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| +5V_D |
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| R1 |
| Q1 |
| R3 |
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| R7 |
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| BC556B | 10K MF |
| 10K MF |
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| 10K MF |
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| 10K MF |
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| SK1 | +5V_D |
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| Q2 |
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| BC556B |
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| 13 |
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| 12 |
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| R2 |
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| R4 |
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| R8 |
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D |
| 11 |
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| STANDBY |
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| 10K MF |
| 10K MF |
| Q4 |
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| Q3 | 10K MF |
| D | |||
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| 10K MF |
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| 10 |
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| SPKR1 ON |
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| BC556B |
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| 9 |
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| SPKR2 ON |
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| R12 |
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| R13 |
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| 8 |
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| THERMPROT 1 |
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| 560R MF |
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| 560R MF |
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| R14 |
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| R15 |
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| 7 |
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| VIPROT 1 |
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| Z1 |
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| 330R MF |
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| 180R MF |
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| 6 |
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| DCPROT 1 |
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| SP2 SW | 1 | PB5 | PB6 | 28 | DCPROT |
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| 5 |
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| AC PRESENT |
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| SP1 SW | 2 | 27 | VIPROT |
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| PB4 | PB7 |
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| 4 |
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| TRIGGER |
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| SP1 LED | 3 | 26 | SP2 LED |
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| PA3 | PA4 |
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| LED3 |
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| 3 |
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| REMOTE |
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| SPKR2 ON | 4 | 25 | PWR GRN |
| +5V_D |
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| PA2 | PA5 |
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| 2 |
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| SPKR1 ON | 5 | 24 | PWR RED |
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| LED1 |
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| LED2 |
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| PA1 | PA6 |
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| 1 |
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| STANDBY | 6 | 23 |
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| R |
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| PA0 | PA7 |
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| PWR SW | 7 | 22 |
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| PWRGRN |
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| 0V_D |
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| PB3 | OSC2 |
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| LEDSP2 |
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| LEDSP1 |
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| PWRRED |
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| AC PRESENT | 10 | 19 |
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| REMOTE | 8 | PB2 | OSC1 | 21 |
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| CST4.00 |
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| TRIGGER | 9 | PB1 | VDD | 20 |
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| 11 | PB0 | RES | 18 |
| D1 |
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| VSS | PC5 |
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| 12 | 17 |
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| R16 |
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| (TMR)/INT | PC4 |
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| THERMPROT | 13 | 16 |
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| 100K MF |
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| PC0 | PC3 |
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| 14 | 15 |
| 1N4148 |
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| PC1 | PC2 |
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| SK2 | +5V_D |
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| HT48R30 |
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| C1 |
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| + C5 |
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| 0V_D |
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| 100N CD |
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| 13 |
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| 10U EL |
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| 12 |
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| 11 |
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| 10 |
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| SPKR1 ON |
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| 9 |
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| SPKR2 ON |
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| SW1 |
| SW2 |
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| SW3 |
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| 8 |
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| THERMPROT 2 |
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| 0V_D |
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C |
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| A1503 |
| A1503 |
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| A1506 |
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| C | ||||||
| 7 |
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| VIPROT 2 |
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| 6 |
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| DCPROT 2 |
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| 4 |
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| 3 | R9 | R10 | R11 |
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| 2 | 10K MF | 10K MF | 10K MF |
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| 1 |
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| SP2 SW |
| SP1 SW | 0V_D | PWR SW |
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| 0V_D |
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| Z2A |
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| THERMPROT 1 | 1 |
| 3 |
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| 2 |
| THERMPROT |
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| THERMPROT 2 |
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| +5V_D |
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| SPKR1 ON |
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| 74HC32 |
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| + |
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| Z2B |
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| C14 |
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| Q5 |
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| VIPROT 1 | 4 |
| 6 |
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| +5V_D |
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| 100U EL | R19 |
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| VIPROT |
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| BC546B |
| VIPROT 2 | 5 |
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| 14 |
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| 470R MF |
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| Z2D |
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| 74HC32 |
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| Z2E | 12 |
| 11 |
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| Z2C |
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| C2 | C3 |
| C4 | + C6 |
| + C7 |
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| + C8 | GND | VDD | 13 |
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| R17 |
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| 0V_D |
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| DCPROT 1 | 9 |
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| 100U EL | 100U EL | 100U EL | 74HC32 |
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B | 10K MF |
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| 8 |
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| 100N CD | 100N CD | 100N CD |
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| SPKR2 ON |
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| BY SK1 | BY SK2 |
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| 1N4148 | R20 |
| Q6 |
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| 0V_D |
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| R18 |
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| FIX1 | FIX2 |
| FIX3 | FIX4 |
| FIX5 |
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| 10K MF |
| 0V_D |
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| FIXING HOLE FIXING HOLE FIXING HOLE FIXING HOLE FIXING HOLE |
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| R21 |
| Q7 |
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| C9 |
| C10 |
| C11 | C12 |
| C13 |
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| BC546B |
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| 100N CD | 100N CD |
| 100N CD | 100N CD | 100N CD |
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| TL1 | TL2 |
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| 0V_D |
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| TOOLING | TOOLING |
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A |
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| DRAWING TITLE |
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| A | ||
EL1 |
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| PCB |
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| EL2 |
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| P85 microcontroller and switch |
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| DD1 |
| PS |
| DD2 |
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| DD3 |
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| ||||
| Layout by | PCB MATERIAL | Photo Strip | PCB | Drilling |
| Update Box |
| A3 Vertical |
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| Circuit Diagram |
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| |||||
| Cliff | FR4, 1 OZ Cu |
| Detail |
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| Paper Marker |
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| UPDATE_BOX |
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| Notes: |
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| ||||||||||
| CLOGO | FR4_1OZ |
| PHOTO_STRIP | L910PB_1 | DRILL_DWG | DD_A3V |
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| A & R Cambridge Ltd. |
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| Pembroke Avenue |
|
|
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|
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| 00_1099 |
| CL |
| 28/09/00 | PRODUCTION RELEASE |
|
| 1.0 | ||||||
|
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| Denny Industrial Centre |
|
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|
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| ECO No. |
| INITIALS | DATE |
|
|
| DESCRIPTION OF CHANGE | ISSUE | |||||||
|
|
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|
|
|
|
|
|
|
| Waterbeach |
|
|
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|
| ||||||||||
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| Filename |
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| Date Printed |
|
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| Drawn by: |
|
|
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|
| ||||||
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|
|
| Cambridge CB5 9PB |
|
|
|
|
|
|
|
|
| Sheet 1 of 1 | DRAWING NO. L910CT | |||||||||||
|
|
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|
|
| J:\ECO_wip\00_1099 L910PB_1.0\L910AY_1\L910AY_1.ddb - L910CT_1.sch |
|
|
| CG |
|
| ||||||||||||||||
| 1 |
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| 2 |
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| 3 |
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| 4 |
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| 5 |
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| 6 |
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| 7 |
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| 8 |
