Sharp QT-120H (serv.man2) Service Manual ▷ View online
QT-120H
– 9 –
Figure 9 WIRING SIDE OF P.W.BOARD (2/3)
7
8
9
10
11
12
TC4
TC2
VC4
VC2
VC3
VC1
TC3
TC1
BK
MAIN PWB-A
BK
RD
GR
WH
WH
GY
MIC201
BUIL-IN
BUIL-IN
MICROPHONE
(257)
FM ROD ANTENNA(216)
(225)
MW
MW/LW BAR ANTENNA
L105
L104
LW
SW101
BAND SELECTOR
LW
MW
FM
SW301
FUNCTION SELECTOR
FM MONE
FM ST
TAPE
RADIO
STANS-BY
ON
SW4
BEAT CANCEL
GR
RD
BK
R303
R304
R302
R301
R311
R305
R307
R358
R360
R362
R361
R308
C364
R310
L701
FW2
CNS202
1
1 2 3 4
4
CNS301
C712
C369
R337
OR
BK
YL
RD
BK
RD
1
7
WH
R313
R314
CF103
T103
1
5
10
12
13
15
20
24
D102
IC101
C101
L102
CF101
R126
FM1
C102
C110
R121
D104
D103
R214
R213
R217
R216
C217
C221
R218
R215
R206
R204
R208
C214
C222
C219
C220
C205
1
2
3
4
5
6
7
8
9
10
11
12
C207
R203
R205
R223
C223
C231
C228
C227
A
B
C
B
E
C
A
B
C
C233
R227
R228
C229
C232
R226
SW201
RECORD/
PLAYBACK
RECORD/
PLAYBACK
CNS201
C208
R202
A
B
C
D
H
G
F
E
PLAY
REC
C203
C202
C201
C204
C224
C206
C213
C211
C216
R229
D201
R232
C218
SW301
D
E
F
C
B
A
C124
R122
L103
R103
C113
C135
T102
TC102
SW101
TC103
R138
E
F
G
H
A
B
C
D
R104
C138
C139
C151
C152
1
1
1 2 3
3
2
1
2
1
C
E
B
C
B
E
2
3
4
4
3
2
1
5
6
4
R133
R135
R136
R134
R131
R128
C147
C149
C154
R130
C145
C140
R125
C143
VC0
C366
Q301
C
B
E
C
B
E
Q306
R357
D301
Q305
C371
Q302
C301
C302
C362
C361
C363
C370
R306
R309
R312
C153
R127
C137
C108
R102
C114
C104
C121
R222
R221
R231
R224
R219
R220
C209
R207
T201
R225
C230
Q202
IC201
C212
C210
R201
R211
R212
C215
C122
C125
C129
C130
C132
C136
R106
C133
C127
C126
D101
C107
C111
C134
C109
C106
R101
CF102
T101
IC102
C146
C144
C142
C141
R132
C148
VR101
R356
R355
C365
2
1
9
8
7
6
5
4
3
2
1
3
2
1
L108
L107
QT-120H
– 10 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
Figure 10 WIRING SIDE OF P.W.BOARD (3/3)
T701
POWER
TRANSFORMER
SO701
AC POWER INLET SOCKET
AC230V
50Hz
BR
BL
BL
OR
WH
WH
1
2
BK
(219)
(218)
RD
(220)
BATTERYS
DC12V["D"SIZE(UM/SUM-1,
R20 or HP2)battery 8]
DC12V["D"SIZE(UM/SUM-1,
R20 or HP2)battery 8]
TO
POWER AMP.PWB
CNS601
P8 6-D
BK
RD
RD
GR
WH
BK
BK
RD
GR
WH
BK
BK
RD
6
5
4
3
2
1
5
4
3
2
1
GY
TO
MAIN PWB
CNS301
P8 6-D
CNP301
POWER SUPPLY PWB-D
GRAPHIC EQUALIZER PWB-C
(TOP VIEW)
GRAPHIC EQUALIZER PWB-C
(BOTTOM VIEW)
(256)
CNP701
+
C351
R316
R335
C304
R319
R321
R324
C313
R325
R332
R333
R331
R326
C314
R322
R328
R354
C311
C303
R359
R351
R329
C309
R315
R320
C308
VR302
VR303
GRAPHIC EQUALIZER
R317
R336
C306
C307
C305
R323
R318
R327
C312
R334
R330
R352
C352
C310
R353
Q304
C
E
B
Q303
C
E
B
1
6
C354
C355
C353
VR303
10KHz
10KHz
VR302
1KHz
1KHz
VR301
X-BASS
X-BASS
MAX
A
B
A
B
A
B
MIN
X-BASS GRAPHIC
EQUALIZER
F701
T1.25A L 250V
T1.25A L 250V
D704
D703
D701
D702
C704
C703
C701
C702
B R
COLOR TABLE
R D ( R )
O R
Y L
G R
B L
V L
G Y
W H ( W )
B K
P K
BROWN
RED
ORANGE
YELLOW
GREEN
BLUE
VIOLET
GRAY
WHITE
BLACK
PINK
— 1 —
QT-120H
PARTS GUIDE
“HOW TO ORDER REPLACEMENT PARTS”
To have your order filled promptly and correctly, please furnish the
following information.
1. MODEL NUMBER
2. REF. No.
3. PART NO.
4. DESCRIPTION
MARK: SPARE PARTS-DELIVERY SECTION
For U.S.A. only
Contact your nearest SHARP Parts Distributor to order.
For location of SHARP Parts Distributor,
Please call Toll-Free;
1-800-BE-SHARP
Please call Toll-Free;
1-800-BE-SHARP
NOTE:
Parts marked with “
” are important for maintaining the safety of the set.
Be sure to replace parts with specified ones for maintaining the safety and performance of the set.
Capacitors
VCC ....................... Ceramic type
VCK ........................ Ceramic type
VCK ........................ Ceramic type
VCT ........................ Semiconductor type
VC • • MF ............... Cylindrical type (without lead wire)
VC • • MN ............... Cylindrical type (without lead wire)
VC • • MN ............... Cylindrical type (without lead wire)
VC • • TV ................ Square type (without lead wire)
VC • • TQ ............... Square type (without lead wire)
VC • • CY ............... Square type (without lead wire)
VC • • CY ............... Square type (without lead wire)
VC • • CZ ............... Square type (without lead wire)
VC • • • • • • • • • J .. The 13th character represents capacity difference.
("J"
±
5%, "K"
±
10%, "M"
±
20%, "N"
±
30%,
"C"
±
0.25 pF, "D"
±
0.5 pF, "Z" +80-20%.)
If there are no indications for the electrolytic capacitors, error is
±
20%.
Resistors
VRD ....................... Carbon-film type
VRS ........................ Carbon-film type
VRS ........................ Carbon-film type
VRN ....................... Metal-film type
VR • • MF ............... Cylindrical type (without lead wire)
VR • • MN ............... Cylindrical type (without lead wire)
VR • • MN ............... Cylindrical type (without lead wire)
VR • • TV ................ Square type (without lead wire)
VR • • TQ ............... Square type (without lead wire)
VR • • CY ............... Square type (without lead wire)
VR • • CY ............... Square type (without lead wire)
VR • • CZ ............... Square type (without lead wire)
VR • • • • • • • • • J .. The 13th character represents error.
("J"
±
5%, "F"
±
1%, "D"
±
0.5%.)
If there are no indications for other parts, the resistors are
±
5%
carbon-film type.
Explanation of capacitors/resistors parts codes
MODEL
QT-120H
PRICE
RANK
DESCRIPTION
NO.
PART CODE
NO.
PARTS CODE
PRICE
RANK
DESCRIPTION
QT-120H
– 1 –
INTEGRATED CIRCUITS
IC101
VHILA1186N/-1
J
AE
FM Front End,LA1186N
IC102
VHILA1805//-1
J
AM IF Amp. & FM MPX.,LA1805
IC201
VHIBA3313L/-1
J
AF
Pre Amp.,BA3313L
IC601
VHITA8207K/-1
J
AL
Power Amp.,TA8207K
TRANSISTORS
Q202
9FF28318050000
J
AK
Silicon,NPN,ZQT8050 D
Q301,302
9FF2830901403
J
AH
Silicon,NPN,9014 C
Q303~306
9FF2830901403
J
AH
Silicon,NPN,9014 C
Q701
9FF28318050000
J
AK
Silicon,NPN,ZQT8050 D
DIODES
D101,102
VHD1N4148//-1
J
AA
Silicon,1N4148
D103,104
VHD1N4148//-1
J
AA
Silicon,1N4148
D201
VHD1N4148//-1
J
AA
Silicon,1N4148
D301
VHD1N4148//-1
J
AA
Silicon,1N4148
!
D701~704
9FF28105392000
J
AG Silicon,1N5392
D706
VHEMTZJ8R2C-1
J
AB
Zener,8.2V,MTZJ8.2C
FILTERS
CF101
9FF27310205020
J
AE
FM Band Pass Filter,108 MHz
CF102
9FF27201075832
J
AN
FM IF,10.7 MHz
CF103
9FF27204603431
J
AL
AM IF,460 kHz
TRANSFORMERS
T101
9FF29621805150
J
AH
FM IF
T102
9FF29621805170
J
AH
FM Detection
T103
9FF29601805140
J
AH
AM IF
T201
9FF30470125110
J
AK
Bias Oscillation
!
T701
9FF29557125011
J
Power
COILS
L102
9FF3004503108
J
AC
FM RF
L103
9FF30409611004
J
AL
FM Oscillation
L104
9FF29907115940
J
AF
MW Bar Antenna
L105
9FF29924530940
J
AF
LW Bar Antenna
L107
9FF30410125120
J
AG MW Oscillation
L108
9FF30490125120
J
AH
LW Oscillation
L701
9FF29400470000
J
AE
47
µ
F,Choke
VARIABLE RESISTORS
VR101
9FF29800103204
J
AK
10 kohm (B),Semi-VR [VCO]
VR301
9FF29213503120
J
AP
50 kohms (B)
×
2 [X-BASS]
VR302,303
9FF29213104110
J
AP
100 kohm (B)
×
2
[Graphic Equalizer]
VR501
9FF29203503120
J
BP
50 kohms (B)
×
2 [Volume]
VARIABLE CAPACITORS
TC102,103
9FF27800200011
J
AL
Trimmer,20 pF
VC1~4
9FF29701007000
J
BA
Variable Capacitance with
Trimmer (TC1~4)
CAPACITORS
C101
VCCCPU1HH100K J
AA
10 pF (CH),50V
C102
VCKYPU1HB102K
J
AA
0.001
µ
F,50V
C104
VCKYPU1HB102K
J
AA
0.001
µ
F,50V
C106
VCCCPU1HH220J
J
AA
22 pF (CH),50V
C107
VCKYPU1HB102K
J
AA
0.001
µ
F,50V
C108
RC-GZA106AF1A
J
AC
10
µ
F,10V,Electrolytic
C109
VCCCPU1HH200J
J
AA
20 pF (CH),50V
C110
VCCCPU1HH3R0C J
AA
3 pF (CH),50V
C111
VCCCPU1HH330J
J
AA
33 pF (CH),50V
C112
VCKZPU1HF223Z
J
AA
0.022
µ
F,50V
C114
VCKZPU1HF223Z
J
AA
0.022
µ
F,50V
C115
VCKZPU1HF223Z
J
AA
0.022
µ
F,50V
C121
VCCCPU1HH100K J
AA
10 pF (CH),50V
C122
VCCCPU1HH120J
J
AA
12 pF (CH),50V
C124
VCKZPU1HF223Z
J
AA
0.022
µ
F,50V
C125
VCCCPU1HH5R0C J
AA
5 pF (CH),50V
C126
9FF27703612200
J
360 pF,50V,Polystylene
C127
9FF2770022122
J
220 pF,50V,Polystylene
C129
VCCCPU1HH560J
J
AB
56 pF (CH),50V
C130
VCCSPU1HL181K
J
AA
180 pF,50V
C132,133
VCKZPU1HF223Z
J
AA
0.022
µ
F,50V
C134
VCCSPU1HL221K
J
AA
220 pF,50V
C135
RC-GZA106AF1A
J
AC
10
µ
F,10V,Electrolytic
C136~138
VCKZPU1HF223Z
J
AA
0.022
µ
F,50V
C139
RC-GZA226AF1C
J
AB
22
µ
F,16V,Electrolytic
C140
VCQYKU1HM472K J
AB
0.0047
µ
F,50V,Mylar
C141
VCQYKU1HM822K J
AA
0.0082
µ
F,50V,Mylar
C142
RC-GZA335AF1H
J
AB
3.3
µ
F,50V,Electrolytic
C143
VCKYPU1HB471K
J
AA
470 pF,50V
C144
RC-GZA335AF1H
J
AB
3.3
µ
F,50V,Electrolytic
C145
9FF27701522200
J
0.0015
µ
F,50V,Polystylene
C147
RC-GZA105AF1H
J
AB
1
µ
F,50V,Electrolytic
C148
RC-GZA227AF1A
J
AB
220
µ
F,10V,Electrolytic
C149
VCKZPU1HF223Z
J
AA
0.022
µ
F,50V
C150
RC-GZA107AF1A
J
AB
100
µ
F,10V,Electrolytic
C151,152
VCQYKU1HM123K J
AA
0.012
µ
F,50V,Mylar
C153,154
RC-GZA105AF1H
J
AB
1
µ
F,50V,Electrolytic
C201~204
VCQYKU1HM102K J
AA
0.001
µ
F,50V,Mylar
C205,206
VCCSPU1HL101K
J
AA
100 pF,50V
C207,208
VCKYPU1HB681K
J
AA
680 pF,50V
C209,210
RC-GZA476AF1A
J
AB
47
µ
F,10V,Electrolytic
C211,212
VCQYKU1HM273K J
AB
0.027
µ
F,50V,Mylar
C213,214
RC-GZA105AF1H
J
AB
1
µ
F,50V,Electrolytic
C215,216
VCQYKU1HM222K J
AA
0.0022
µ
F,50V,Mylar
C217
RC-GZA224AF1H
J
AA
0.22
µ
F,50V,Electrolytic
C218
VCKYPU1HB103K
J
AA
0.01
µ
F,50V
C219
RC-GZA227AF1A
J
AB
220
µ
F,10V,Electrolytic
C220
RC-GZA476AF1A
J
AB
47
µ
F,10V,Electrolytic
C221
RC-GZA106AF1A
J
AC
10
µ
F,10V,Electrolytic
C222~224
RC-GZA105AF1H
J
AB
1
µ
F,50V,Electrolytic
C227
VCCSPU1HL181K
J
AA
180 pF,50V
C228
VCCSPU1HL331K
J
AA
330 pF,50V
C229
VCQYKU1HM182K J
AA
0.0018
µ
F,50V,Mylar
C230
VCQYKU1HM562K J
AA
0.0056
µ
F,50V,Mylar
C231
VCQYKU1HM223K J
AB
0.022
µ
F,50V,Mylar
C232
RC-GZA107AF1A
J
AB
100
µ
F,10V,Electrolytic
C233
VCKZPU1HF223Z
J
AA
0.022
µ
F,50V
C301,302
VCKYPU1HB102K
J
AA
0.001
µ
F,50V
C303~314
9FF23780125010
J
AN
Chip Only PWB Ass’y
C351,352
9FF23780125010
J
AN
Chip Only PWB Ass’y
C353
RC-EZY105AF1H
J
AB
1
µ
F,50V,Electrolytic
C354
RC-GZA105AF1H
J
AB
1
µ
F,50V,Electrolytic
C355
RC-GZA107AF1A
J
AB
100
µ
F,10V,Electrolytic
C361,362
RC-GZA105AF1H
J
AB
1
µ
F,50V,Electrolytic
C363,364
VCCSPU1HL221K
J
AA
220 pF,50V
C365,366
RC-GZA105AF1H
J
AB
1
µ
F,50V,Electrolytic
C369
RC-GZA107AF1A
J
AB
100
µ
F,10V,Electrolytic
C370
RC-GZA226AF1A
J
AB
22
µ
F,10V,Electrolytic
C371
RC-GZA106AF1A
J
AC
10
µ
F,10V,Electrolytic
C521,522
VCQYKU1HM102K J
AA
0.001
µ
F,50V,Mylar
C523,524
VCQYKU1HM154K J
AC
0.15
µ
F,50V,Mylar
C601,602
RC-GZA105AF1H
J
AB
1
µ
F,50V,Electrolytic
C603,604
VCQYKU1HM102K J
AA
0.001
µ
F,50V,Mylar
C605,606
RC-GZA476AF1A
J
AB
47
µ
F,10V,Electrolytic
C607,608
RC-GZA107AF1A
J
AB
100
µ
F,10V,Electrolytic
C609,610
VCQYKU1HM154K J
AC
0.15
µ
F,50V,Mylar
C611,612
RC-GZA108AF1A
J
AD
1000
µ
F,10V,Electrolytic
C701~704
VCKZPU1HF223Z
J
AA
0.022
µ
F,50V
C706
VCKZPU1HF223Z
J
AA
0.022
µ
F,50V
C707
RC-GZA107AF1A
J
AB
100
µ
F,10V,Electrolytic
C708,709
VCKZPU1HF223Z
J
AA
0.022
µ
F,50V
C710
RC-GZW228AF1E
J
AE
2200
µ
F,25V,Electrolytic
C711
VCKZPU1HF223Z
J
AA
0.022
µ
F,50V
C712
RC-GZA107AF1E
J
AB
100
µ
F,25V,Electrolytic
RESISTORS
R101
VRD-ST2EE100J
J
AA
10 ohm,1/4W
R102
VRD-ST2EE101J
J
AA
100 ohm,1/4W
R103
VRD-ST2CD330J
J
AA
33 ohms,1/6W
R104
VRD-ST2EE470J
J
AA
47 ohms,1/4W
R105
VRD-ST2EE224J
J
AA
220 kohms,1/4W
R106
VRD-ST2EE824J
J
AA
820 kohms,1/4W
R122
VRD-ST2EE101J
J
AA
100 ohm,1/4W
R125
VRD-ST2EE333J
J
AA
33 kohms,1/4W
R126
VRD-ST2EE101J
J
AA
100 ohm,1/4W
R128
VRD-ST2EE154J
J
AA
150 kohms,1/4W
R130
VRD-ST2EE153J
J
AA
15 kohms,1/4W
R131
VRD-ST2EE100J
J
AA
10 ohm,1/4W
R132
VRD-ST2EE392J
J
AA
3.9 kohms,1/4W
R133,134
VRD-ST2EE103J
J
AA
10 kohm,1/4W
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