Laney DB300 Service Manual
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Extracted text from laney DB300 Service Manual (Ocr-read)
Page 1
Laney
Service Diagrams
Page 2
All dipdes are BASIG unless otherwise stated. £03 all g
All ICs are TLC-72 unless otherwise stated. mg a:
U3 8c U4 = CD4069 I: N
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INDICATES SAFETY CRITICAL COMPONENT, :1 .
MUST ONLY BE REPLACED WITH APPROVED TYPE. m5 ""
1 1 1 1 m i
R50 R52
"39 I 5 3Q 00%me r: m
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"44357: =35? 013 :-c24 E 631%
v TEISIF FE
PCB 9132
ISSUE nnscmp'non 1121; DATE TITLE DRAWN TRACED CHECKED PROVED DATE
BLT DB300 / DB400 Sl- 6/8/98
3 c n R,J.F PREAMP 1 f 2
2 see m 9e me 250 W Industries Ltd. ( ° ) DRAWING No. 2846
R37 IOK TD 2K2, R24 IDK T0 IOOK, CS4 47H T0 ZZDn S.L. 5/9/97 PART No