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Pioneer CT-W208R Service Manual

Stereo double cassette deck
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STEREO DOUBLE CASSETTE DECK
CT-W208R
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
CT-W208R
KUXJ
KCXJ
HYXJ
HVXJ
CONTENTS
1. SAFETY INFORMATION ...................................... 2
4. PCB CONNECTION DIAGRAM .......................... 18
5. PCB PARTS LIST ............................................... 24
6. ADJUSTMENT .................................................... 27
PIONEER CORPORATION
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
c
PIONEER CORPORATION 1999
Power Requirement
AC120V
AC120V
AC220-230V
AC230-240V
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
Ωı¿ˆ
Î
STEREO DOUBLE CASSETTE DECK
DECK I
DECK II
DECK I
DECK II
+
+
COPY
FWD
REV
PLAY
FWD
REC
REV
PLAY
LEFT
MS
LEVEL
-15
-9
-3
Ÿ
dB
MS
-0 0
0
-3
RIGHT
-
-
COPY I
3
II
DECK II
NORMAL
HIGH
DOLBY NR
REV MODE
B
OFF
C
RELAY/SKIP
AUTO REVERSE
AUTO REVERSE
Auto Tape Selector
Auto Tape Selector
HIGH SPEED COOPY SYSTEM / PLAYBACK
HIGH SPEED COOPY SYSTEM / REC & PLAY
REC
POWER
LEVEL
HIGH SPEED
COPY SYSYEM
DECK
I
DECK
II
- OFF _ ON
MIN
MAX
7. GENERAL INFORMATION ................................ 31
7.1 DIAGNOSIS ................................................. 31
7.1.1 POWER ON SEQUENCE ...................... 31
7.2 PARTS ......................................................... 32
7.2.1 IC ............................................................ 32
ORDER NO.
RRV2186
DOLBY B-C NR
Remarks
T-ZZR AUG. 1999 Printed in Japan

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Table of Contents
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  Summary of Contents for Pioneer CT-W208R

  • Page 1: Table Of Contents

    PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER CORPORATION 1999 T–ZZR AUG.
  • Page 2: Safety Information

    The use of a substitute replacement component which does Leakage 0.5mA current Device not have the same safety characteristics as the PIONEER tester under recommended replacement one, shown in the parts list in test this Service Manual, may create shock, fire, or other hazards.
  • Page 3: Exploded Views And Parts List

    (115x270x0.05) Spacer B See Contrast table (2) Caution Card See Contrast table (2) (2) CONTRAST TABLE CT-W208R/KUXJ, KCXJ, HYXJ and HVXJ are constructed the same except for the following : Part No. Mark Symbol and Description Remarks KUXJ type KCXJ type...
  • Page 4 CT-W208R 2.2 EXTERIOR 1(2/2) KUXJ type Only 1(1/2) Fuse holder HVXJ type Only KUXJ and KCXJ types Only HVXJ and HYXJ types Only Refer to " 2.3 FRONT PANEL SECTION". HVXJ and HYXJtypes Only Except HVXJ and HYXJtypes...
  • Page 5 Power Button RAC2221 Bonnet REA1292 65 Label See Contrast table (2) (2) CONTRAST TABLE CT-W208R/KUXJ, KCXJ, HYXJ and HVXJ are constructed the same except for the following : Part No. Mark Remarks Symbol and Description KUXJ type KCXJ type HYXJ type...
  • Page 6: Front Panel Section

    CT-W208R 2.3 FRONT PANEL SECTION Refer to " 2.4 MECHANISM SECTION " Refer to " 2.4 MECHANISM SECTION " Note Cutting position...
  • Page 7 See Contrast table (2) Earth Lead Wire DE015VF0 Screw BSZ26P120FMC Screw BBZ30P080FZK (2) CONTRAST TABLE CT-W208R/KUXJ, KCXJ, HYXJ and HVXJ are constructed the same except for the following : Part No. Mark Remarks Symbol and Description KUXJ type KCXJ type HYXJ type...
  • Page 8 CT-W208R 2.4 MECHANISM SECTION For Mechanism Unit 1 For Mechanism Unit 2 For Mechanism Unit 2 For Mechanism Unit 1...
  • Page 9 CT-W208R MECHANISM UNIT PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Stop Ring YE15FUC Plunge RLA1288 Spring ARM Play RBH1392 PCB CONTROL BLOCK RXA1733 • • • • • (For Mechanism Unit 2 ) Plate Slide...
  • Page 10: Block Diagram And Schematic Diagram

    CT-W208R 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM 1 MECHANISM 2 MECHANISM -73.5dBv -31.2dBv CN101 VR101 VR103 PCP1031 PCP1031 Q103 47K-B 47K-B DTC115TS C101 BIAS Q101 330P TRAP DTC124ES HEAD GNDA GNDA GNDA PB LEVEL VA12 GNDA Q161...
  • Page 11 CT-W208R Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST". :PLAYBACK SIGNAL ROUTE IC201 :RECRDING SIGNAL ROUTE MAIN UNIT CXA1560S DOLBY-B/C NR -6.0dBv VA12 -1.2dBv Q702 LINEOUT 2SD2144S GNDA...
  • Page 12 CT-W208R 3.2 OVERALL WIRING DIAGRAM MECHA UNIT 1 (RYM1261) PB HEAD D20PYY1030E 1/2 — MAIN UNIT (RWZ4352: CT-W208R/KUXJ, /KCXJ) (RWZ4348: CT-W208R/HYXJ) (RWZ4393: CT-W208R/HVXJ) MECHA UNIT 2 (RYM1262) REC/PB HEAD ERASE HEAD D20PYY1315E 52045-1845 9607S-18F SUBB UNIT (RWZ4353: CT-W208R/KUXJ, KCXJ) (RWZ4349: CT-W208R/HYXJ)
  • Page 13 CT-W208R 1/2 — MAIN UNIT (RWZ4352: CT-W208R/KUXJ, /KCXJ) (RWZ4348: CT-W208R/HYXJ) (RWZ4393: CT-W208R/HVXJ) TRN 2 UNIT (RWZ4351: CT-W208R/KUXJ, KCXJ) (RWZ4350: CT-W208R/HYXJ) (RWZ4396: CT-W208R/HVXJ) AC POWER CORD KUXJ, KCXJ: PDG1064 D20PYY0320E NEUTRAL LIVE KUXJ, KCXJ: AC120V 60Hz FU1001, FU1002: POWER SW UNIT 1.25A/125V...
  • Page 14 CT-W208R 3.3 MAIN UNIT (1/2) MECHA UNIT 1(1/2) HYXJ,HVXJ KUXJ,KCXJ (RYM1261) MECHA UNIT 2 (1/2) (RYM1262) F101–F104 R131–R134 F203, F204 R231, R232 CT-W208R/ RS1/10S000J Not used RS1/10S000J Not used KUXJ, KCXJ CT-W208R/ Not used DTF1067 Not used DTF1067 HYXJ, HVXJ...
  • Page 15 CT-W208R MAIN UNIT (1/2) SIGNAL ROUTE (RWZ4352 : CT-W208R/KUXJ, /KCXJ) : PLAYBACK SIGNAL (RWZ4348 : CT-W208R/HYXJ) (RWZ4393 : CT-W208R/HVXJ) : RECORDING SIGNAL HYXJ,HVXJ KUXJ,KCXJ...
  • Page 16 3.4 MAIN UNIT (2/2), SUBB NUIT, POWER SW UNIT and TRANS 2 UNIT MECHA UNIT 1 (2/2) (RYM1261) TAPE SPEED Adj. HYXJ, HVXJ Only MECHA UNIT 2 (3/3) (RYM1262) TAPE SPEED Adj. X2 SPEED Adj. FOR CT-W208R/HYXJ, HVXJ POWER SW UNIT (RWZ4365: AC POWER CORD HYXJ) HYXJ:PDG1043 (RWZ4397: HVXJ:PDG1055 HVXJ) HYXJ, AC220-230V/...
  • Page 17 CT-W208R MAIN UNIT (2/2) SUBB UNIT (RWZ4352 : CT-W208R/KUXJ, /KCXJ) (RWZ4353 : CT-W208R/KUXJ, /KCXJ) (RWZ4348 : CT-W208R/HYXJ) (RWZ4349 : CT-W208R/HYXJ) (RWZ4393 : CT-W208R/HVXJ) (RWZ4394 : CT-W208R/HVXJ) KUXJ, KCXJ HYXJ, HVXJ SWITCHES (Underline indicates switch position): NOTE SUBB UNIT If the parts are not...
  • Page 18: Pcb Connection Diagram

    CT-W208R 4. PCB CONNECTION DIAGRAM 4.1MAIN UNIT Q301 Q651 Q303 Q305 Q307 Q309 Q310 Q302 VR801 IC1001 Q806 Q802 IC301 IC501 Q1002 Q653 Q1003 VR301 VR30 IC651 Q652 Q304 Q306 IC1002 IC1003 Q1001 Q654 Q1004 Q804Q807 Q801 Q808 Q308 MAIN UNIT NOTE FOR PCB DIAGRAMS : 1.
  • Page 19 CT-W208R Q310 Q202 Q203 Q101 Q103Q104 Q702 Q701 VR332 Q334 VR301 VR302 IC701 IC201 VR101 VR102 VR103 VR104 SIDE A Q308 Q201 Q312Q311 Q313 Q502Q751 IC101 To MECHANISM UNIT 1 PB HEAD To MECHANISM UNIT 2 REC/PB HEAD To MECHANISM...
  • Page 20 CT-W208R MAIN UNIT...
  • Page 21 CT-W208R SIDE B RNP1735–A...
  • Page 22 CT-W208R 4.2 SUBB UNIT SIDE A CN1503 SUBB UNIT Q1504 Q1505 Q1506 Q1503 Q1502 Q1501Q1507 Q1511Q1508Q1510 Q1509 Q1514 Q1512 SIDE B (RNP1735)
  • Page 23 CT-W208R 4.3 TRN 2 UNIT and POWER SW UNIT SIDE A POWER SW UNIT POWER TRANSFORMER TRN 2 UNIT (RNP1735) (RNP1735) J1001...
  • Page 24: Pcb Parts List

    CT-W208R Mark No. Description Part No. Mark No. Description Part No. 5. PCB PARTS LIST • NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. • mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 25 CT-W208R Mark No. Description Part No. Mark No. Description Part No. 7 PCB PARTS LIST FOR CT-W208R/KUXJ C1010, C1011 CEAT221M16 C403, C404 CEAT330M16 MAIN UNIT (RWZ4352) C660 CEAT330M35 C1005, C1006 CEAT331M16 SEMICONDUCTORS C659 CEAT331M6R3 IC301, IC651, IC701 BA15218 IC101 CXA1115BP...
  • Page 26 CT-W208R Mark No. Description Part No. Mark No. Mark No. Description Description Part No. Part No. R1005, R1007, R1008, R709– R712 RS1/10S223J TRN 2 UNIT R904 RS1/10S274J R1006, R201, R202 RS1/10S332J R103– R106 RS1/10S334J OTHERS R701, R702 RS1/10S362J H1- H4...
  • Page 27: Adjustment

    CT-W208R 6. ADJUSTMENT ÷ Adjustment points and Measurement points are shown in Fig. 6-5. 6.1 MECHANICAL ADJUSTMENT Front Panel 6.1.1 Door Damping Check and Adjustment Set the door spring of the DECK I side to position (A) as shown in Fig. 6-1.
  • Page 28 CT-W208R 0 dB 0 dB: 315 Hz, 250 nwb/m 30 s 30 s 30 s 10s ......................10s 315 Hz –20 dB 12.5 6.3 kHz 10 kHz 315 Hz 14 kHz 10 kHz 8 kHz 4 kHz 2 kHz 1 kHz 63 Hz 40 Hz Fig.
  • Page 29 CT-W208R (2) Recording Bias Adjustment • After the adjustment, caution should be exercised so as not to become under bias by checking the distortion rate. Measurement Adjustment Mode Input Signal/Test Tape Adjustment Points Remarks Points Value REC/ Input a 315Hz (–26 dBV) signal to –26 dBV...
  • Page 30 CT-W208R ÷ Adjustment and Measurement Points MAIN UNIT IC851 P. B LEVEL ADJ. REC LEVEL ADJ. L cH VR301 IC201 IC301 VR101 VR103VR102 VR104 VR302 R cH IC501 DECK ADJ. DECK (Front Side) Fig. 6–5 Adjustment Points and Measurement Points...
  • Page 31: General Information

    CT-W208R 7. GENERAL INFORMATION 7.1 DIAGNOSIS 7.1.1 POWER ON SEQUENCE • POWER/ON key is pressed. • Power on Note : Pin No. shows the Pin No. of µ-COM PD5351A. information with the sytem bus. Go to Power ON Perform the mechanism initializa- tion every time it power on.
  • Page 32: Parts

    CT-W208R 7.2 PARTS 7.2.1 IC • The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams. PD5351A (MAIN UNIT : IC501) • U-COM IC • Pin Function No. Pin Name I/O Pin Function No.
  • Page 33: Panel Facilities And Specifications

    CT-W208R 8. PANEL FACILITIES AND SPECIFICATIONS PANEL FACILITIES Ωı¿ˆ<?˘B Î STEREO DOUBLE CASSETTE DECK DECK I DECK II DECK I DECK II COPY PLAY PLAY LEFT LEVEL Ÿ -0 0 RIGHT — — COPY I DECK II NORMAL HIGH DOLBY NR...
  • Page 34: Specifications

    CT-W208R SPECIFICATIONS Miscellaneous System ....4-track, 2-channel stereoHeads ”Hard Permalloy” recording/playback head x 1 Power Requirements “Hard Permalloy” playback head x 1 U.K. model ..........“Ferrite” erasing head x 1 AC 230 ~ 240 volts, 50/60 Hz Motor ......... DC servo motor x 2 European model ..........