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+5V_D
D
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14 |
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| + C102 | PTH90DEG |
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IC100G | C100 | C101 | IC100E | ||
74HC14D | 100N SM | 100U EL | 100N SM | ||
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11 | 10 | THERMPROT |
7 | R100 | 74HC14D |
| 1K0 SM | |
| IC100F | |
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| 13 | 12 |
SK100 | TP102 |
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1 | TP103 |
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| 0V_D |
5 | SPKR1 ON | TP104 | |
6 | SPKR2 ON |
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TP105 |
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7 | THERMPROT |
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TP106 |
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8 | VIPROT1 |
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TP107 |
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9 | DCPROT1 |
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TP108 |
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14 |
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| 0V_SIG | R107 |
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| 0V_D |
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FFC 14W 2.54MM VER |
| SP100 | 2R2 SM | ||
PIN 1 TO THE LEFT AS YOU LOOK FROM THE FRONT | TP116 | 0V_D | |||
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| 0V_LS | STAR POINT 8 0V_HF | |
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| 0V_PSU |
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D
C
B
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0V_D74HC14D
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| IC100A | IC100B |
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| +49V |
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| R101 |
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| 1K0 SM |
| C103 |
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| 74HC14D | 74HC14D |
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| D100 | RLY101B |
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| IC100C | IC100D |
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| RLY SPST SPKR |
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| R102 |
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| 1K0 SM |
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| 74HC14D | 74HC14D |
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| SK101 | TP109 |
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| 1 | L911C2_1 |
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| TR100 | TR101 |
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| R105 | SPKR1 ON |
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| INPUT | VIPROT |
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| BD179 | BD179 |
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| 0V_SIG | DCPROT | TP111 |
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| EMC |
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| N | +49V | 0V_LS | OUTPUT |
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| RLY101A | TP112 |
| RLY100A |
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| C105 | 0V_HF |
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| R106 |
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| VPOS |
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| 100R SM |
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| VNEG |
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| R104 |
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| 0V_SIG | TP110 |
| 0V_HF |
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| TP100 |
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| 1 | BR100 |
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| TP114 |
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| BRGBU8D | + C106 |
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| PB |
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| + |
| C108 |
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| 10,000u 63V |
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| 100N PC |
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| PCB |
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1 | 2 |
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3 | ~ |
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| L911PB_1 |
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| + C107 |
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| 0V_PSU |
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| SK103 |
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| - |
| 10,000u 63V |
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| C109 |
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| MOLEXPWR4 |
| 4 |
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| TP101 |
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3 | 4 |
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| 100N PC |
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| DRAWING TITLE |
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| ||||||
| TP115 |
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| POWER AMP SUPPLY |
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| AP85 third channel - top level |
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| 23425 |
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| Circuit Diagram |
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| Notes: |
|
| 01_1101 |
| JR | 4/6/01 |
| DC OFFSET CHANGES |
|
| 1.1 | |||||
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| A & R Cambridge Ltd. |
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| ||||||||||
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| Pembroke Avenue |
|
|
| 01_1018 |
| JR | 30/1/01 | PRODUCTION ISSUE |
|
| 1.0 | |||||
|
|
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|
|
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|
|
| Denny Industrial Centre |
|
| ECO No. | INITIALS | DATE |
|
| DESCRIPTION OF CHANGE | ISSUE | |||||||
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| Waterbeach |
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| ||||||||||
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| Filename |
|
| Date Printed |
|
|
| Drawn by: |
|
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| |||
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|
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|
|
| Cambridge CB5 9PB |
|
|
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|
|
| Sheet 1 of 2 | DRAWING NO. L911C1 |
| |||||||
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| J:\ECO_wip\01_1101 A85 RANGE PCB FUSES AND DC OFFSET\L911_1.1.DDB - | J Reckless |
| ||||||||||||||
| 1 |
| 2 |
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| 3 |
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| 4 |
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| 5 |
| 6 |
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| 7 |
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| 8 |
|
C
B
A
