Pioneer CT-L5, Service Manual

Page 1: ...ON DIAGRAM 16 5 PCB PARTS LIST 20 6 ADJUSTMENT 22 7 GENERAL INFORMATION 26 7 1 IC 26 8 PANEL FACILITIES AND SPECIFICATIONS 27 THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL S AND TYPE S Type Model CT L5 Power Requirement These products are component of systems For the system composition accessories instruction manuals etc refer to the service manuals RRV1997 for XC L5 MYXK and RRV1986 for MJ L5 ...

Page 2: ...vident from visual inspection nor the protection afforded by them necessarily can be obtained by using replacement components rated for voltage wattage etc Replacement parts which have these special safety characteristics are identified in this Service Manual Electrical components having such features are identified by marking with a on the schematics and on the parts list in this Service Manual T...

Page 3: ...ene Bag Z21 038 0 03 230 340 7 Packing Sheet Z23 007 750 600 0 5 Mark No Description Parts No NOTES Parts marked by NSP are generally unavailable because they are not in our Master Spare Parts List 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 Screw adjacent to mark on the prod...

Page 4: ...CT L5 4 2 2 EXTERIOR A A Cut 25 22 22 2 11 22 9 10 3 6 6 22 21 20 5 23 23 19 13 1 1 3 20 22 17 16 14 20 1 3 3 21 8 21 1 2 3 7 4 15 18 1 2 18 2 2 18 Refer to 2 3 MECHANISM UNIT 1 2 ...

Page 5: ... 8 Bottom Plate ANF7011 NSP 9 Top Plate ANK7042 10 Rivet VEC1178 11 Screw IPZ30P080FMC 12 13 Tray Panel CT AAN7185 14 Sub Panel AAP7053 15 Bottom Base AMA7006 16 Top Panel AMB7514 17 Bonnet AMA7007 18 Button X ASSY AWL7033 NSP 19 Tray Seal RRW1162 20 Screw BBZ30P060FMC 21 Screw BPZ30P060FZK 22 Screw VPZ30P080FZK 23 Screw PPZ30P150FMC 24 NSP 25 Button AAD7473 Mark No Description Parts No ...

Page 6: ...CT L5 6 2 3 MECHANISM UNIT 1 2 Refer to 2 4 MECHANISM UNIT 2 2 12 9 16 19 11 10 14 4 7 8 3 18 16 16 5 17 6 1 13 16 16 2 2 ...

Page 7: ...e Hold BLK F573 258 7 Holder CST BLK F527 078 8 LDG Base FD56R 12 9 Pulley FD56T 11 10 LDG Gear FD56U 11 11 Slider FD57E 11 12 LDG Belt FF19L 12 13 Switch UE15S 14 14 MTR Reel BLK F564 313 15 16 Screw UG12H 28 17 SP Clamper FK34M 11 18 Switch UE18P 21 MECHANISM UNIT 1 2 PARTS LIST Mark No Description Parts No ...

Page 8: ...CT L5 8 2 4 MECHANISM UNIT 2 2 20 24 41 42 43 39 22 26 30 13 1 25 38 16 18 6 35 32 7 32 17 28 29 9 3 36 37 30 23 27 33 14 15 5 11 8 3 12 19 1 40 4 2 21 34 10 31 ...

Page 9: ... 129 19 Roller Pinch BLK L F514 130 20 Assy F W FR24S 11 21 Clutch Assy BLK F522 037 22 Clutch Assy BLK F522 042 23 Washer FJ111 13 24 F R Pulley FD53F 15 25 Solenoid BLK F765 279 26 F R Belt FF18W 12 27 Belt Main FF19H 11 28 Plate HD BLK F513 824 29 MTR MAIN BLK F525 321 30 Washer FJ111 30 31 Washer FJ111 35 32 Washer UJ16F 11 33 Lever Brake FD53P 17 34 FF Gear A FD53L 12 35 Cam SP FK32S 14 36 Sc...

Page 10: ...CT L5 10 ...

Page 11: ...to EXPLODED VIE AND PARTS LIST or PCB PARTS LIST 3 1 OVERALL SCHEMATIC DIAGRAM MAIN UNIT AWU7110 KEY R UNIT AWU7111 B KEY L UNIT AWU7112 MECHANISM UNIT AXA7070 C A A 1 2 A 2 2 PLAYBACK SIGNAL RECORDING SIGNAL SIGNAL ROUTE SYSTEM CABLE To CD RECEIVER XC L5 or SURROUND PROCESSOR SP L5 or MD RECORDER MJ L5 ...

Page 12: ...N UNIT 1 2 A1 2 MAIN UNIT AWU7110 MECHANISM UNIT 1 2 AXA7070 A 1 2 PB AMP DOLBY B NR REC EQ AMP BIAS OSC REC MUTE REC LEVEL L PB LEVEL L PB LEVEL R REC LEVEL R BIAS LEVEL R BIAS LEVEL L DOL TPR BIAS ERASE DOL TPL REC INL REC INR PB INR PB INL ...

Page 13: ...CT L5 13 A B C D 5 6 7 8 5 6 7 8 A1 2 5 6k A 2 2 PLAYBACK SIGNAL RECORDING SIGNAL CHECK POINT for Service SIGNAL ROUTE ALC MPX FILTER MS PB MUTE TP R TP L ...

Page 14: ...CT L5 14 A B C D 1 2 3 4 1 2 3 4 KEY R UNIT AWU7111 B KEY L UNIT AWU7112 MECHANISM UNIT 2 2 AXA7070 C MECHA CONT LOADING S CLK A2 2 B C 3 3 MAIN UNIT 2 2 KEY R UNIT and KEY L UNIT ...

Page 15: ...AL RECORDING SIGNAL CHECK POINT for Service SIGNAL ROUTE To CD RECEIVER XC L5 or SURROUND PROCESSOR SP L5 or MD RECORDER MJ L5 POWER RESET µ COM D2602 D2605 D2606 MTZJ8 2B D2601 D2603 D2604 UDZ8 2B D2601 D2602 D2603 D2604 D2605 D2606 TC GNDP TC MAIN UNIT AWU7110 A 2 2 A2 2 ...

Page 16: ...is shown below Symbol in PCB Diagrams Symbol in Schematic Diagrams Part Name Transistor Transistor with resistor Field effect transistor B C E B C E B C E D G S B C E B C E B C E D G S D G S 3 The parts mounted on this PCB include all necessary parts for several destination For further information for respective destinations be sure to check with the schematic diagram 4 Viewpoint of PCB diagrams R...

Page 17: ...o MECHANISM UNIT To REC PB HEAD To ERACE HEAD To XC L5 or MJ L5 or SP L5 VR2301 Q2371 Q2372 Q2103 Q2104 IC2004 Q2001 IC2002 Q2447 Q2448 Q2302 Q2301 Q2711 Q2712 Q2851 Q2803 Q2802 Q2804 Q2805 VR2302 VR2441 VR2442 VR2701 VR2802 VR2801 SIDE A ...

Page 18: ... D 1 2 3 4 1 2 3 4 A MAIN UNIT A Q2373 Q2374 Q2475 Q2105 Q2106 Q2251 IC2201 Q2201 Q2102 Q2108 Q2107 Q2305 Q2303 Q2304 IC2441 IC2301 Q2253 Q2254 Q2003 Q2005 Q2202 Q2101 Q2444 Q2443 Q2713 Q2714 Q2806 Q2807 Q2307 SIDE B ...

Page 19: ...CT L5 19 A B C D 5 6 7 8 5 6 7 8 B C A KEY R UNIT B KEY L UNIT C Q2541 IC2701 Q2705 Q2706 Q2502 Q2501 SIDE B ANP7250 B ...

Page 20: ...M50 C2102 C2205 C2206 C2209 C2210 CEAT100M50 C2319 C2320 C2339 C2340 CEAT100M50 C2463 C2464 C2812 CEAT100M50 C2203 C2204 CEAT101M10 C2001 C2008 C2459 C2460 CEAT1R0M50 C2103 CEAT220M50 C2107 C2445 C2446 C2541 CEAT2R2M50 C2307 C2308 C2451 C2452 C2806 CEAT330M25 C2003 C2005 C2006 C2313 C2314 CEAT470M16 C2461 C2462 C2701 CEAT470M16 C2721 CEAT471M10 C2502 CEAT471M6R3 C2465 CEATR47M50 C2510 CKSQYB102K50...

Page 21: ...2802 220 kΩ VCP1164 Other Resistors RS1 10S J OTHERS CN2503 JUMPER CONNECTOR 5P 52147 0510 CN2601 CONNECTOR 19P AKP7002 CN2602 KR CONNECTOR 13P B13B PH K S CN2302 KR CONNECTOR 2P B2B PH K S CN2301 KR CONNECTOR 4P B4B PH K S CN2603 KR CONNECTOR 5P B5B PH K S PCB BINDER VEF1040 KN2001 EARTH METAL FITTING VNF1084 X2501 CERAMIC RESONATOR VSS1045 6 00MHz KEY R UNIT SEMICONDUCTORS D2902 LED GREEN SLP311...

Page 22: ...ns in REC condition 3 The keys PLAY FF RWD and STOP operate normally and return to cassette mechanism switch check mode is made with the OPEN CLOSE key 4 DOLBY ON OFF check mode is made with the ASES key 5 When abnormal operation is detected the corresponding code will be displayed on the 7 Operation of test mode 1 1 When the power is switched on cassette mechanism switch check mode is entered and...

Page 23: ...ayback Section 1 Tape Speed Confirmation 2 Head Azimuth Adjustment 3 Playback Level Adjustment Recording Section 1 Recording Bias Adjustment 2 Recording Level Adjustment Note In case of adjustment as a single unit connect a 27 kΩ load resistor to pins 17 PBR and 19 PBL of CN2601 MAIN UNIT Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation DOLBY and the d...

Page 24: ... playback the 315Hz and 10kHz signals see the Note below Repeat adjustment until playback level of the 10kHz signal is within 0 5dBV 0 5dB from that of the 315Hz signal 2 Recording Level Adjustment VR2441 REC PAUSE 1 L ch R ch VR2442 TP L W185 TP R W183 MAIN UNIT Input signal level 7 7 dBV REC PLAY 2 STD 632 test tape and record playback the 315Hz signal Repeat recording playback and adjustment un...

Page 25: ...PB LEVEL REC LEVEL MAIN UNIT ASSY TAPE SPEED adj VR2802 R ch VR2801 L ch REV Azimuth Adjustment Screw FWD Azimuth Adjustment Screw BIAS LEVEL Front VR2301 L ch VR2302 R ch VR2442 R ch VR2441 L ch VR2701 TEST MODE Points MECHANISM UNIT Front Pin 13 REC L Pin 15 REC R Pin 17 PB R Pin 19 PB L ...

Page 26: ...7A IC2701 MAIN UNIT System Micro computer No Name I O Description 1 TIN O Loading mechanism motor CLOSE 2 TOUT O Loading mechanism motor OPEN 3 PB XREC O Switching PB REC 4 S CLK I System bus CLOCK 5 XRESET I Reset Reset L 6 E 5V Power supply terminal 7 NC Not used 8 E 5V Power supply terminal 9 GNDD Power supply terminal 10 I 6 MHz Connected to Ceramic oscillator 11 O 12 E 5V Power supply termina...

Page 27: ...Accessories Supplementary Operating Instructions 1 Warranty Card 1 NOTE Specifications and design subject to possible modification without notice due to improvement 8 PANEL FACILITIES AND SPECIFICATIONS 7 PANEL FACILITIES 7 SPECIFICATIONS 1 Recording pause button 8 2 Rec indicator 3 ASES button 4 Cassette tray 5 Rewind button 1 6 Fast forward button 7 Stop button 7 Dolby noise reduction manufactur...