Fluke PM6681 - Page 151

!
1.3
GHz HF input
See PM 9621
1.3
GHz Prescaler
See
PM
9621
10 MHz OUT
See
Internal Reference
output
100 MHz Frequency Multiplier
Adjustment
6-3
Description
4-15
10X
Attenuator
Adjustment
6-6
16 MHz
Oscillator
Adjustment
6-3
Description
4-14
IX
Attenuator
Adjustment
6-6
2.7 GHz HF input
See PM 9624
2.7 GHz Prescaler
See PM 9624
4.5
GHz HF input
See PM 9625
4.5 GHz Prescaler
See PM 9625
A
Aging
5-3
Analog Output
Adjustment
6-8
Description
4-18
Repair
5-18
Analog Output
Location
4-19
Arming
Delay
Description
4-13
ASIC
Stimuli
5-13
AUX MENU
Test routines
4-23
B
Battery
Replacing
3-4
to
3-6
Block Diagram
Description
4-2
to
4-3
Buffer Stage
4-7
Burst
Description
4-13
C
Calibration
Circuits
4-8
CALVER81
6-5
Caution
statements
1-2
Circuit
Symbols
8-2
CMOS
Logical
levels
5-4
Colored Areas
8-2
Common B via
A
4-7
Comparator
Stage
4-7
Component
Numbers
8-2
Counter
Circuits
Description
4-12
Counter Circuits
Input
Description
4-13
CPU
Oscillator
See
16
MHz
Oscillator
Crystal Oscillators
Adjustment
6-3
to
6-4
Calibration
5-2
D
Delay Line
4-8
Display
5-11
Repair
5-12
Disposal of
Hazardous Materials
.
1-2
Divider
Description
4-13
E
Electrostatic
discharge
See
ESD
EMI filter
Location
of
4-19
ESD
9-3
Event Delay
4-8
EXT
ARM
See
External
Arming
External Arming
Description
4-13
Input location
4-19
Input
test
2-6
External
Reference
Calibration
6-3
Checking
2-5
Description
4-15
Input
location
4-19
F
Fan
Fan control
4-11
Replacing
3-3
Frequency
Range
test
2-4
Front panel
Keyboard
4-4
LCD drivers
4-4
Functional levels
5-4
Fuses
1-2
G
Gate Open
Checking
2-5
Description
4-13
Output location
4-19
GPIB communication
Location of
connector
4-19
GPIB
Interface
Description
4-18
Repair
5-18
Grounding
1-2
H
HF
input
Checking
2-7
Replacing
3-3
Hoid-Off
Checking
2-7
Description
4-13
I/O
Circuits
Description
4-16
Impedance Converter
Stage
....
4-6
Input Amplifier
Adjustment
6-5
to
6-7
Repair
5-16
Input
Amplifier A
Description
4-5
input
Amplifier
B
Description
4-8
Input Stage
4-5
1X/1 OX
attenuator
4-5
AC/DC coupling
4-5
Impedance
Selector
4-5
Voltage Limiter
4-6
Internal
Control Signals
Repair
5-11
to
5-12
Internal
Reference
Output
location
4-19
Internal Reference
output
Checking
2-5
Interpolator
4-12
Adjustment
6-5
to
6-7
K
Keyboard
Test
2-3
Keyboard
codes
5-12
Keyboard
scanning
4-4,4-17
L
LCD drivers
4-4
Line voltage
1-2
Logical
Circuits
Description
4-16
M
Measuring
Functions
Checking
2-6
Measuring
Logic
Repair
5-13
Microcomputer
Circuits
Description
4-16
Microcomputer
Kernel
5-9
Microcontroller
Repair
5-8
MTBRC
5-2
N
Negative ECL
Logical
levels
5-4
O
ocxo
See PM 9690 or PM
9691
Operating Conditions
5-4
Oscillator Circuits
Description
4-14
Oscillators
Calibration
5-2
Oven
Oscillator
See PM
9690 or PM 9691
P
PM
9611
Location of
3-2
PM
9621
Adjustment
6-9
Amplifier
4-20
Block
diagram
4-20
Checking
2-7
Divider
4-20
ECL output
4-20
Level
detector
4-21
Limiter
4-20
10~2
Index