Pioneer DC-221Z User manual

© PIONEER
Service
CIRCUIT DESCRIPTIONS
REPAIR & ADJUSTMENTS
aes = ORDER NO.
Re ARP-811-0
STEREO DOUBLE CASSETTE TAPE DECK AMPLIFIER
C-2212
DC-2202
(Silver Version of DC-2212Z)
e DC-221Z is the same as the DC-220Z except for the exterior design (color).
e Models DC-221Z and DC-220Z come in seven versions distinguished as follows:
Applicable model
DC-221Z DC-2202
fe) — AC120V only U.S.A
Power requirement Destination
Oo AC220V (240V)* European continent
ae AC240V (220V)* United Kingdom
AC110V/120V/220V/240V (Switchable) General market
AC240V (220V)* Australia
AC220V (240V)* West Germany
AC120V only Canada
*Change the primary wiring of the power transformer.
This service manual is applicable to the KU, HB, HE, S and YP types.
For
servicing
of
the
HEZ
type,
please
refer
to
the
additional
service
manual
(ARP-812).
For
servicing
of
the
KC
type,
please
refer
to
the
additional
service
manual
(ARP-813).
For
servicing
the
HE,
HB,
S,
and
YP types,
please
see page
57-58.
¢ Ce manuel d'instruction se refere au mode de réglage, en francais. (P45-P50)
Este manual de servicio trata del método de ajuste escrito en espaiiol. (P51-P56)
a
PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153, Japan
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, California 90801 U.S.A.
TEL: [800] 421-1404, [phone]
PRIONEER ELECTRONIC [EUROPE] N.V. Keetberglaan 1, 2740 Beveren, Belgium TEL: 03/775:28:08
PIONEER ELECTRONICS AUSTRALIA PTY. LTD. 178-184 Boundary Road, Braeside, Victoria 3195, Australia
TEL: [phone]
SA@® APR. 1985 Printed in Japan

DC-2212/2202Z
CONTENTS
1. SPECIFICATIONS ........ 0.0000. c eee eee ee 2
2. FRONT PANEL FACILITIES ................. 3
3. DISASSEMBLY ...............0000.0 000008 4
4. PARTS LOCATION ............... 000.00 00e 9
5. EXPLODED VIEW ........... 0.020. cee eee 11
6. ELECTRICAL PARTS LIST.................. 21
ty “PACKING 36). oe k.cad ak vad leis 4g hagas eke 25
8. P.C.BOARDS CONNECTION DIAGRAM ....... 27
1. SPECIFICATIONS
AMPLIFIER SECTION
Continous Average Power Output is 40 Watts* per channel,
min., at 8 ohms from 40 Hertz to 20,000 Hertz, with no more
than 0.3% total harmonic distortion.
*Measured pursuant to the Federal Trade Commission's Trade Regulation
rules on Power Output Claims for Amplifiers.
Continuous Power Output
AO t0 20,Q00HZ 0... cee eeeeeeeeeeeeteeeeees 40W + 40 W(T.H.D. 0.3% 8 ohms)
TRA2(DIN) circethietaavdeantssvasavea seven oa eos 50W + 50W(T.H.D. 1% 8 ohms)
1 kHz (DIN music power) ...........c cece 7OW + 70W(T.H.D. 1% 8 ohms)
Hum and Noise (IHF, short-circuited, A network)
PHONO) 02s rudte assets ihenbelredatinsedeutehensbestivetshars mvcest omaseen Srste 72 dB
Hum and Noise (DIN continous Power/50 mV)
PHONO! ssssceutesssettmderdetunsen cots soaveliacubeSuesccabsudteneiseddentns 68 dB/60 dB
Total Harmonic Distortion (40 Hz to 20,000 Hz, 8 ohms), from CD/VIDEO
20 Watts per channel power Gutput ............ceeeeee eens No more than 0.2%
Tape Deck Section
SYSIOMS-s560 oi csncs base vectesashelvere wioctouadtidapoas Wette 4 track, 2-channel stereo
Heads “Hard Permalloy’’ recording/ playback head x 1
“Hard Permalloy” playback head x 1
“Ferrite” erasing head x 1
Dummy head x 1
MOtOr salsa cess scans eb aviepan peseueet ves ooebbes esezanesneaes OC servo 2 speed motor x 2
Wow and Flutter..........cccceccecececeseeeeneaeanenenens No more than 0.08% (WRMS}
No more than +0.20% (DIN)
Fast Winding Time ............cceeeeeeeeeeees Approximately 115 seconds (C-60 tape)
Frequency Response
—20 dB recording:
Normal tape. cvscssc.coasstes cess teeee steer ethdsecenect evvesegeosneeeat 35 to 13,000 Hz
Metaltape so:3.1.h5sficctsisesed easton seen dieeatesl Austin ceeepennete 35 to 15,000Hz
Signal-to-Noise Ratio
Dolby NR OFF ............cccccceceecesceeccsceeceeessesseeseeceeees More than 55 dB
Noise Reduction Effect
Dolby NRON .......ccccceecccceeeeeceeeeeeeeeeeeeeaeeees More than 10 dB (at 5 kHz)
9. SCHEMATIC DIAGRAM .................-05. 31
10. BLOCK DIAGRAM ...................00 eee 35
11. CIRCUIT DESCRIPTIONS .................. 37
12. ADJUSTMENTS: 'Sircs cd te head aia 39
REGIAGE Sc etoe ce ch ey eee oat 3 45
PASTE Aenea cn teu hie aout aacieri Boe 51
13. FOR HE, HB, S, YP TYPES ................ 57
14. SAFETY INFORMATION .................-- 59
Furnished Parts
Operating INStrUCTIONS.-:cSccics.csic.diea ec cgekcdzs lente ais sd eee vei ees eSeea eset cactent ree: 1
Miscellaneous
Power requirements
KU and KC models sis .dsscncevestegixeyacntivatayea teagan AC 120 V, 60 Hz
HE MOM ON 052. cSdacsadevdies snbin Sea ddawaxcaudd laapaiesdes duccadeabseaaesed AC 220 V, 50/60Hz
HB arid VP iMOdel 8) si.012 .eccteieceseeang cvecaeedaacesseuns alacttsendaed AC 240 V, 50/60 Hz
S and S/G models .......... AC 110 V/120 V/220 V/240 V, 50/60 Hz (switchable)
Power Consumption
KU model .. Minn Sisto 199 W
KC model .............0000e ... 199W
HE, HB; and'Y.Pimodels. vicccccies. cetee see veaeasecattecatebsteerededd cegeassna geass 300 W
SAN. S/GSMOMEIS: nie. cciscecsecssessnausensseceaaascdueseeedsengsecasaaneienadeseyh 199 W
DIMENSIONS: .s0. cs cae casei se sen eave receins as taw eas gtendes dae? 420W) x 188(H) x 224(D) mm
16-9/16(W) x 7-6/16(H) x 8-13/16(D) in
Weight (without package) ..........0... cocci e cece eeeeeeeee an eeeeaeees 7 kg (15 lb 7 oz)

QUESTIONNAIRE MODEL
One Model per questionnaire
Dear Servicer,
Thank you for your cooperation in the post-sale service of Pioneer products.
This questionnaire is used as a tool to improve the serviceability of our products and service manuals.
Please evaluate this model and service manual by answering the following questions. Your ideas may be
realized in our future products. Your answers will be appreciated. Thank you.
PIONEER ELECTRONIC CORP.
T. Nakagawa, Manager, Service Section, International Division
1. SERVICING EVALUATION Circle applicable number: Good Fair Poor
a. Disassembly/Re-assembly: 1 2 3 *4 *5
b. Circuit Checks: 1 2 3 *4 *5
c. Replacement of Parts: 1 o sa "an SG
d. Adjustment (s): 1 2 8 *4 *5
* If (4) or (5) was circled, please be specific.

e. Your advice, opinion or ideas related to servicing this product.
2. SERVICE MANUAL EVALUATION
a. Circuit & Mechanism Description
b. Circuit Diagram
OTHER
Please describe other areas of servicing which you may find difficult.
Completed by :
Company Name :
Address :
City/State/Zip :
Please send this form filled to the distributor in your country.

2.FRONT PANEL FACILITIES
Deck I! (Recording/Playback)
Deck | (Only for playback)
@ REC indicator
This lights during the recording mode.
@ POWER indicator
@ POWER switch
@ HEADPHONES jack
@ GRAPHIC EQUALIZER controls
By operating these five controls, equalization effects can be added to program
source or tape playback sounds.
@ BALANCE control
@ FUNCTION switches
TAPE ( a0 ): Push when playing back tapes.
CD/VIDEO{ %© }: Push when listening to a component connected to the
CD/VIDEO terminals.
TUNER ( # ): Push when listening to broadcasts on the tuner.
PHONO ({ @ ): Push when playing records on the turntable.
© VOLUME control
© PLAY switch (> )
Dc-2212Z/220zZ
@ REW switch { «<< )}
@ STOP/ EJECT switch ( ~~ )
@® REC switch ( ° )
@ PAUSE switch ( = )
@ HIGH SPEED COPY switch
OFF ( Ill ): Tapes are copied at the normal speed.
ON ( mm ): Tapes are copied at twice the normal speed.
NOTE:
¢ Do not change the switch position during tape copying.
¢ When this switch is set to the ON position, recording of an external
source {equipment connected to the CD/VIDEO terminals, a turntable
or tuner) is not possible. When not performing high speed tape copying,
always leave in the OFF position.
@ *DOLBY NR switch
Push this switch to ON when recording with the built-in Dolby noise reduction
system (B type), and when playing back tapes which. have been
recorded using the system.
Aa “ia “ih ih ih 1A TATTOO TACT TA TA TATA IA TATA TATA TATA TAS
*Noise Reduction manufactured under license from Dolby Laboratories Licens-
ing Corporation.
“Dolby” and the double-D symbol are trademarks of the Dolby Laboratories
Licensing Corporation.
aia 1h “1h 1h 1h 1h TATA TOOT TOT AO AA ATA AAA TA TAA CAAA CATA
@ TAPE COUNTER
This indicates the transport position of the tape loaded in Deck iI with a three-
digit number.
@ RESET button
Push this button to reset the tape counter display to 000.
@ SYNCHRO REC START switch
When this switch is pressed, Deck | will enter the playback mode, and Deck tl
will simultaneously begin recording.
@ REC MUTE switch
Use for creating non-recorded blank spaces on the tape.

Dc-2212/220Z
3. DISASSEMBLY
CASSETTE REPLACEMENT PROCEDURES 7. Remove 7 pieces of screw (4), and remove Deck
holder (with Synchro plate).
8. Open Cassette door. (See Fig. 3-3)
9. Remove 4 individual pieces of screw ().
10. Remove Counter belt from Tape counter, and hook
onto the Tape transport unit 2.
11]. Remove the Tape transport unit 1 and 2 from the
Front panel assembly.
1. Remove 7 pieces of screw Q).
2. Remove Bonnet case.
3. Remove 2 pieces of screw Q): and 1 piece of nut Q).
4. Push the claw at the bottom of chassis, remove the
Front panel assembly, and pull out toward you.
Remove the LED assembly from the Front panel
assembly.
5. Remove 6 pieces of screw Q). and enable the Power
amplifier assembly to move upward (See Fig. 3-2)
6. Remove connectors J7, J11, J14, J15, and J19 of the
wiring coming out of the Tape transport unit.
(Separate the front panel from the main body.)
LED assembly

al om —t-h b 4i-t-1 97-4
Connector J15
Connector J14
Connector J19
Deck holder
Fig. 3-2
Cassette door
Front panel assembly
Tape transport unit 2
Fig. 3-3

DC-2212/220Z
COMPONENT PARTS REPLACEMENT
PROCEDURES
Replacement of Motor
1.
2;
3.
SrIHNDWSf
Remove lead wire of motor terminal. (See Fig. 3-5)
Remove set screw (1), and detach Relay board.
Remove set screw (2), and detach Motor holder. (See
Fig. 3-4)
Remove 2 set screws (3) of Motor, and detach Motor.
Pull out Motor pulley from Motor.
Attach Motor pulley to new Motor.
Adjust the height of Motor pulley. (See Fig. 3-4-1).
Attach Motor to Motor holder.
Motor
Motor holder
Fig. 3-4
While applying the Belt on the flywheel side, attach
Motor holder to Tape transport unit
Apply Belt to driving pulley and pulley.
. Attach Relay board with screw Q).
Solder lead wire to motor terminal.
Fasten securely head lead and control lead with
binder.
. Adjust the tape speed.

me | ot — ee et —1 2
Tape transport unit
Relay board
Fig. 3-5
Replacement of Belt 5. Apply belt to driving pulley and pulley.
1. Remove set screw (1), and detach Relay board. 6. Fasten Relay board with screw (1).
2. Remove set screw (2), and detach Motor holder from 7. Fasten securely head lead and control lead with
the Tape transport unit binder.
3. Replace the old belt with a new one. 8. Adjust the tape speed.
4. While applying the belt on the flywheel side. attach
Motor holder to the Tape transport unit.

Dc-2212/2202Z
Replacement of Head
1. Detach cassette knob. 6. Attach cassette knob.
2. Remove head lead from head. 7. Check the running of tape.
3. Remove set screw qd) of head. 8. Perform azimuth adjustment.
4. Remove former head and install a new one. 9. Perform bias adjustment.
5. Solder head lead while taking precaution not to
touch the wirings.
Tape transport unit 2 Tape transport unit 1
Head lead wires
Head lead
WHT /
NEE ee Ee
REC/PB
head
Erase
head
eo
eet Fe A
B foe ORG Ty
a | ~ Po
MO LARP AE OS J
By
REC/PB head
oye”
es Play back head

4.PARTS
LOCATION
NOTES:
e The A mark found on some component parts indicates the importance of the
safety factor of the part. Therefore, when replacing, be sure to use parts of identical
designation.
e For your Parts Stock Control, the fast moving items are indicated with the
marks * * and * .
*&%* GENERALLY MOVES FASTER THAN *
This classification shall be adjusted by each distributor because it depends on model
number, temperature, humidity, etc.
e See P12 on DC-2202Z.
Front Panel View (DC-221Z)
Knob (REC)
AAY-101
Knob (REW)
AAY-103
Knob (FF)
Bonnet
case
AAY-104
ANE-543
Knob (PAUSE)
AAY-105
Knob (STOP/EJECT)
AAY-106
Knob (STOP/EJECT)
AAY-106
Knob (COPY SPEED)
AAY-099
Knob (DOLBY NR,
Knob (REW) REC MUTE)
AAY-103 AAY-100
Knob (PLAY) Tape counter
AAY-102 AAW-140
Knob (VOLUME)
AAB-412
* LED (POWER)
AEL-388
Knob (SYNCHRO COPY)
Knob (POWER) an oe
AAY-200
Knob (FUNCTION)
Phone jack (PHONES) AAY-098
AKN-049
* Variable resistor assembly Knob (BALANCE)
(VR1:
GRAPHIC
EQUALIZER)
AAB-411
ACX-311
|= lot —t— 418
Rear Panel View (DC-221Z)
Terminal (TUNER)
AKP-083
Terminal (SPEAKERS)
AKE-109
Terminal
(DC
SUPPLY)
_——_
=a
|
a
a
tater
ENCES estes tS ori a 4, AC power cord
7
ane
.
roan,
Dp
ADG-073
Terminal
(PHONO, CD/VIDEO)
AKB-094
x Variable resistor (INPUT)
ACT-198
Top View (DC-221Z)
‘vx Fuse (FU4, 5: 3.15A)
AEK-124
Av w«xFuse (FU3: 1.6A)
AEK-1 21
‘\ Fuse (FU1: 2.5A)
AEK-123
Fuse holder assembly
Power amprifie) assembly
Ax Power transformer GWH-178
(T1: 120V)
ATS-193
Comple:
assembly
GWM-339 8
Roses re Switch assembly
Nx Push switc
(S1: POWER) «Variable resistor
ASG-539 (VOLUME)
<<“ ACT-197
10

DC-2212/2202
5. EXPLODED VIEW
NOTES:
e Parts without part number cannot be supplied.
e The /\ mark found on some component parts indicates the importance of the
safety factor of the part. Therefore, when replacing, be sure to use parts of identical
designation.
e For your Parts Stock Control, the fast moving items are indicated with the
marks * * and * .
*&* GENERALLY MOVES FASTER THAN *
This classification shall be adjusted by each distributor because it depends on model
number, temperature, humidity, etc.
Parts List of Exterior (DC-221Z)
Mark No. Part No.
1 GWH-178
2 GWM-398
3 GWY-187
* 4 ACX-311
A * 5 ATS-193
A ke 6 ASG-539
A &* 7 AEK-123
A k* 8 AEK-121
A wk 9 AEK-124
10 AAW-140
11 ANZ-044
12 AAB-411
13 AAB-412
14 AAY-200
15 AAY-097
16 AAY-098
17. AAY-099
18 AAY-100
19 AAY-101
20 AAY-102
21 AAY-103
22 AAY-104
23. =AAY-105
24 AAY-106
11
Description |. Mark __ No. Part No.
Power amplifier assembly 25 ANE-543
Complex assembly 26 ANM-887
PB.EQ assembly ke 27 ANR-964
Variable resistor assembly ke 28 ANR-965
Power transformer 29 ANZ-034
(AC120V)
; 30 ANZ-033
Push switch (POWER) 31 ANZ-035
Ruse 2.50) 32 ANZ-032
Fuse
(1.6A)
33.
ANZ-031
Fuse
(3.15A)
34
=ANZ-036
Tape counter
35 AAX-444
Damper assembly 36 ABH-156
Knob (BALANCE) 37. ABH-147
Knob (VOLUME) 38 ABH-148
Knob (POWER) 39 ABK-012
Knob (SYNCHRO COPY)
xx 40 AEB-197
Knob (FUNCTION) 41 AEC-847
Knob (COPY SPEED) A, 42 ADG-073
Knob
43
BPZ30PO80FZK
(DOLBY NR, REC MUTE) 44 NK9OFUC
Knob (REC)
45 PBZ26PO6O0FMC
Knob (PLAY) 46 VMZ30PO60FMC
Knob
(REW)
47
YE30FUC
Knob (FF) 48 PBZ20PO40FMC
Knob (PAUSE) 49 ABN-091
Knob (STOP/EJECT)
100
Description
Bonnet case
Front panel
Door (L)
Door (R)
Door panel R
Door panel L
Name panel
POWER panel
Deck panel
Amp panel
Shine paper
REC spring
Coiled spring
Rod
Keep plate
Counter belt
Leg assembly
AC power cord
Screw 3x8
Nut
Screw 2.6x6
Screw 3x6
Washer E-type
Screw 2x4
Boss
Fuse holder Assembly
Mark No. Part No. Mark No. Part No.
Description Description
101 Switch assembly 115 Damper holder
102 Headphone jack assembly 116 REC lever
103 LED assembly (A) 117 REC base
104 LED assembly (B) 118 Transformer barrier
119 Switch barrier
105 Tape transport unit 1
106 Tape transport unit 2 120 Heat sink stopper
107 Chassis 121 Clamp plate
108 Bottom plate 122 Screw
109 Shield plate 123 Binder
110 Rear panel
111 Synchro plate
112 Balance plate
113 Heat sink holder
114 P.C.B holder
Contrast of Miscellaneous Parts
oes
|
PartNo.
=
No.
Key
No.
Symbol
&
Description
DC-221Z
DC-220Z
Knob (Black) (SYNCHRO COPY) = = | AAY-O97- | .....
Knob (Silver) (SYNCHRO COPY) =|] _ —......
Knob (Black) (REC MUTE) = ~~ | AAY-100, =| a...
Knob (Silver) (REC MUTE) = J] .....
Knob A (Black) (REC) | AAY-101 | ee
Knob A (Silver) (REC) ee
Knob B (Black) (PLAY) = | AAY-102 |...
Knob B (Silver) (PLAY) J
Knob C (Black) (REW)
Knob C (Silver) (REW) sss
Knob D (Black) (FF)
Knob D (Silver) (FF) ee
Knob E (Black) (PUASE) = = | AAY-105 |...
Knob E (Silver) (PAUSE) = i (stsizdL:S is a,
Knob F (Black) (STOP/EJECT) == = ~=—+| ~AAY-106— |i.
Knob F (Silver) (STOP/EJECT) |...
Knob (Black) (DOLBY NR, REC MUTE)
Front panel (Black) = = = = | ANM-887- | .....
Front panel (Silver) ee
Name panel (Black)
Name panel (Silver) ee
Amp panel (Black) = = | ANZ-O36 | ~~ .....
Amp panel (Silver) eee ANZ-041
12

N 9 qu au
~—™
N
- qv q
0 O
Exterior
_[7
UY
(sp)
oO
WPF
py
//
“
MP
y
RON
TS
\
——————
> //,
yd
fe
i)
6
van
4
\\N
AS
/LiL)
:
\
Z/,
AT
oO
NOx
-
YL
LY
[}//
\e& \ v 7 \
8
7
\y
WS
i
<4
\
_

N 0 Mu
q
~s
N
a
qu Mu
1
O
O
Tape Transport Unit 1

NOTES:
DC-2212/220Z
e Parts without part number cannot be supplied.
e The A, mark found on some component parts indicates the importance of the
safety factor of the part. Therefore, when replacing, be sure to use parts of identical
designation.
e For your Parts Stock Control, the fast moving items are indicated with the
marks * * and *.
** GENERALLY MOVES FASTER THAN *
This classification shall be adjusted by each distributor because it depends on model
number, temperature, humidity, etc.
Parts List of Tape Transport Unit 1
Mark No. Part No. Description Mark No. Part No. Description
1 AXV-087 Torsion spring 46 AXV-099 Torsion spring
2 AXT-007 Bush 47 AXS-098 FR start lever
3 AXW-037 Felt 48 AXV-100 Torsion spring
4 AXV-064 Compression spring 49 AXV-101 Torsion spring
5 AXS-078 Head base 50 AXS-104 Assistance plate
6 AXV-088 Torsion spring 51 AXV-102 Torsion spring
7 AXS-079 FR arm 52 AXV-105 Torsion spring
xx §=68 AXP-037 P idler assembly 53 BDZ26POSOFMC Screw 2.6X5
9 AXV-089 Torsion spring 54 BMZ20POSOFMC Screw 2X5
10 AXS-080 Reset lever 55 BTZ20PO80FMC Screw 2X8
ke 11 AXP-038 T reel assembly 56 BMZ20P100FMC Screw 2X10
we = =12 AXP-039 S reel assembly 57 BDZ17PO70FMC Screw 1.7X7
13. AXS-081 FR release lever 58 PTZ26 PO6OFMC Screw 2.66
14 AXV-090 Torsion spring 59 BTZ20PO50FMC Screw 2X5
15 AXS-082 P release lever 60 BTZ26PO60FMC Screw 2.6X6
16 AXS-083 PL plate 61 AXT-009 Motor set screw
17. AXV-091 Torsion spring 62 PDZ26PO40FMC Screw 2.6x4
18 AxXS-099 FR plate 63 BMZ20PO60FMC Screw 2x6
19 AXV-092 S brake spring 64 NA20FMC Nut M2
20 AXV-093 Torsion spring 65 WA16D040D020 Washer 1.6*4x0.2
21 AXS-084 F idler gear 66 WA21D040D030 Washer 2.1X4x0.3
22
AXS-085
Sensor
cam
xx
=
=67
—
AXN-033
Playback
head
23 AXS-086 AS gear 68 AXN-016 Dummy head
24 ~=AXV-094 Cassette holder xx 69 AXM-013 Motor
25 AXS-087 Eject cam xx 70 AXN-024 Spring switch (S22, CrO2)
26 AXS-088 Latch lever ke 671 AXN-025 Spring switch (S21, MUTE)
ke = 27 AXP-040 Pinch arm assembly ke = =672 AXN-026 Spring switch ($23, PLAY)
28 AXV-095 Torsion spring xk = «6773 AXN-027 Spring switch (S25, MS)
29 AXS-089 SE lever ke «=o 74 AXN-030 Spring switch (S24, MAIN)
30 ~=AXS-091 FF lever * 75 AXN-028 Solenoid (PM1, MS)
76 =AXS-105 FR stopper
31 AXS-092 REW lever
32 AXS-093 PL lever B 101 Button shaft
33 AXV-096 Torsion spring 102 Grounding lug
34 AXW-035 Thrust receptacle 103 Chassis
xk §=935 © AXW-037 Belt 104 REV plate
105 Gear holder
36 AXP-041 Flywheel! assembly 106 Motor holder
37 AXS-103 Motor pulley 107 FR S lever
tok 38 AXP-042 FR idler arm assembly 108 Protector
39 =AXV-104 Torsion spring 109 MS W lever
40 AXS-094 Assist gear A 110 PL start lever
41 AXS-107 Assist gear C 111 CR S lever
42 AXV-098 Torsion spring 112 Relay board
43 AXS-096 P cam lever 113 Cord fixer
44,
AXW-024
Rubber
grommet
114
Wire
tie
45
AXS-108
CR
cam
lever
115
Lug
17

Dc-2212/2202
NOTES:
e Parts without part number cannot be supplied.
e The A, mark found on some component parts indicates the importance of the
safety factor of the part. Therefore, when replacing, be sure to use parts of identical
designation.
e For your Parts Stock Control, the fast moving items are indicated with the
marks * * and * .
*&* GENERALLY MOVES FASTER THAN *
This classification shall be adjusted by each distributor because it depends on model
number, temperature, humidity, etc.
Parts List of Tape Transport Unit 2
Mark No. Part No. Description
1 AXV-087 Torsion spring
2 AXT-007 Bush
3 AXW-034 Felt
4 AXV-064 Compression spring
5 AXS-078 Head base
6 AXV-088 Torsion spring
7 AXS-079 FR arm
kk §=68 AXP-037 P idler assembly
9 AXV-089 Torsion spring
10 AXS-080 Reset lever
ke 11 AXP-038 T reel assembly
ke = =612 AXP-039 S reel assembly
13 AXS-081 FR release lever
14 AXvV-090 Torsion spring
15 AXS-082 P release lever
16 AXS-083 PL plate
17 AXV-091 Torsion spring
18 AXS-099 FR plate
19 AXV-092 S brake spring
20 AXV-093 Torsion spring
21 AXS-084 F idler gear
22 AXS-085 Sensor cam
23 AXS-086 AS gear
24 AXV-094 Cassette holder
25 AXS-087 Eject cam
26 AXS-088 Latch lever
we = 27 AXP-040 Pinch arm assembly
28 AXV-095 Torsion spring
29 ~=AXS-089 SE lever
30 = AXS-091 FF lever
31 AXS-092 REW lever
32 AXS-093 PL lever B
33 AXV-096 Torsion spring
34 AXW-035 Thrust receptacle
we = 35 AXW-037 Belt
36 AXP-041 Flywheel assembly
37 AXS-103 Motor pulley
kek 38 AXP-042 FR idler arm assembly
39 »=AXV-104 Torsion spring
40 AXS-094 Assist gear A
41 AXS-107 Assist gear C
42 AXV-098 Torsion spring
43 AXS-096 P cam lever
44 AXW-024 Rubber grommet
45 AXS-108 CR cam lever
18
Mark No. Part No. Description
46 AXV-099 Torsion spring
47 AXS-098 FR start lever
48 AXV-100 Torsion spring
49 AXV-101 Torsion spring
50 AXS-104 Assistance plate
51 AXV-102 Torsion spring
52 AXS-098 Interlock plate
53 AXS-090 Pause lever
54 AXS-100 REC lever
55 AXV-103 Lock pin
56 BDZ26PO50FMC Screw 2.6X5
57 BTZ20PO80FMC Screw 2X8
58 BMZ20P100FMC Screw 2X10
59 PTZ26PO60FMC Screw 2.6X6
60 BTZ20PO50FMC Screw 2X5
61 BTZ26 PO6OFMC Screw 2.66
62 AXT-009 Motor set screw
63 PDZ26PO40FMC Screw 2.6X4
64 NA2OFMC Nut M2
65 WA16D040D020 Washer 1.6X4x0.2
66 WA21D040D030 Washer 2.1x4x0.3
xx §=6©67 AXN-031 REC/PB head
x 68 AXN-032 Erase head
xx §=6©69 AXM-013 Motor
x*e = =70 AXN-024 Spring switch (S32, METAL)
kx = =671 AXN-025 Spring switch (S31, MUTE)
we = =72 AXN-026 Spring switch (S33, PLAY)
xk §=673 AXN-029 Spring switch
(S36, REC KNOB)
kk = =74 AXN-030 Spring switch (S34, MAIN)
75 AXS-102 REC link lever
76 AXV-106 Tension spring
101 Button shaft
102 Grounding lug
103 Chassis
104 REV plate
105 Gear holder
106 Motor holder
107 FR S lever
108 Protector
109 MS W lever
110 PL start lever
111 RSW lever
112 Relay board
113 REC protector
114 REC change plate
115 Lug
116 Cord fixer
117 Wire tie

DC-2212/220Z
Tape Transport Unit 2
oS
i]
ka
Ok
My
;
_oP 7? :
-
-
TT).
~_TAN
for]
:
20
3

DC-2212/2202
6.
ELECTR
ICAL
PARTS
LIST
Mark
Symbol
&
Description
Part
No.
Mark
Symbol
&
Description
Part
No.
«x
D821
$5566
C715,
C716
CKCYB182K50
NOTES:
(11E2)
(CKDYB182K50)
e
When
ordering
resistors,
first
convert
resistance
values
into
code
form
as
shown
in
x
D401,
D402,
D501,
1$$131
C719,
C720
CKCYB391
K50
the
following
examples.
D801—D804,
D806—D818,
(CKDYB391
K50)
Ex.
1
When
there
are
2
effective
digits
(any
digit
apart
from
0),
such
as
560
ohm
D820,
D822—-D826,
D829,
C711,
C712
CKCYB392K50
and
47k
ohm
(tolerance
is
shown
by
J=5%,
and
K=10%
).
D830,
D834—D840
(CKDYB392K50)
5602
56
x
10°
561......
RD%“PS
BEM
J
x
D851
US1035
47RQ
47x
10°
473.....
RD%“PS
AMG)
J
C301,
C302
CKCYB471K50
0.52
ORS”
esse
bny
hb
eines
RN2H
K
SWITCHES
(CKDYB471
K50)
12
OLO>
ceca
ore
kha
RSiP
@H0
K
ink
C521—C524
CKCYB681K50
Ex.
2
When
there
are
3
effective
digits
(such
as
in
high
precision
metal
film
Mark
symbol.&
Descriplion
Bart.No;
(CKDYB681
K50)
resistors).
xx
$401
Slide
switch
(REC/PB)
ASH-105
C721,
C722
CKCYB682
K50
5.62k2
562
x
10!
5621
....
RN%SR
HAA
F
**
$701
Push
switch
(FUNCTION)
SUJ6L4B2B2B2LF
(CKDYB682
K50)
e
The
&
mark
found
on
some
component
parts
indicates
the
importance
of
the
safety
factor
of
the
part.
Therefore,
when
replacing,
be
sure
to
use
parts
of
COILS
AND
TRANSFORMERS
C717,
C718
CKCYX153M25
identical
designation.
ee
(CKDYX153M25)
e
For
your
Parts
Stock
Control,
the
fast
moving
items
are
indicated
with
the
Mark
Symbol
&
Description
Part
No.
C707,
C708
CKCYX183M25
marks
**
and
*
.
F401,
F402
MPX
filter
ATF-167
(CKDYX183M25)
_%&%
GENERALLY
MOVES
FASTER
THAN
*
—
L801
Inductor
ATH-094
€703,
C704
CKCYX393M25
This
classification
shall
be
adjusted
by
each
distributor
because
it
depends
on
L501,
L502
Inductor
ATH-117
(CKDYX393M25)
model
number,
temperature,
humidity,
etc.
L401,
L402
Trap
coil
ATM-034
L503,
L504
Trap
coil
ATM-035
C713,
C714
CKCYX683
M25
:
(CKDYX683M25)
Miscellaneous
Parts
OTHERS
T801
Oscillator
transformer
|
ATX-035
C507,
C508,
C806,
C808,
CQMA103J50
P.C.
BOARD
ASSEMBLIES
Mark
Symbol
&
Description
Part
No.
C852
Mark
Symbol!
&
Description
Part
No.
r
At
Power.
era
ADG-073
CAPACITORS
C509,
C510
CQMA123J50
|
ioti
;
C805,
C807
CQMA153J50
Power
amplifier
assembly
GWH-178
Mark
Symbol’SDescripyen
EartiNe
Complex
assembly
GWM-398
C804
Polypropylene
ACE-134
C503,
C504
CQMA182J50
PB.
EQ
assembly
GWY-187
Complex
Assembly
(GWM-398)
(680p/630V)
C421,
C422
COMA183J50
Switch
assembly
non
supply
SEMICONDUCTORS
C723,
C724
Ceramic
ACG-028
C313, C314,
C851
CQMA223J50
Headphone
jack
assembly
non
supply
od
(330p/50V)
C611,
C612
CQMA242J50
park
Symbol
&
Description
oo
C417,
C418
Electrolytic
ACH-387
C411,
C412, C513,
C514
COMA333J50
Fuse
holder
assembly
non
supply
ke
1C€701,
IC702
BA3812L
(0.27/50V)
LED
assembly
(B)
non
supply
ee
=
1C401
HA12045
C511,
C512
CQMA393J50
LED
assembly
(A)
non
supply
xx
—
IC501
M5218L
Cola
cae)
&
eettoWwne
Beneee
C413,
C414
COMA472J50
(0.82/50V)
‘
562
SWITCH
ak
IC601
M5218P
22
C309,
C310
CQMA562J50
x
1301
M5220L
C306)
'C306,/C605--
C608"
CECSEIOTI50
C515,
C516
COMA682J50
Mark
Symbol
&
Description
Part
No.
(CCDSL101
J50)
C613,
C614
COMA822.550
C802, C803
CCCSL101
K500
A
Be
Wi
ASG-53
xx
1C801
TA7341P
'
me
EUS
EWC
one
Pee
+*
0803,
0806
DTA124ES
(CCDSL101
K500)
RESISTORS
(RN2203)
NOTE:
Wh
deri
ist:
t
th
ist
l
aiaesiiiats
+x
0842
DTA143ES
C403,
C404,
C429,
C430
CCCSL470J50
into
cade.
oAn.
wad
than
rreiurte
tha
park
io,
os
before.
Mark
Symbol
&
Description
Part
No.
(RN2201)
(CCDSL470J50)
:
:
’
C709,
C710
CEASR15M50
ss
A,
-
1
Mark
Symbol
&
Description
Part
No.
e
eit
ee
Ua
**
0805,
0809,
0810,
0811,
DTC124ES
C801
CEASR47M50
¥
P
(
Ni
0841
(RN1203)
C705,
C706
CEASR68M50
*
R701
Variable
(BALANCE)
=
ACT-057
CAPACITORS
kk
Q802,
0807
DTC143ES
*
VR702
Variable
(VOLUME)
ACT-197
Mark
Symbel'®
Description
Part
No.
(RN1201)
C303,
C304,
C423,
C424,
CEASO10M50
%
VR6O1
Variable
(INPUT)
ACT-198
nN
:
,
xx
Q801
2SA933S
C517,
C518,
C615,
C616,
C813
*
VR801,
VR803
Semi-fixed
10k
VRTB6VS1
03
me
Pee
ie
caper
itct
pemae
(2SA1048)
311,
C312,
C407,
C408,
CEAS100M25
*
—
VR841,
VR842
Semi-fixed
100k
VRTB6VS104
C872
Electric
capacitor
CEAS101M16
C425,
C426,
C501,
C502,
RESISTOR
ok
Q804
2SB560
C519,
C520,
C701,
C702,
*
VR301,
VR302,
VR501,
VRTB6VS223
a
**
0303,
0304,
0401—0409,
2SC1740S
C727,
C728,
C814,
C853
VR502,
VR802,
VR804
Mark
Symbol
&
Description
Part
No.
Q501—0510,
0846
(2SC2458)
Semi-fixed
22k
Tid
VR1
Variabl
ist
|
:
kk
0843
2SC2603
R842
RD1/2PM2
:
eaapule
EQUAt
ERY,
ape
ce
(2SC2458)
C453,
C725,
C726
CEAS101M10
R319,
R320
RD1/4PM1
05J
x*
0844,
0845,
0851
2SD438
C401,
C402,
C405,
C406,
CEAS2R2M50
Other
resistors
RD1/8PMC]
O
OJ
FUSES
kk
Q301,
0302
2SC2878
C427,
C428, C452,
C603,
C604
Mark
Symbol
&
Description
Part
No.
*
D832,
D833
RD5.6EB
C451,
C454
CEAS221M16
OTHERS
(HZ5.6EB)
af
A,
ex
FUT
Fuse
(2.5A).
AEK-123
*
D831
RD6.8EB
C307, C308,
C505,
C506
CEAS330M16
Mark
Symbol
&
Description
Part
No.
A
ee
FU4,
FUS
Fuse
(3.15A)
AEK-124
(HZ6.8EB)
C415,
C416
CEAS4R7M50
Terminal
(PHONO,
CD/VIDEO)
AKB-094
A,
**
FU3
Fuse
(1.6A)
AEK-121
C609,
C610
CEAS470M10
C351,
C352,
C651, C652,
CEAS470M16
21
C751, C809, C810
22

Switch Assembly Headphone Jack Assembly
SWITCHES
RESISTORS
Mark Symbol & Description Part No.
**x $902 Push switch SUJL2NF Mark Symbol & Description Part No.
(HIGH SPEED COPY)
#* $901 Push switch SUJ8L24SF Be aernee? RD1/2PM331J
DOLBY NR, REC MUTE
OTHERS
RESISTORS
Mark
Symbol
&
Description
Part
No.
Phone jack N -
Mark Symbol & Description Part No. PRQUEER ES ONES! BIS
R821 RD1/8PM427J LED Assembly (A)
R822 RD1/8PM622J
SEMICONDUCTOR
PB.EQ Assembly (GWY-187) Mark Symbol & Description Part No.
SEMICONDUCTORS
*
D828
LED
(REC)
AEL-443
Mark Symbol & Description Part No.
** = 1C901 M5220L LED Assembly (B)
xx Q901—Q906 2SC1740S SEMICONDUCTOR
(2SC2458) _
**x 0907, 0908 2SC2878 Mark Symbol & Description Part No.
* D827 LED (POWER) AEL-388
CAPACITORS
Mark Symbol & Description Part No. Power Amplifier Assembly (GWH-178)
C901, C902, C907, C908 CCCSL151J50 SEMICONDUCTORS
({CCDSL151 J50) Mark Symbol & Description Part No.
C905, C906 CEASO10M50
C913, C914 CEAS100M25 A **® = 1C101 STK4171-2S
cg09, C910 CEAS330M16 xx =1C102, 1C103 MPC78M12H
xe =§=0104 2SB834
C951,
C952
CEAS470M16
xx
Q101—Q103
2S8C1740S
C903, C904 CKCYB331 K50 (2SC2603)
(CKDYB331 K50)
c919 CKCYX473K25 * D101 KZL150
(CKDYX473K25) A * D106 RB402
* D105 RD13EB
C917, C918 CQMA183J50 (HZ13EB)
C915, C916 CQMA223J50 A * D103, D104, D107—D110 S5566
C911, C912 CQMA562J50 (11E2)
RESISTORS
*
D102
182471
NOTE:
When
ordering
resistors,
convert
the
resistance
value
RELAY
into code form, and then rewrite the part no. as before.
Mark Symbol & Description Part No.
Mark
Symbol
&
Description
Part
No.
*
*
~~
RY101
Ralay
ASR-111
* VR901, VR902 Semi-fixed 20k VRTM6H203
Other resistors Roi/spMmoogy COILS
OTHERS
Mark
Symbol
&
Description
Part
No.
Mark
Symbol
&
Description
Part
No.
L103,
L104
AF
choke
coil
ATH-053
Terminal AKP-045
23
CAPACITORS
Mark Symbol & Description Part No.
C131, C132 Ceramic ACG-019
(0.01/AC150V)
C128, C129 Electrolytic ACH-252
(4700/50V)
C105, C106 CCCSL470J50
(CCDSL470J50)
C101, C102 CCCSL271 J50
(CCDSL271 J50)
C119 CEASR47M100
C113, C115, C116 CEAS100M50
C107, C108 CEAS101M10
C118 CEAS101M25
c114 CEAS101M50
C103, C104 CEAS2R2M50
C127 CEAS330M25
C130 CEAS332M25
cC109—C112, C124, C125 CEAS470M25
C133 CEAS470M50
C117 CEAS471M6
C120, C121 CKCYF473Z50
(CKDYF473Z50)
RESISTORS
NOTE: When ordering resistors, convert the resistance value
into code form, and then reurite the part no. as before.
Mark Symbol & Description Part No.
Ay R129, R130 RD1/2PMF100J
R133, R137, R138 RD1/2PMOO OJ
A R125, R126, R141, R142, RD1/4PMFOO QJ
R120, R136, R134, R118, R119
R124 RS1LMF821J
R131, R132 RS2LMF271J
R139 RS2LMF4R7J
Other resistors RD1/4PMOO QJ
OTHERS
Mark Symbol & Description Part No.
Terminal (SPEAKERS) AKE-109
Terminal (DC SUPPLY) AKN-034
Terminal (TO TUNER) AKP-083
Screw ABA-271
Heat proof rivet AEC-940
Screw 3X8 BBZ30PO80FZK
Screw 3X6 PBZ30PO60FMC
Fuse
Holder
Assembly
7.
PA
RESISTOR
NOTE: When ordering resistors, convert the resistance value
into code form, and then rewrite the part no. as before.
Mark Symbol & Description Part No.
A R140 Carbon composition ACN-209
(2.2M1/2W)
_{\%
24

7. PACKING
ynuert the resistance value
vrite the part no. as before.
Part No.
n ACN-209
24
Mark No.
PWN
Part No. Description
AHA-400 Front pad
AHA-401 Rear pad
AHE-525 Packing case (DC-2212Z)
ARB-678 Operating instructions
(English)
25
External Appearance of Transistors and ICs
BA3812L
HA12045
M5218L
M5220L
M5218P
TA7341P
STK4171-2S
4
HPC78M12H 2SC2878
hre
Type No — v Type No ——Lot No
S
& Lot No
iN | : & B
OuT
2SA933S 2SD438
2SC1740S
Lot No
Type No
Type No
Lot No
ed hre
i= c u el a
2SA1048 DTA124ES
2SC2458 DTA143ES
DTC124ES
; Lot No DTC143ES
Type No-
Lot No
=
2SB560 UT.
Lot
No
RN1201
Type
No
RN1203
hre
RN2201
RN2203
Type
No
E
ch
Lot
No
2SB834
2
ed
tl
2SC2603
Lot No
26