_SM(SPAN)
PROTECT
VOL_JOG
AVREF
AVDD
P_IN
+B
R720
R721
-20dBATT
CD_WRQ
CD_DRF
CD_CLK
T_FP SW
KEY 0
1K
G07
G08
VDD
T_BIAS
T_T1/T2
RESET
XOUT
VPP/IC
VDD
CLK
CD_CE
CD_DI
CD_DO
AVSS
KEY 1
R719
G03
G04
G05
G06
100
1
R763
2
R701
3
R702
4
R703
5
R704
6
R705
7
8
R708
9
1K
10
11
XIN
12
XL701
13
4.19 MHz
14
R769
15
16
R709
17
R710
DI
18
R711
19
DO
R712
20
CE
R713
21
R714
22
R715
23
R716
24
25
26
R739
27
28
29
C720
30
0.022
1K
R718
KEY 2
R722
1K
1K
R723
F1NXNP
NP
G01
G02
+B
1K
1K
1K
1K
1K
1K
R717
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
C704
15P(CH)
C705
18P(CH)
R759
5.6K
F1
R795
1.5
C701
1/50
C702
220/10
C721
0.022
CD_RESOUT
CD_WRQ
CD_DRF
CD DO
CD DI
CD CLK
CD CE
DISC SW
CLAMP SW
TRAY SW1
TRAY SW2
PHOTO
GND
+5V
+B
+B
CNP704
WTM705
VF2
-VF
P_IN
VF1
UNSW5.6
AC RELAY
CTR
+B
3
1
Q713
2
KRC104 S
R573
10K
+B
R791
10K
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
14
FW705
1
6
FFC704
CNP5
CNP802
P6-15 7-G
P6-9 12-B
TO CD SERVO PWB
TO POWER AMP. PWB
R773
10K
R761
10K
R593
10K
R768
10K
R767
10K
R766
10K
8 9 10 11 12
10K
R780
+B +B
2.7K
R785
G701
LUME
C710
0.047
4.7K
R771
LED701
304VT2H3
7
L701
KEY 2
KEY 1
KEY 0
+B
100 µH
820680 10K5.6K
PLAY/
STOP
REPEAT
680
TUNER
(BAND)
680
POWER
ON/STAND-BY
PAUSE
RD12RD11 RD14RD13
820
CD
820
CLOCK/
TIMER
REC/
TAPE
5V BACK UP
1K
SW728 SW729 SW731SW730SW727SW725 SW726 SW734SW733SW732 SW735
MEMORY/
SET
1.5K
1K
TUNING
UP
SW716SW713SW712 SW715SW714
X-BASS/
GAME/
DEMO
VIDEO
1.5K
1K
TUNING
DOWN
Figure 9 SCHEMATIC DIAGRAM (7/7)
– 9 –
2.2K1.5K
OPEN/
DIRECT
PLAY
CLOSE
2.2K
FAST REWIND/
PRESET DOWN
+B
D713
1N4148H
RESET
Q709
R781
KRC102 S
47K
C715
0.01
RD29RD28RD27RD26RD24RD23 RD25 RD31RD30 RD32
2.7K
DISC 2
EQUALIZER
23
1
3.9K
DISC 4
RD06RD05RD02RD01 RD04RD03
2.7K
C714
D715
1N4148H
FAST FORAWRD/
D714
1N4148H
RX701
REMOTE SENSOR
3.3/50
R782
100K
DISC 3
DISC 5
SW707SW706SW705SW704SW702SW701 SW703
PRESET UP
123
15K
D712
1N4148H
DISC 1
R783
100
C717
47/25
D711
1N4148H
Page 10
R607
R657
C611
C657
R605
C631
Q902
R919
C917
R911
C910
R904
C913
R902
C904
R906
Q603
R620
R909
R617
R616
Q604
R609
R608
C625
C626
R643
R641
C612
R644
C355
R355
R606
C652
C651
C356
C653
C388
C656
R395
R604
R656
C376
R374
C379
C377
R373
R378
C378R372
R388
C382
R359
R376
C381
C395
R360
C387
R379
C386
C392
R377
R385
C385
R380
R383
R325
C324
C311
R302
C313
C351
C310
VD303
C312
R353
C353
C350
C354
R352
C309
C399
C308
C366
R365
R311
R351
C316
VD302
R313
C317
R316
C369
R336
C334
R350
C361
R356
R323
C363
C342
R357
C332
C335
R619
R613
R614
R986
R615
R612
Q601
Q602
R611
R621
R610
R905
R901
R937
R983
R984
R988
R987
R985
C903
R903
C907
C908
Q903
Q909
Q908
Q904
R907
R908
Q901
R920
C919
R947
R946
R956
C330
VD301
C338
C323
C303
C304
C315
C305
C347
R322
C306
R381
C397
C384
C302
R601
CNP
R603
R602
C609
C607
C605
C615
C613
C617
C619
C621
C623
D
R857
R853
R864
C864
C915
D885
C914
ZD903
R926
R925
R927
C916
C921
C923
R916
R917
R913
R922
R918
R910
ZD902
IC901
R912
R958
C902
C640
C946
C906
R618
C909
C624
C372
C622
R642
C620
C371
IC601
C618
C374
C373
C616
C614
C602
C358
C606
C601
C608
C603
C610
C370
L352
ZD351
C383
X352
IC302
R386
C396
R384
R387
L351
C391
C380
R391
R392
R375
C393
C318
R382
C320
Q360
C389
Q302
T301
T351
R393
CF352
C398
C352
CF351
T302
R309
C357
CF303
IC303
D305
L312
X351
C367
C362
R358
C368
C365
C364
T306
CNP602
CNP971
C901
C639
C944
C905
C925
L902
LG4
R934
R935
L901
C911
C912
D913
D907
D914
R921
RL914
D905
D906
D911
R943
R942
C920
LG2
C929
R939
R941
L920
SO902
SO902
SPEAKER
TERMINAL
L921
R938
R940
C928
R945
R944
D912
R950
R949
C931
Q905
Q906
JK691
VIDEO OUT
D691
D690
C331
T303
D302
D301
CNP301
BF301
R314
IC301
S0302
FM ANTENNA
TERMINAL
C307
C394
M901
FAN MOTOR
CNS971
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
161718
19
20
21
22
1
3
5
7
9
11
13
15
CNS603
P6-6 4-G
FROM
GAME INPUT PWB
1
2
1
2
AM LOOP
ANTENNA
RD
BR
1
2
MAIN PWB-A1
FM 75 OHMS
GND
1
1
2
3
4
5
6
7
8
9
23
123
BCE
3
2
1
B
C
E
5
4
3
2
1
2
1
BCE
BCE
L-CH
R-CH
123456789
101112131415161718
CD-ES770
A
B
C
D
E
F
G
H
1
23456
Figure 10 WIRING SIDE OF PWB
– 10 –
Page 11
CD-ES770
A
B
C
D
E
F
G
CD-ES770
602x2
205
205
205
205
205
CHANGER
MECHANISM UNIT
CD
MECHANISM
201-17
213
214
201-2
201-18
602x4
PWB-C
201-22
201-25
201-4
201-20
201-23
201-9
: Changed
603x4
206
207
602x2
201-21
216
201-1
FF/REW
ROLLER
ASS'Y
FLYWHEEL
ASS'Y
TAPE2
PWB-D
PWB-A2
210
201-10
203x2
BELT CONNECTION
Tape
Motor
MAIN BELT
226
FL701
201
201-15
612
604
201-16
201-14
201-24
201-9
FF/REW
ROLLER
ASS'Y
FLYWHEEL
ASS'Y
TAPE1
601x3
605x6
604x10
614x2
201-12
201-8
201-13
201-26
201-11
228
212
610
217
613
229
222
212
604
202
209
223
216
609x2
PWB-A1
607x2
PWB-B2
Silicon
Grease
608x4
PT801
610
204
M901
IC851
618
601x5
601x3
601x2
601x8
218
227
601x2
225
220
221
IC901
613x2
PWB-B1
611
224x10
201-5
201-6
H
201-7
201-19
201-3
606x2
208 219
Note: Only the unit and consumable parts are supplied as parts supply for the Tape mechanism.
1
23456
Figure 11 CABINET EXPLODED VIEW
– 11 –
203x2
Page 12
CD-ES770
CP-ES770
SPEAKER BOX PARTS
901 GBOXLA091AW01 J BC Speaker Box Ass’y,Left
A
902 GBOXRA091AW01 J BC Speaker Box Ass’y,Right
903 CPNLSA005AW05 J AV Front Panel Ass’y,Left
904 CPNLSA006AW05 J AV Front Panel Ass’y,Right
905 HPNLSA037AWSA J AN Side Panel,Left
906 HPNLSA038AWSA J AN Side Panel,Right
907 TSPC-A370AWZZ J AB Label,Specifications
908 PFLT-0046AWZZ J AC Felt
909 QCNWHA001AWZZ J AK Speaker Cord Ass’y with
Capacitor
B
SP5,
SUPER TWEETER
SUPER TWEETER
6
SP5,
6
SP3,
TWEETER
4
C
903, 904
SP1,
2
WOOFER
D
910 XJBSD40P16000 J AB Screw,M4x16mm
911 XJBSD30P12000 J AA Screw,M3x12mm
912 XMPSF40P25000 J AB Screw,M4x25mm
914 PFLT-0079AWZZ J AG Felt
915 PCUSG0147AWZZ J BC Cushion,Leg
SP1,2 RSP-ZA128AWZZ J BD Woofer
SP3,4 RSP-ZA132AWZZ J AS Tweeter
SP5,6 LHLDZA068AWM1 J AM Super Tweeter Ass'y
SP5,
SP5,
6
6
SUPER TWEETER
SUPER TWEETER
C1,
C2
Capacitor
2.7 µF,
250 V
Electrolytic
914x3
BK BL
WOOFER
905, 906
SP1,
SP3,
TWEETER
BL
BK
2
912x2
4
C1,
C2
Capacitor
2.7 µF,
250 V
RD BK
Electrolytic
908x3
E
x2
SP3,4
911x2
F
SP9,810
911x2
SP7,
911x2
x3
901, 902
907
909
G
910x4
H
SP1,2
1
23456
915x4
Figure 12 SPEAKER EXPLODED VIEW
– 12 –
Page 13
–– MEMO ––
CD-ES770
– 13 –
Page 14
CD-ES770
COPYRIGHT 2005 BY SHARP CORPORATION
©
ALL RIGHTS RESERVED.
No part of this publication may be reproduced,
stored in a retrieval system, or transmitted in
any form or by any means, electronic, mechanical,
photocopying, recording, or otherwise, without
prior written permission of the publisher.
SHARP CORPORATION
AV Systems Group
Quality & Reliability Control Center
Higashihiroshima, Hiroshima 739-0192, Japan
Printed in Japan
A0502-210DS•HA•M
SC
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