Traynor YCS50 Service Manual Download Page 13

V200

M1294

SEE LAYOUT DIAGRAM

PRODUCTION NOTES

1. DO NOT STUFF the headphone circuit parts that have a large 'X' 
    through them. The DNS parts also have X shown on the 
    actual board on the silkscreen legend.

2. Lay C126 flat before RTVing.

3. Bend C21X as flat as possible towards components
    R210X and X34 before RTVing.

4. Wave solder in the indicated direction.

5. YCS90 ONLY
           T&R, Remove R256 and R257.

6. BREAK PANEL IN TWO BEFORE CLINCHING WHERE INDICATED.

7. PCBSA: DO NOT BREAK OUT BOARD BEFORE TESTING.

PC# 7446
ONLY FOR YCS90

T&R REMOVE R256 AND R257

Summary of Contents for YCS50

Page 1: ...716 297 2920 Fax 716 297 3689 WORLD HEADQUARTERS WEB ACCESS http www yorkville com CANADA Yorkville Sound 550 Granite Court Pickering Ontario L1W 3Y8 CANADA Voice 905 837 8481 Fax 905 837 8746 Qualit...

Page 2: ...or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped AVIS AFIN DE REDUI...

Page 3: ...12AX7 12AX7 DUAL TRIODE PREAMP TUBE 14 3731 SPRING RETAINER FOR OUTPUT TUBE 15 3902 72 RCA PREFAB CABLE STEREO 16 3552 NYLON SPRING CLAMP 17 3921 1 4 JCK PCB MT VERT STER RT SWT 18 8430 KNOB CHICKEN...

Page 4: ...ching 2 Channels Boost on Channel 1 Footswitchable Master Volume Control Yes Main Tone Controls Presence Resonance Voice Master Outputs Preamp Out TRS D I Out XLR Effects Send with Control TRS Line Ou...

Page 5: ...CS90 D I Out Effects Return Dyna Sound Speaker Emulator Effects Send U2 B U1 B Reverb Drive Ch 1 Ch 2 Reverb Rtn Reverb Accutronics 4EBC1B Treble Mid Bass Tone Treble Mid Bass Tone Ch 2 Gain Preamp V1...

Page 6: ...F 8 8 W30 H 8 1 W30 A 8 To_PreAmp 3 W30 C 8 9 W29 I 9 5 W29 E 9 7 W29 G 9 1 W29 A 9 To_PowerSupply 3 W29 C 9 R138 1 4W 820R 1 4W 220K R257 R133 2 0W 2R R140 1 8W FLMP 100R0 V4 B PENTODE Voltage 1 4W 1...

Page 7: ...5834 3538 3538 3984 3984 100R0 18K 820R 1K8 2 0W 249K 249K 100R0 100U 16V 33K 2 0W 2R 820R 10N 2 0W 1K8 2 0W 2R 8V2 10K 10N 820R 4148 220K 10K 220K 160V 10U 2N5401 Val Val V03 M1292 YCS50 Output X2 R1...

Page 8: ......

Page 9: ...3 R11 1 4W 47K C15X 250V 470P 1 4W 113K R10X V2 A 2X_TRIODE_HCT Body Val R13 1 4W 47K P1 A 4424 M 1B 100K TREBLE P2 A 4425 M 15A 500K BASS R152 1 4W 82K R18 1 4W 100K R12 1 4W 43K 1 4W 113K R7X2 C24 2...

Page 10: ...N S T R J6 Gold Gold Gold RVB EFX DFT Q12 5101 TO92 BC550C B E TO 92 BC560C C BC550C STYLE_P32 TO92 MPSA06 Q3 5103 STYLE_P28 DOWN UP S3 B 3522 Alternate BOOST R64 1 4W 470K 4148 D21 C22 63V 100N S T R...

Page 11: ...RED 4148 D7 W35 SPKR 18 YEL C15 50V 22U C16 50V 22U R153 1 4W 220R R154 1 4W 220R 4148 D8 W33 GND 18 BLK 4148 D9 C119 63V 100N C115 63V 100N C121 63V 100N R253 1 4W 10K0 MINI 4148 D3 R54 1 0W Mini 1K...

Page 12: ...N 10K0 TL072 22U 50V 68N 220P 24K 100K 1K 220R 15A 20K TL072 YEL 220P 10K 220K 120K 4148 1K 10K 2K21 100K 82K 470N 113K 113K 2M2 3K9 4148 4148 12V0 100N 220K 4K7 10K 100N 4148 2K 1 2W 22U 50V 15A 500K...

Page 13: ...LAYOUT DIAGRAM PRODUCTION NOTES 1 DO NOT STUFF the headphone circuit parts that have a large X through them The DNS parts also have X shown on the actual board on the silkscreen legend 2 Lay C126 flat...

Page 14: ...8431 8431 2G 2K 1 9 1K 1G 4 H 6 2 3 H 8 7 2P 5 HT 1P C E B TO 92 BC560C BC550C STYLE_P32 5 2 3 4 1 DATE MODEL S VER DESCRIPTION OF CHANGE D V N D D V V N N M1294 DRILL HISTORY YCS50 90 1 00 2007 08 08...

Page 15: ...82 WHT YEL W8 3682 W7 LINE BLK 350V C93 22U 1 2W 47K R180 4007 D12 R183 5 0W 22R IN REF OUT TO220 Watts MC7915CT U7 4007 D9 4007 D10 IN REF OUT TO220 U6 Watts MC7815CT PCB Value Part Variant Parts 8 W...

Page 16: ...0 1 0W 22U 350V 1000U 35V 4007 100N 100U 25V 10K0 1 0W 4K7 1 0W 150K 2 0W HER508 HER508 470K 2K2 2 0W HER508 47K 1 2W 10U 450V 1000U 35V 35V 1000U MC7915CT TO220 1 0W 100R 4N7 250V 680N 250V 25V 470U...

Page 17: ...ay from tab W11 Rotate C8 to Moved R171 0 05in more away from tab W11 Updated 2 00 pads on TO220 and Molex pins Corrected X2 span Move W11 D40 and R171 to eliminate clearance errors Moved W15 0 05 awa...

Page 18: ...rnate WHT Contour S6 4425 15A 500K P2 BASS 4423 15A 20K P15 REVERB1 NOL NCL NOR NCR CL CR 3522 Alternate WHT S4 Scoop 4423 15A 20K P17 REVERB2 4423 15A 20K P18 FX Ret 2 4423 15A 20K P14 Presence 4425...

Page 19: ...Fins MC7915CT TO220 1000U 35V 100R 1 0W 4 Fins TO220 MC7815CT 4N7 250V 22U 350V 22U 350V 22R 5 0W 22U 350V 25V 470U 4 CIR 22U 350V 350v 350v M1357 YCS30 M1295 YCS90 M1353 YCS50 50H V4 00 X8001 X15 D9...

Page 20: ...4 Fins MC7915CT TO220 1000U 35V 100R 1 0W 4 Fins TO220 MC7815CT 4N7 250V 22U 350V 22U 350V 22R 5 0W 22U 350V 25V 470U 4 CIR 22U 350V 350v 350v M1357 YCS30 M1295 YCS90 M1353 YCS50 50H V4 00 X8001 X15...

Page 21: ...4 Fins MC7915CT TO220 1000U 35V 100R 1 0W 4 Fins TO220 MC7815CT 4N7 250V 22U 350V 22U 350V 22R 5 0W 22U 350V 25V 470U 4 CIR 22U 350V 350v 350v M1357 YCS30 M1295 YCS90 M1353 YCS50 50H V4 00 X8001 X15 D...

Page 22: ...YCS50 YCS50H YCS90 Tube Bias Adjustment 1 Adjust the amplifiers bias when in the 50W mode YCS50 H or 90W mode YCS90 A speaker load should be connected at all times when amplifier is powered 2 Turn the...

Page 23: ...D 2FLM 4 4703 2 0W 2R 5 T R RES 2 3440 4PDT MINI VERT ALT SWITCH 1 5426 __2N2 50V 10 CAP T R BEAD Y5R 4 4618 1 2W 22R 5 T R RES 1 3424 DPDT SLID SW PCMT H GOLD CONTACTS 1 5275 __3N3 100V 5 CAP T R RAD...

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