MODEL TYPE:YS1002
Block Diagram for NX55P
DESIGNED & MANUFACTURED BY YORKVILLE SOUND
+24 PHANTOM
MIC
SILENT ON/OFF
RELAY
LINK |
2 3 1
LINE / CD
BUFFERS
MIC LEVEL
MONO
SUM
LINE / CD LEVEL
HP
Tone
LIMIT DETECT FAST
LIMIT DETECT SLOW
EQLIMIT
MIXER | 1 | 3 | 2 |
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EQ (2 NOTCHES)
LINEAR AMP
(HORN)
HF DRIVER
LP
CLIP DETECT
CIRCUIT
LP |
| HP |
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| 100 Hz |
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60 Hz |
| LIMIT |
BYPASS |
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100 Hz
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| LIMITER |
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| LED |
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| LIMIT |
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| AMPLIFIER |
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| (WOOFER) |
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| SILENT ON/OFF |
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| *BLOCK DIAGRAM |
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| RELAY |
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| LOCATED BELOW | WOOFER | |||||||||
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INPUT | LP |
DIFF AMP |
R47
INTEGRATED
ERROR AMP
RAMP
GENERATOR
1
2
U7
3
NOTE: Shorting R47 will eliminate
AT GND feedback and audio signal allowing
OUTPUT troubleshooting of Level Shift, drivers and output devices
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| U9. Q8, U10 |
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| U6 | |
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| LEVEL SHIFT |
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| GATE DRIVE | ||||||
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SILENT ON/OFF
VIA Q19
OUTPUT
TRANSISTORS
OUTPUT
FILTER
WOOFER
