Sony Tc Kb820s Manual

Ð 30 Ð Ð 29 Ð
TC-KB820S
5-9. SCHEMATIC  DIAGRAM  Ð DOLBY-S Section Ð
¥
 See page 28 for IC Block Diagrams.
5-8. PRINTED  WIRING  BOARD  Ð DOLBY-S Section Ð
¥
 See page 13 for Circuit Boards Location.
(Page 21)
(Page 20) 

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TC-KB820S
5-10. PRINTED  WIRING  BOARDS  Ð PANEL Section Ð  ¥ See page 13 for Circuit Boards Location.
(Page 19)
(Page 19)
(Page 32)
(Page 32)
(Page 19) (Page 20) 

TC-KB820S
Ð 34 Ð Ð 33 Ð
5-11. SCHEMATIC  DIAGRAM  Ð PANEL Section Ð
The components identified by mark ! or dotted
line with mark ! are critical for safety.
Replace only with part number specified. (Page 21) (Page 26)
(Page 26) (Page 26) 

5-12. IC  PIN  FUNCTION  DESCRIPTION
¥ MAIN  BOARD  IC801  CXP82612-022Q (SYSTEM CONTROLLER)
Ð 35 ÐÐ 36 Ð
Pin No. Pin Name I/O Function
1 STOP SW I Mechanism stop detect switch (S81) input terminal
2 SIRCS IN I Sircs signal input from the remote control receiver (IC901)
3 VERSION2 I Setting terminal for the version (fixed at “L”)
4 to 6 NC O Not used (open)
7 MPX ON/OFF O Multiplex filter on/off control signal output terminal    “H”: multiplex filter on
8 CAL ON/OFF O Calibration on/off control signal...

Ð 37 Ð
SECTION  6
EXPLODED  VIEWS
The components identified by
mark ! or dotted line with mark
! are critical for safety.
Replace only with part number
specified. ¥ Items marked Ò*Ó are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
¥ The mechanical parts with no reference num-
ber in the exploded views are not supplied.
¥ Hardware (# mark) list and accessories and
packing materials are given in the last of the
electrical parts...

Ð 38 Ð
Ref. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark
51 3-020-978-01 KNOB (REC)
52 3-020-979-01 KNOB (BALANCE)
53 X-3374-953-1 LID ASSY, CASSETTE
54 4-942-568-41 EMBLEM (NO.5), SONY
55 3-020-971-01 PANEL, FRONT (AEP,UK)
55 3-020-971-21 PANEL, FRONT (Australian)
56 3-020-980-01 WINDOW (METER)
57 4-922-921-62 BUTTON (POWER)
58 4-951-620-01 SCREW (2.6X8), +BVTP59 1-696-456-11 WIRE (FLAT TYPE) (31 CORE)
60 1-590-486-11 WIRE (FLAT TYPE) (7 CORE)
61 3-020-975-01 BUTTON (CONTROL)
62...

Ð 39 Ð
101 X-3368-119-1 HOLDER (R) ASSY, CASSETTE
102 3-354-963-01 DAMPER
103 1-769-914-11 WIRE (FLAT TYPE) (9 CORE)
104 3-354-957-01 JOINT (LOCK LEVER)*105 3-354-954-01 LEVER (LOCK LEVER R)
106 3-354-962-01 SPRING (EJ SAFTY SPRING R)
107 3-354-956-01 LEVER (EJ SAFTY LEVER R)
108 3-354-960-01 SPRING (LOADING R), TORSION
Ref. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark
(13)  MD  ASSÕY  SECTION
102
#5TCM-190VB12CSS
103
104
105
106
108
101
107 

Ð 40 Ð
151 3-907-362-01 SPRING, TORSION
152 A-2004-673-A DECK (ONE) ASSY, HEAD (including HRP901)
153 3-343-484-01 SPRING, COMPRESSION
*154 3-359-445-11 HOLDER (1 WAY HEAD)
155 X-3374-992-1 SLIDER (LIMITER) ASSY
156 3-363-868-01 SPRING (HEAD CHASSIS), TENSION
157 X-3367-629-1 FLYWHEEL (FWD) ASSY
158 3-359-467-01 BELT (1 WAY FLAT BELT)
159 3-359-436-11 BASE (THRUST RETAINER), FITTING
160 3-359-414-01 SCREW (+PTPWH 2X23)
161 1-638-983-11 MOTOR FLEXIBLE BOARD
*162 A-2007-780-A AUDIO BOARD, COMPLETE
163...

Ð 41 Ð
201 3-359-469-01 SPACER
202 X-3359-416-1 CHASSIS ASSY, MECHANICAL
*203 3-359-415-01 SLIDER (TRIGGER SLIDER)
204 3-359-454-01 SPRING, TORSION
205 3-359-429-01 SLIDER (BRAKE PLATE)
206 3-359-456-01 SPRING (TRIGGER SPRING), TORSION
207 X-3366-569-1 ARM ASSY, FR
Ref. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark
208 3-359-419-11 GEAR (FR GEAR)
209 3-359-421-01 CLUTCH (REEL DISK)
210 3-359-418-01 PULLEY (FR PULLEY)
211 3-924-185-11 SPRING (FR ARM), TORSION
212 3-936-483-01 GEAR (CAM...

Ð 42 Ð
SECTION  7
ELECTRICAL  PARTS  LIST
NOTE:
¥ Due to standardization, replacements in the
parts list may be different from the parts speci-
fied in the diagrams or the components used
on the set.
¥ -XX and -X mean standardized parts, so they
may have some difference from the original
one.
¥ RESISTORS
All resistors are in ohms.
METAL: Metal-film resistor.
METAL OXIDE: Metal oxide-film resistor.
F: nonflammable¥ Items marked Ò*Ó are not stocked since they
are seldom required for routine service.
Some...