DOWNLOAD Sony CFS-K1066 / CFS-K1066S Service Manual ↓ Size: 2.94 MB | Pages: 22 in PDF or view online for FREE

Model
CFS-K1066 CFS-K1066S
Pages
22
Size
2.94 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
cfs-k1066-cfs-k1066s.pdf
Date
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– 9 –
Tape Speed Adjustment
Procedure :
Mode : Playback
Adjustment Values :
Speed checker
Digital frequency counter
 ±3%
2,910 to 3,090Hz
Frequency difference between the beginning and the end of the tape
should be within 1% (30Hz).
Adjustment Location :
set
test tape
WS-48A
(3kHz, 0dB)
32 
Ω
speed checker
LFM-30 or
digital frequency
counter
phones jack
 TUNER  SECTION
• Switch location
FUNCTION switch
 • • • • • • • • • • • • • • • •
RADIO (CFS-K1066S)
PRESET MODE
 • • • • • • • • • • • • • • • • • • • •
MANUAL
GRAPHIC EQUALIZER
 • • • • • • •
center click
BALANCE
 • • • • • • • • • • • • • • • • • • • • • • • • • • • •
center click
VOLUME
 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
MAX
MEGA BASS
 • • • • • • • • • • • • • • • • • • • • • • • •
mechanical center
KARAOKE MODE switch
 • • • • •
OFF
 MW Section
Procedure :
FUNCTION  switch
: AM (CFS-K1066)
BAND  switch
: MW (CFS-K1066S)
FINE TUNE control
: mechanical center (CFS-K1066S)
CFS-K1066S
   SW Section
  Procedure :
BAND  switch
: SW1, SW2
FINE TUNE control
: mechanical center
 FM Section
Procedure :
FUNCTION  switch
: FM (CFS-K1066)
BAND  switch
: FM (CFS-K1066S)
FINE TUNE control
: mechanical center (CFS-K1066S)
• Repeat the procedures in each adjustment several times, and the
frequency coverage and tracking adjustments should be finally
done by the trimmer capacitors.
AM RF signal
generator
30% amplitude modulation by 400Hz
signal.
Output level : as low as possible
Put the lead-wire
antenna close to 
the set.
FM RF signal
generator
telescopic
antenna
terminal
0.01
µ
F
22.5kHz frequency deviation 
by 400Hz signal.
Output level : as low as possible
set
32
Ω
phones jack
level meter
AM RF signal
generator
telescopic
antenna
terminal
12PF
30% amplitude modulation 
by 400Hz signal.
Output level : as low as possible
tape speed adjustment
control inside motor
– 10 –
FM VCO Adjustment
Procedure :
1. Connect the frequency counter to 4 and 7 pins of IC1 as shown
the figure below.
2. Turn the set to 98MHz.
3. Adjust RV1 for 76kHz ±500Hz reading on frequency counter.
AM IF ALIGNMENT
Adjust for a maximum reading on level meter.
T1
455kHz
AM (MW) FREQUENCY COVERAGE  ADJUSTMENT
Adjust for a maximum reading on level meter.
L4
520kHz
CT4
1,680kHz
AM (MW) TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L3
600kHz
CT3
1,400kHz
CFS-K1066S
SW1 FREQUENCY COVERAGE  ADJUSTMENT
Adjust for a maximum reading on level meter.
L6
2.2MHz
CT6
7.3MHz
SW1 TRACKING  ADJUSTMENT
Adjust for a maximum reading on level meter.
L5
2.2MHz
CT5
7.3MHz
SW2 FREQUENCY COVERAGE  ADJUSTMENT
Adjust for a maximum reading on level meter.
L8
6.8MHz
CT8
22.5MHz
SW2 TRACKING  ADJUSTMENT
Adjust for a maximum reading on level meter.
L7
6.8MHz
CT7
22.5MHz
FM FREQUENCY COVERAGE  ADJUSTMENT
Adjust for a maximum reading on level meter.
L2
86.5MHz
CT2
109.5MHz
FM TRACKING  ADJUSTMENT
Adjust for a maximum reading on level meter.
L1
86.5MHz
CT1
109.5MHz
     [ TUNER BOARD]
     (Conductor side)
    [ TUNER BOARD]
    (Conductor side)
CFS-K1066
CFS-K1066S
1
5
10
15
30
25
20
16
CF2
C10
C12
C15
C18
C14
C5
CF3
CF1
IC1
frequency counter
1
µ
F
33k
Ω
CF2
C7
C9
C12
C15
C11
CF1
CF4
1
2
3
1
2
3
1
2
3
1
5
10
15
30
25
20
16
frequency counter
1
µ
F
33k
Ω
IC1
FM RF signal
generator
Carrier frequency : 98MHz 
Modulation : no modulation
Output level : 0.032V (90dB)
telescopic
antenna
terminal
set
0.01
µ
F
– 11 –
– 12 –
– 14 –
– 13 –
– 15 –
CFS-K1066/K1066S
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAMS
CFS-K1066
  Adjustment Location : Tuner boar d (Component side)
T1 : AM IF Alignment
CT4 : AM Frequency Coverage Adjustment
CT2 : FM Frequency Coverage Adjustment
L2 : FM Frequency 
       Coverage Adjustment
L4 : AM Frequency Coverage Adjustment
RV1 : FM VCO Adjustment
CT3 : AM Tracking Adjustment
CT1 : FM Tracking Adjustment
L1 : FM Tracking Adjustment
L3 : AM Tracking Adjustment
CFS-K1066S
  Adjustment Location : Tuner boar d (Component side)
T1 : AM IF Alignment
CT4 : MW Frequency Coverage Adjustment
CT2 : FM Frequency Coverage Adjustment
L2 : FM Frequency 
       Coverage Adjustment
CT8 : SW2 Frequency Coverage Adjustment
L8 : SW2 Frequency 
       Coverage Adjustment
L4 : MW Frequency 
       Coverage Adjustment
CT6 : SW1 Frequency 
          Coverage Adjustment
L6 : SW1 Frequency 
       Coverage Adjustment
RV1 : FM VCO Adjustment
L5 : SW1 Tracking Adjustment
CT5 : SW1 Tracking Adjustment
CT7 : SW2 Tracking Adjustment
L7 : SW2 Tracking Adjustment
L3 : MW Tracking Adjustment
CT3 : MW Tracking Adjustment
CT1 : FM Tracking Adjustment
L1 : FM Tracking Adjustment
• Signal path.
F
: FM
E
: PB (L-CH)
d
: PB (R-CH)
a
: REC (L-CH)
G
: REC (R-CH)
N
: MIC
– 18 –
– 19 –
– 16 –
– 17 –
– 20 –
CFS-K1066/K1066S
r
  CIRCUIT BOARD LOCATION
5-2. PRINTED WIRING BOARDS
D1
(CFS-K1066)
B-3
D1
(CFS-K1066S)
F-5
D2
(CFS-K1066)
B-3
D2
(CFS-K1066S)
F-5
D3
(CFS-K1066)
E-4
D3
(CFS-K1066S)
J-4
D5
J-4
D301
H-16
D302
E-17
D303
D-17
D304
E-16
D331
D-17
D333
E-16
D334
E-16
D335
E-16
D336
E-16
D337
E-16
D338
E-16
D339
E-16
D340
F-13
D401
G-11
D402
G-11
D403
F-11
D404
G-11
D405
G-11
D406
F-11
D407
G-11
D408
G-11
D409
F-11
D410
H-11
D411
G-11
D412
G-11
D413
H-11
D414
G-11
D415
G-11
D416
H-12
D417
H-12
D418
H-14
Ref. No.
Location
r
  SEMICONDUCTOR LOCATION
Ref. No.
Location
D419
H-14
D420
H-14
D501
E-15
D601
E-15
D602
E-15
D901
E-22
D902
E-21
D903
E-22
D904
E-21
IC1
(CFS-K1066)
C-2
IC1
(CFS-K1066S)
H-2
IC301
E-14
IC302
G-13
IC303
G-16
IC501
F-15
IC601
F-9
Q1
(CFS-K1066)
B-2
Q1
(CFS-K1066S)
J-5
Q2
H-1
Q101
H-16
Q201
G-16
Q301
D-14
Q302
D-17
Q303
D-16
Q304
F-14
Q305
D-15
Q306
D-15
Q307
E-16
Q401
H-12
Q402
G-11
Q501
G-15
Q502
G-15
Q601
G-8
Q602
F-8
Q603
H-11
Q604
G-10
$%,
TUNER board
FUNCTION SWITCH board
POWER board
MAIN VOLUME board
MIC VOLUME board
MAIN board
Note:
• X
: parts extracted from the component side.
• b
: Pattern from the side which enables seeing.
A
B
C
D
E
F
G
H
I
J
D601
C336
D338
D337
JW117
1
3
1
3
VR301
VOLUME
W701
 [MAIN VOLUME BOARD ]
1-662-535-
11
(11)
[ MIC VOLUME BOARD ]
1-662-536-
11
(11)
1
5
7
VR602
VR601
VR603
MIC VOL
ECHO VOL
1
2
1
2
1
5
7
J601
J602
MIX MIC
5
7
8
10
14
1
B         E
B         E
B   
     E
B         E
B         E
B         E
B         E
-1
-1
-2
-2
S302
REC
PB
1
1
2
3
4
4
L – CH  
HRP901
RECORD / PLAYBACK
HEAD
R – CH  
[ MAIN BOARD ]
VR302
S401
PRESET MODE
10kHz
4kHz
400Hz
1kHz
MEGA BASS
BALANCE
5 BAND GRAPHIC EQUALIZER
SURROUND N POPS N DISCO N MANUAL
S401
S303
KARAOKE
MODE
ON
OFF
5
11
12
15
20
22
1
5
10
12
20
13
15
24
1
B         E
1
1
5
5
9
1
6
1
5
7
8
1
2
CFS-K1066S
CNP302
CFS-K1066S
CFS-K1066S
CFS-K1066
CFS-K1066
CFS-K1066S
CFS-K1066S
CFS-K1066S
CFS-K1066S
CFS-K1066
CFS-K1066
CFS-K1066
CFS-K1066
D333
D335
D334
D336
R336
Q307
[ POWER BOARD ]
(IMPEDANCE 3.2 
Ω
)
J304
SPEAKER
RIGHT
LEFT
SP201
SPEAKER
(WOOFER)
SP101
SPEAKER
(WOOFER)
SP202
SPEAKER
(TWEETER)
SP102
SPEAKER
(TWEETER)
R – CH
1
2
1
2
W706
1-662-533-
DRY BATTERY
SIZE “ D ”
(IEC DESIGNATION R20)
6PCS, 9V
S901
VOLTAGE SELECTOR
110 – 120V  N 220– 240V
J901
AC IN 
⁄
T901
POWER
TRANSFORMER
11
(11)
1
5
10
13
1
5
10
1
2
8
3
M
S501
(MOTER ON/OFF)
S502
(FF/REW)
S503
(PLAY)
PM501
PLUNGER
C367
M501
MOTOR
6
4
5
7
9
10
S301
FUNCTION
TAPE 
RADIO
S301
FUNCTION
TAPE (RADIO OFF)
AM
FM
1
5
7
-1
-2
1-662-534-
11
(11)
1-662-534-
11
(11)
FUNCTION SWITCH
BOARD
1
5
8
FUNCTION SWITCH
BOARD
-1
-2
1-662-532-
11
(11)
J303
PHONES
D301
OPR / BATT
[            ]
[            ]
LIVE N PARTY N DISCO N MANUAL
B         E
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