Service Manual
Page 1
ADJUSTMENTS 11 6. PANEL FACILITIES 28 11. P.O. RRV1206 THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). PCB CONNECTION DIAGRAM 15 7. Box 1760, Long Beach, California 90801 U.S.A. Type Model CT-W504R Power Requirement Remarks KUXJ 0 AC120V CONTENTS 1. TEST MODE 10 5. PCB PARTS LIST 24 9. SPECIFICATIONS 29 PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153, Japan PIONEER ELECTRONICS SERVICE INC. EXPLODED VIEWS, PACKING AND PARTS LIST••...
ADJUSTMENTS 11 6. PANEL FACILITIES 28 11. P.O. RRV1206 THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). PCB CONNECTION DIAGRAM 15 7. Box 1760, Long Beach, California 90801 U.S.A. Type Model CT-W504R Power Requirement Remarks KUXJ 0 AC120V CONTENTS 1. TEST MODE 10 5. PCB PARTS LIST 24 9. SPECIFICATIONS 29 PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153, Japan PIONEER ELECTRONICS SERVICE INC. EXPLODED VIEWS, PACKING AND PARTS LIST••...
Service Manual
Page 2
... the parts list in this Service Manual. it -yourselfer. The use of a substitute replacement component which have the same safety characteristics as Simpson Model 229-2 or equivalent between the earth gourd and all exposed metal surfaces Also test with a zt on the schematics and on . If you should be of the appliance (input/output terminals, screwheads, metal overlays, control shaft, etc.). Plug the...
... the parts list in this Service Manual. it -yourselfer. The use of a substitute replacement component which have the same safety characteristics as Simpson Model 229-2 or equivalent between the earth gourd and all exposed metal surfaces Also test with a zt on the schematics and on . If you should be of the appliance (input/output terminals, screwheads, metal overlays, control shaft, etc.). Plug the...
Service Manual
Page 8
... of DECK I . • Auto stop check • The RELAY mode will be displayed.) BIAS OFF OFF Adjustment and Check • CD SYNCHRO Check • Short-circuit one second only in this mode.) 0 • Tape speed adjustment mode • During play . MODE No. (Deck II Display) Key Input LINE MUTE REC MUTE CD ON ON SYNC 1 TIME/COUNT ON ON (When there is for one of TEST MODE) 3. Deck I " lights up...
... of DECK I . • Auto stop check • The RELAY mode will be displayed.) BIAS OFF OFF Adjustment and Check • CD SYNCHRO Check • Short-circuit one second only in this mode.) 0 • Tape speed adjustment mode • During play . MODE No. (Deck II Display) Key Input LINE MUTE REC MUTE CD ON ON SYNC 1 TIME/COUNT ON ON (When there is for one of TEST MODE) 3. Deck I " lights up...
Service Manual
Page 12
... the signal output level. REC PAUSE Input signal & test tape Apply a 315 Hz/0 dBV signal to the Line Input terminals. Check 4. Remarks 14 Level Meter Check No. CT-W504R 3. Adjustment location REC level control volume 2 . No. REC/ PLAY Record the above signal onto the STD-821 test tape, and playback. Recording Level Adjustment • Turn the DOLBY NR switch OFF. PLAY Record the above signal onto the STD-810 test tape, and playback. Mode 1. REC/ PLAY Record the above signal onto...
... the signal output level. REC PAUSE Input signal & test tape Apply a 315 Hz/0 dBV signal to the Line Input terminals. Check 4. Remarks 14 Level Meter Check No. CT-W504R 3. Adjustment location REC level control volume 2 . No. REC/ PLAY Record the above signal onto the STD-821 test tape, and playback. Recording Level Adjustment • Turn the DOLBY NR switch OFF. PLAY Record the above signal onto the STD-810 test tape, and playback. Mode 1. REC/ PLAY Record the above signal onto...
Service Manual
Page 16
...service garb, he sure to refer to "PARTS UST of them 11 Ow Ink,. 14 toms campootestat may be altangto Iw Hn00.9.4. WAHL orII 010 othemlea noted. p pf or g unless othensba nowt 6100 0100.0110/ 0000 NIunlna ontanvisa soled. on •nt. & RES07001: Oat lcHI. lc eeegs 0 =amp.... 009,5i 70,0.. Haled pew.: 1/119/, I n : LIC soilage Min STOP mode *111500 0000 nowt. I 96v 8404 • .105 81605 •51 1 51511... of the Tmsesno, 22,n- mA or - in piasing. M Sure le use parts 0 000 despnation 1 101-0 011110 SCRIMMIC 0900000/00: • SCH 0...SCHEMATIC DIAGRAMS rTrp.6 6,31 1.
...service garb, he sure to refer to "PARTS UST of them 11 Ow Ink,. 14 toms campootestat may be altangto Iw Hn00.9.4. WAHL orII 010 othemlea noted. p pf or g unless othensba nowt 6100 0100.0110/ 0000 NIunlna ontanvisa soled. on •nt. & RES07001: Oat lcHI. lc eeegs 0 =amp.... 009,5i 70,0.. Haled pew.: 1/119/, I n : LIC soilage Min STOP mode *111500 0000 nowt. I 96v 8404 • .105 81605 •51 1 51511... of the Tmsesno, 22,n- mA or - in piasing. M Sure le use parts 0 000 despnation 1 101-0 011110 SCRIMMIC 0900000/00: • SCH 0...SCHEMATIC DIAGRAMS rTrp.6 6,31 1.
Service Manual
Page 18
... mode button (TIME/COUNT) DECK II counter reset button (RESET) CD -DECK SYNCHRO recording button (CD SYNC) (CT-W504R only) 2' Deck II REWIND AUTO PLAY button (CT-W404R/CT- NOTE: If the cower is turned off while the tape Is moving (recording, playback, tape winding, etc. . CT-W504R 10. PIONEER MR. =Mt 4/111 ALITO Iirre Tan MALT. ' -w F. • t Eel /LTD IKVP" AUTO RI. )13 INA ALT rIt II41.1O61 • 1,1' CD POWER STANDBY/ON switch/indicator -he POWER switch...
... mode button (TIME/COUNT) DECK II counter reset button (RESET) CD -DECK SYNCHRO recording button (CD SYNC) (CT-W504R only) 2' Deck II REWIND AUTO PLAY button (CT-W404R/CT- NOTE: If the cower is turned off while the tape Is moving (recording, playback, tape winding, etc. . CT-W504R 10. PIONEER MR. =Mt 4/111 ALITO Iirre Tan MALT. ' -w F. • t Eel /LTD IKVP" AUTO RI. )13 INA ALT rIt II41.1O61 • 1,1' CD POWER STANDBY/ON switch/indicator -he POWER switch...
Service Manual
Page 19
...; DECK SYNCHRO recording capability (CT-W504R only) • Peak level meter with pin plugs 2 Ell Remote control cord (CT-W504R/CT-W404R/CT-W204: Australian models) 1 CD • DECKSYNCHRO control cord (CT-W504R only) 1 NOTE: Specifications and design subject to improvements. 29 W204: Australian models) • 2-mode electronic 4-digit twin tape counter • Headphone jack (CT-W504R only) • FLEX system (CT-W504R only) • Rewind-Auto play (CT-W404R/CT-W204) • Auto NR system (CT-W504R only) Miscellaneous Power...
...; DECK SYNCHRO recording capability (CT-W504R only) • Peak level meter with pin plugs 2 Ell Remote control cord (CT-W504R/CT-W404R/CT-W204: Australian models) 1 CD • DECKSYNCHRO control cord (CT-W504R only) 1 NOTE: Specifications and design subject to improvements. 29 W204: Australian models) • 2-mode electronic 4-digit twin tape counter • Headphone jack (CT-W504R only) • FLEX system (CT-W504R only) • Rewind-Auto play (CT-W404R/CT-W204) • Auto NR system (CT-W504R only) Miscellaneous Power...
Operating Instructions
Page 2
... plug. CLEANING - INSTRUCTIONS OUIDOOR ANTENNA GROUNDING - A. The power cord of the appliance should be unplugged from the outlet when left unused for future reference. The appliance should not be mounted to the earth terminal of the polarized plug. Do not connect either wire to a wall or ceiling. Only 5 A fuses approved by a Pioneer authorized service center or qualified service personnel when: • The power-supply cord...
... plug. CLEANING - INSTRUCTIONS OUIDOOR ANTENNA GROUNDING - A. The power cord of the appliance should be unplugged from the outlet when left unused for future reference. The appliance should not be mounted to the earth terminal of the polarized plug. Do not connect either wire to a wall or ceiling. Only 5 A fuses approved by a Pioneer authorized service center or qualified service personnel when: • The power-supply cord...
Operating Instructions
Page 3
... temperature gradually. @ Selecting fine audio equipment such as the unit you can radiate radio frequency energy and, if not installed and used in a particular installation. This equipment has been tested and found to comply with the instructions, may not be determined by one or more of the FCC Rules. Increase the separation between the equipment and receiver. -Connect the equipment into...
... temperature gradually. @ Selecting fine audio equipment such as the unit you can radiate radio frequency energy and, if not installed and used in a particular installation. This equipment has been tested and found to comply with the instructions, may not be determined by one or more of the FCC Rules. Increase the separation between the equipment and receiver. -Connect the equipment into...
Operating Instructions
Page 4
... their headphones jack. I DEMAGNETIZING THE HEADS I co.T .Ts INSTALLATION ...MAINTENANCE ...HANDLING CASSETTE TAPES ...CONNECTIONS ...FRONT PANEL FACILITIES ...PLAYBACK ...SINGLE PLAYBACK ...BLANK SKIP ...RELAY PLAYBACK ...MUSIC SEARCH ...RECORDING ...RECORDING ...RECORDING MUTE ...ERASING A TAPE ...CD • DECK SYNCHRO RECORDING (CT-W504R only) ...TAPE COPYING ...TROUBLESHOOTING ...SPECIFICATIONS ... For detailed instructions, refer to STANDBY. 2. I After using the cassette deck for a period of time, the heads will become magnetized, highfrequency sounds will be...
... their headphones jack. I DEMAGNETIZING THE HEADS I co.T .Ts INSTALLATION ...MAINTENANCE ...HANDLING CASSETTE TAPES ...CONNECTIONS ...FRONT PANEL FACILITIES ...PLAYBACK ...SINGLE PLAYBACK ...BLANK SKIP ...RELAY PLAYBACK ...MUSIC SEARCH ...RECORDING ...RECORDING ...RECORDING MUTE ...ERASING A TAPE ...CD • DECK SYNCHRO RECORDING (CT-W504R only) ...TAPE COPYING ...TROUBLESHOOTING ...SPECIFICATIONS ... For detailed instructions, refer to STANDBY. 2. I After using the cassette deck for a period of time, the heads will become magnetized, highfrequency sounds will be...
Operating Instructions
Page 6
... unit. To operate deck I Left channel _..._e plug CONTROL IN jack (CT-WSO4R/CT-W404R/CT-W204: Australian models only) Use the enclosed Remote Control Cord to the CONTROL OUT jack of another unit. I or deck II, the buttons will then be carried out. Even when the CD player is connected to the amplifier with an optical fiber cable, connect the CD player to the ampfifier or this jack to connect this unit with the input and output cords that have...
... unit. To operate deck I Left channel _..._e plug CONTROL IN jack (CT-WSO4R/CT-W404R/CT-W204: Australian models only) Use the enclosed Remote Control Cord to the CONTROL OUT jack of another unit. I or deck II, the buttons will then be carried out. Even when the CD player is connected to the amplifier with an optical fiber cable, connect the CD player to the ampfifier or this jack to connect this unit with the input and output cords that have...
Operating Instructions
Page 8
... tape will be played using the remote control unit, but DECK II cannot. REVERSE MODE SWITCH (REV MODE) (CT-W504R/CT-W404R) There are three settings: One way mode ---" position When the switch is set to about 12 dB (max), particularly in these situations: when the type of Dolby NR system (B/C) used during playback of the tape. NOTES: CT-WSO4RICT-W404R If Deck I , and turn the power on the "AUTO" indicator lights up to this system selects...
... tape will be played using the remote control unit, but DECK II cannot. REVERSE MODE SWITCH (REV MODE) (CT-W504R/CT-W404R) There are three settings: One way mode ---" position When the switch is set to about 12 dB (max), particularly in these situations: when the type of Dolby NR system (B/C) used during playback of the tape. NOTES: CT-WSO4RICT-W404R If Deck I , and turn the power on the "AUTO" indicator lights up to this system selects...
Operating Instructions
Page 9
... engaged, each music selection is connected to the power supply. Compensation adjustment takes within approximately 3 seconds to a steadily lit condition. Indicator flashes: Copying at normal speed. It flashes for CT-W204J DECK I counter indicator Q Normally the tape counter or time counter is even more effective in the treble range. button is _) I Except for about 1.3 seconds. DOLBY NR B/C indicator AUTO indicator (CT-WSO4R only) This indicator lights steadily when...
... engaged, each music selection is connected to the power supply. Compensation adjustment takes within approximately 3 seconds to a steadily lit condition. Indicator flashes: Copying at normal speed. It flashes for CT-W204J DECK I counter indicator Q Normally the tape counter or time counter is even more effective in the treble range. button is _) I Except for about 1.3 seconds. DOLBY NR B/C indicator AUTO indicator (CT-WSO4R only) This indicator lights steadily when...
Operating Instructions
Page 10
... a note of the recorded content and range of the PLAY and REC indicators (DECK I and II. Counter Mode button (TIME/COUNT) Press the button, and 2 modes change alternately. Tape counter .-_ Time counter • Tape counter [CT-WSO4R/CT-W404R] For both DECK I TWOMODES COUNTER These indicators display the current tape transport mode. "ii',_"Flashing rapidly Reverse mode -11 PLAY I1_ Different counters are provided for DECK I and DECK fl differ only in the location...
... a note of the recorded content and range of the PLAY and REC indicators (DECK I and II. Counter Mode button (TIME/COUNT) Press the button, and 2 modes change alternately. Tape counter .-_ Time counter • Tape counter [CT-WSO4R/CT-W404R] For both DECK I TWOMODES COUNTER These indicators display the current tape transport mode. "ii',_"Flashing rapidly Reverse mode -11 PLAY I1_ Different counters are provided for DECK I and DECK fl differ only in the location...
Operating Instructions
Page 11
...). [CT-W204] Set the RELAY/SKIP switch to the same position that were used during recording, please turn the AUTO NR on before playing back tapes for convenience When the type of Dolby NR system (B/C)used during recording of a tape is selected, continuous playback can be performed. Load prerecorded tapes in DECK I or [CT-W504R only] To improve high frequency sound during playback Press the pause (n) button. •...
...). [CT-W204] Set the RELAY/SKIP switch to the same position that were used during recording, please turn the AUTO NR on before playing back tapes for convenience When the type of Dolby NR system (B/C)used during recording of a tape is selected, continuous playback can be performed. Load prerecorded tapes in DECK I or [CT-W504R only] To improve high frequency sound during playback Press the pause (n) button. •...
Operating Instructions
Page 13
... CT-W204) Use this function to the ---"position. Set the REV MODE switch. (Except for the desired length of time. Prepare the audio source from which you wish to obtain the best possible results, set the recording level after only one side only, set the switch to your recordings, and adjust the level as necessary. For details, see "ADJUSTING THE RECORDING LEVEL" below . The deck will then enter recording standby mode...
... CT-W204) Use this function to the ---"position. Set the REV MODE switch. (Except for the desired length of time. Prepare the audio source from which you wish to obtain the best possible results, set the recording level after only one side only, set the switch to your recordings, and adjust the level as necessary. For details, see "ADJUSTING THE RECORDING LEVEL" below . The deck will then enter recording standby mode...
Operating Instructions
Page 14
...) button to the beginning of the selection currently playing and then enters the pause mode. Be sure to the beginning of the current selection and enters pause mode. The tape running indicator to ensure that the tape is still playing: The CD player returns to change direction. Only PIONEER CD players equipped with the CD • DECK SYNCHRO function. Adjust the recording level. • Seepage 13. 8. Load a compact disc in...
...) button to the beginning of the selection currently playing and then enters the pause mode. Be sure to the beginning of the current selection and enters pause mode. The tape running indicator to ensure that the tape is still playing: The CD player returns to change direction. Only PIONEER CD players equipped with the CD • DECK SYNCHRO function. Adjust the recording level. • Seepage 13. 8. Load a compact disc in...
Operating Instructions
Page 16
... not delivering a recording signal (from the tuner, CD player, etc.). The tape is too low. Connection problems (wrong connection, cord removed, poor contact, broken wire.) e Play back in the opposite direction. The level meter does not work . e e e o o RECORDING The recording indicator does not light up . Immediately stops. • • Record in the opposite direction. The amplifier input selector is not in another component. does not REC LEVEL control is moving . Investigate...
... not delivering a recording signal (from the tuner, CD player, etc.). The tape is too low. Connection problems (wrong connection, cord removed, poor contact, broken wire.) e Play back in the opposite direction. The level meter does not work . e e e o o RECORDING The recording indicator does not light up . Immediately stops. • • Record in the opposite direction. The amplifier input selector is not in another component. does not REC LEVEL control is moving . Investigate...
Operating Instructions
Page 17
... deck entered recording standby mode, more than 4 seconds long. When you an electrical shock.Check the power cord once in such a way that they are intact. e Clean (see page 4). Set DOLBY NR switch to be routed in a while. e A tape recorded without Dolby NR is being used for a replacement. 17 En Clean the head (see page 4). Recording level is dirty. Check connections (see page 4). Turn REC LEVEL control...
... deck entered recording standby mode, more than 4 seconds long. When you an electrical shock.Check the power cord once in such a way that they are intact. e Clean (see page 4). Set DOLBY NR switch to be routed in a while. e A tape recorded without Dolby NR is being used for a replacement. 17 En Clean the head (see page 4). Recording level is dirty. Check connections (see page 4). Turn REC LEVEL control...
Operating Instructions
Page 18
... impedance 32_) (CT-W504R only) Miscellaneous Power Requirements U.S. and Canadian mode ...AC 120 V, 60 Hz U.K. without package) CT-W504R ...4.2 kg (91b 4oz.) CT-W404R ...4.1 kg (91b 1oz.) CT-W204 ...4.0 kg (81b 13oz.) Accessories Operating instructions ...Connection cord with peak-hold function Automatic space recording mute Automatic tape selector [] System remote control available (CT-W504R/CT-W404R/CTW204: Australian models) 2-mode electronic 4-digit twin tape counter Headphone jack (CT-W504R only) FLEX system (CT-W504R only) Rewind-Auto play (CT-W404R/CT...
... impedance 32_) (CT-W504R only) Miscellaneous Power Requirements U.S. and Canadian mode ...AC 120 V, 60 Hz U.K. without package) CT-W504R ...4.2 kg (91b 4oz.) CT-W404R ...4.1 kg (91b 1oz.) CT-W204 ...4.0 kg (81b 13oz.) Accessories Operating instructions ...Connection cord with peak-hold function Automatic space recording mute Automatic tape selector [] System remote control available (CT-W504R/CT-W404R/CTW204: Australian models) 2-mode electronic 4-digit twin tape counter Headphone jack (CT-W504R only) FLEX system (CT-W504R only) Rewind-Auto play (CT-W404R/CT...