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HM 303-4
Hameg HM 303-4 Manuals
Manuals and User Guides for Hameg HM 303-4. We have
2
Hameg HM 303-4 manuals available for free PDF download: Service Manual, Manual
Hameg HM 303-4 Service Manual (44 pages)
Brand:
Hameg
| Category:
Test Equipment
| Size: 6 MB
Table of Contents
Instruments
2
Table of Contents
2
Specifications
4
Y-Preamplifier CH I (YP-Board)
5
Y-Preamplifier CH II (YP-Board)
6
Y-Intermediate Amplifier and Trigger Amplifier (YP-Board)
7
YPA-Board (Top Side)
8
YPA-Board (Bottom Side)
9
XY-Amplifier, YF-Amplifier, OS-Circuit
10
XY-Board (Top Side)
11
XY-Board (Bottom Side)
12
Sync.-Amplifier
13
Time Base
14
Sweep-Generator
15
TB-Board
16
CRT-Board
17
CRT-Board (Top and Bottom Side)
18
Power Supply (PS-Board)
19
PS-Board (Top Side)
20
PS-Board (Bottom Side)
21
Component Tester, Calibrator
22
CCT-Board (Top and Bottom Side)
23
Front-Control Board
24
Front Control Board (Top and Bottomside)
25
Adjustment Procedure
26
Table of Contents
28
R1004 : CRT Minimum Intensity
30
R1008: +141 Volt Supply
30
R1016: +12 Volt Supply
30
R712: Mean Y-Plate Potential Channel I
30
R712RT Maximum Intensity
30
R714: Mean Y-Plate Potential Channel II
30
VR7000: Trace Rotation Check
30
R122: FET Operating Point CH I
32
R177: Variable-Balance CH I
32
R203: Invert-Balance CH I
32
R640: Y-Gain CH I
32
RV6021 : Astigmatism Correction
32
R139: 100Hz Squarewave 5Mv/DIV CH I
33
R134: 100Hz Squarewave 1Mv/DIV Adjustment CH I
34
R422: FET Operating Point CH II
34
R434: 100Hz Squarewave 1Mv/DIV CH II
34
R439: 100Hz Squarewave 5Mv/DIV CH II
34
R477: Variable-Balance CH II
34
R503: Invert-Balance CH II
34
R658: Y-Gain CH II
34
C113/111/102/105: Attenuator Compensation CH I
36
C413/411/402/405: Attenuator Compensation CH II
36
RV2005 (A), RV2006 (C), CV2000 (D) and CV2001 (B): Y-Final Amplifier
36
Y-Amplifier Bandwidth Check
36
R663: Addition/Offset
38
RV2225: X-Magnification X1
38
RV2260: X-Symmetry
38
RV2417 (A), RV2418 (B): Overscan
38
RV3519: Sweep Start Voltage
38
RV3591 (A)/3589 (C), CV3511 (B): Time Base
38
R603: DC-Triggering CH II
40
R612: DC-Triggering CH I
40
R624: XY-Gain
40
RV2234: X-Magnification X10
40
RV3293: Trigger-Symmetry
40
External Trigger Check
42
RV2301 (A), 4322 (B): Component Tester Y-Position and Tilt
42
Trigger Filter Check
42
Triggerbandwidth Check
42
VR8940: Calibrator Output
42
Video Trigger Check
43
Power Supplies
44
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Hameg HM 303-4 Manual (31 pages)
Brand:
Hameg
| Category:
Test Equipment
| Size: 0 MB
Table of Contents
Table of Contents
1
Operating Instructions Symbols
6
General Information
6
Use of Tilt Handle
6
Safety
6
Operating Conditions
7
Warranty
7
Maintenance
7
Protective Switch-Off
7
Power Supply
7
Type of Signal Voltage
8
Amplitude Measurements
8
Time Measurements
9
Connection of Test Signal
10
First Time Operation
12
Trace Rotation TR
12
Probe Compensation and Use
12
Operating Modes of the y Amplifier
14
X-Y Operation
15
Phase Difference Measurement in DUAL Mode
15
Measurement of an Amplitude Modulation
16
Triggering and Timebase
16
Automatic Triggering
17
Normal Triggering, Slope
17
Trigger Coupling
17
Triggering of Video Signals
17
Function of Variable HOLD off Control
17
Line Triggering
18
Alternate Triggering
18
External Triggering
18
Trigger Indicator
18
Y Overscanning Operation
18
Component Tester
19
Test Patterns
22
Test Instructions
23
General
23
Cathode-Ray Tube: Brightness, Focus
23
Linearity, Raster Distortions
23
Astigmatism Check
23
Symmetry and Drift of the Vertical Amplifier
23
Calibration of the Vertical Amplifier
23
Transmission Performance of the Vertical Amplifier
24
CHOP., INV.I/II and XY-Operation
24
Triggering Checks
25
Timebase
25
Component Tester
26
Trace Alignment
26
Service Instructions
27
General
27
Instrument Case Removal
27
Operating Voltages
27
Maximum and Minimum Brightness
27
Astigmatism Control
27
Trigger Threshold
28
Trouble-Shooting the Instrument
28
Replacement of Components and Parts
28
Adjustments
28
Short Instruction
29
Front Panel Elements, Front View
30
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