HP 8112A Operating, Programming And Servicing Manual page 20

Contents-14
8-20. Correct High-level Control .
8-21 . Correct Delay Control . . .
8-22. HP-IB Verification Test . .
9- 1 . Access to the HP 8 1 1 2A for Adjustments
9-2. Pre adjustments setup
9-3. Typical Pulse Display . .
9-4 . Decade Accuracy . . . .
9-5. Double Pulse Adjustment
9-6. Low Pass Filter
9-7. Slope test setup
9-8. Adjustment Points on the Main Board Al
9-9. Adjustment Points on the Control Board A2
1 0 . 1- 1 . HP 8 1 1 2A Functional block diagram
10. 1-2. Custom ICs used in the HP 81l2A
10. 1-3. HP 8 1 12A in its servicing position
10.2- 1 . Power Supply block diagram .
10.2-2. Main Board Al - Schematic 1
10.2-3. Main Board Al - Schematic 2
1 0.2-4. Detail of wiring to Line Voltage Selector switches
10.2-5. Power supply components - Underside of main board
Al . . . . . . . . . .
10.3- 1 . Timing IC block diagram . .
10.3-2. Example of signal generation .
1 0.3-3. Slope IC block diagram . . .
1 0.3-4. Main Board Al - Schematic 3
10.3-5. Main Board Al - Schematic 4
1 0.3-6. Main Board A l - Schematic 5
1 0.3-7. Address decoder - Simplified block diagram
1 0.3-8. Period Generator Input pin 7
10.3-9. Period Generator ramp signal pin 20
1 0.3- 10. Period Generator output signals . .
1 0.3- 1 1 . Delay Generator I/P O / P waveforms
1 0.3- 12. Delay Generator ramp signal pin 20 .
1 0.3- 13 . Width Generator Input . . .
1 0.3-14. Width Generator ramp signal
10.3- 1 5 . Width Generator output
10.3- 1 6 . Slope Generator Input and Output signals
1 0.4- 1 . Shaper IC Block Diagram . . . .
10.4-2. Current Mirror . . . . . . . . .
10.4-3. Simplified Output Amplifier circuit
10.4-4. Main Board Al - Schematic 6
10.4-5. Main Board Al - Schematic 7
1 0.4-6. Shaper IC Input Signals on Pins 18/19
1 0.4-7. Shaper I C Output on Pin 1 2 .
1 0 .4-8. Shaper I C Output (FIXED) . . . . .
10.4-9. Shaper IC Output (LINEAR)
1 0.4- 10. Shaper IC Output (FIXED, HIL +0.99 V)
1 0.4- 1 1 . Main Board Al - Component layout
10.4- 12. Main Board Al - Component locator
10.5- 1 . Principle of DAC Operation
10.5-2. DAC - Reciprocal operation . . . .
. . . .
. . . .
. .
. .
. . . .
8-28
8-29
8-30
9-4
9- 5
9-8
9- 1 0
9- 1 2
9- 1 6
9- 19
9-22
9-23
1 0 . 1 - 1
10.1-2
10. 1-3
1 0.2- 1
1 0.2-5
1 0.2-7
1 0.2-9
10.2- 10
1 0.3-3
1 0.3-5
10.3-7
10.3-9
10.3- 1 1
1 0.3- 13
1 0.3-14
1 0.3- 16
1 0.3- 1 7
1 0.3- 1 7
1 0.3- 18
10.3-18
1 0.3- 19
10.3-20
10.3-20
10.3-21
10.4-2
10.4-4
10.4-5
10.4-7
10 .4-9
1 0.4- 1 1
1 0.4- 1 1
10.4- 12
10.4- 12
10.4- 12
1 0.4- 1 7
1 0.4- 19
10.5-2
10.5-3