Fluke 900 Manual do Utilizador Página 76
- Página / 182
- Índice
- RESOLUÇÃO DE PROBLEMAS
- MARCADORES
- FLUKE 900 1
- SERVICE MANUAL 1
- Table of Contents 3
- 5
- 1 Service Manual Introduction 9
- Service Manual Introduction 12
- FLUKE 900 SERVICE MANUAL 12
- 2 Theory of Operation 13
- 2.1 General 13
- 2.2 Interface Buffer 14
- 2.3 Micro Board 15
- Theory of Operation 16
- MICRD BOARD ARCHITECTURE 17
- 2.4 High Speed Board 18
- INPUT BUFFER 19
- HIGH SPEED BGARD 19
- MICRO BOARD 19
- 2.5 Test Clips 23
- 3 Selftest 25
- 3.1 Reading Selftest Results 25
- 11111111 27
- Seiftest 28
- SLFT_CLIP 30
- Selftest 31
- TPQT^ Pn P1 32
- Frequency HW subtest 35
- Threshold HW subtest 35
- Reset HW subtest 35
- Result bytes: 36
- KEYBOARD_OPEN 38
- TEST 49 38
- TEST_CYCLE 38
- TEST 50 40
- UART_TEST 40
- TEST 51 41
- DGATE_TEST 41
- TEST 52 43
- PULL0_XTRIG 43
- TEST 53 44
- PULL1_XTRIG 44
- TEST 54 45
- PULL_XEVENT 45
- TEST 55 45
- SHADJNIT 45
- TEST E60 46
- WALK_SIZELEDS 46
- TEST E61 46
- TEST_MEMORY 46
- TEST E62 47
- WALK_MONLEDS 47
- TEST E63 47
- UPDATE_VCC_LIM 47
- B7 B6 B5 B4 B3 B2 B1 BO 49
- BYTE 3 49
- 3.4 System Error Codes 51
- 4 Troubleshooting 53
- Troubleshooting 54
- TEST CLIP 58
- HIGH SPEED BOARD 58
- TEST CLIP : INPUT BUFFER 60
- TEST CLIP : 64
- • -AA/V 64
- TEST CLIP INPUT BUFFER 67
- L-]d «[—AAA/ 71
- • n - 44.10.120.1(0.200.14« 72
- 4.4 Failure Examples 75
- 4.4.1 IB Reversal 75
- 4.4.2 Static-blown HSB 76
- 00000010 76
- 4.4.3 Missing -5 V 77
- 5 Maintenance 79
- 5.2 Performing Adjustments 80
- 5.2.1 Adjustment to Vcc 80
- 5.3.1 Microprocessor Board 81
- 5.3.2 Keyboard 82
- 5.3.4 Display Controller 83
- 5.3.5 Display 83
- 5.3.3 Speaker 83
- 5.3.6 High Speed Board 84
- 5.3.7 Power Supply 84
- 5.3.7.1 Fan 84
- 5.3.8 Interface Buffer Board 85
- 5.4 Calibration Procedures 85
- for all pins should be 86
- Fluke P/N 89
- shift should be 90
- [enter)(^) 91
- 5.5.2 900 System Firmware 95
- Maintenance 96
- 6 Schematics 97
- 6.1 INTERFACE BUFFER - IB 97
- О iÛ^=i 99
- ЦП'П 101
- <T=> 107
- 1 Layout Page 113
- 13 Schematic Pages 113
- ' ' 115
- AÌ5IVCC Ш 123
- Ai>bbhA 123
- , , N\U /ЯА /Н 131
- '866) 133
- , HAPrWOUT 135
- RN7 RN8 135
- Schematics 143
- FILE. CPU.CSD Dwc. SM508 147
- IM 3 0 0 0 155
- HIGH SPEED 155
- SHRAM. CSD owe. SM508 REV. 3 155
- SSSm mm mm 159
- .^eSSHL 169
- 7 Fluke 900 Parts Lists 171
- 7.1 900 Final Assembly 172
- Fluke 900 Parts Lists 173
- 7.2 A1 Interface Buffer IB 174
- 7.3 A2 Micro Board M2 176
- 7.4 A3 High Speed H3 178
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