Tektronix 744A ユーザーズマニュアル
Table of Contents
TDS 684A, TDS 744A, & TDS 784A Service Manual
v
Figure 6–16: A11 Processor/Display Removal
6–37
. . . . . . . . . . . . . . . . . . .
Figure 6–17: Board Bracket Removal
6–38
. . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 6–18: A10 Acquisition Board Removal
6–41
. . . . . . . . . . . . . . . . . . .
Figure 6–19: Floppy Disk Removal
6–43
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 6–20: Rear Chassis Removal
6–45
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 6–21: A16 Low Voltage Power Supply Removal
6–47
. . . . . . . . . . .
Figure 6–22: Display Assembly Removal
6–49
. . . . . . . . . . . . . . . . . . . . . . .
Figure 6–23: Display Driver Board Removal
6–50
. . . . . . . . . . . . . . . . . . . .
Figure 6–24: Front Subpanel Removal
6–52
. . . . . . . . . . . . . . . . . . . . . . . . .
Figure 6–25: Accessing the Protection Switch
6–58
. . . . . . . . . . . . . . . . . . .
Figure 6–26: Primary Troubleshooting Procedure
6–59
. . . . . . . . . . . . . . .
Figure 6–27: Module Isolation Troubleshooting Procedure
6–61
. . . . . . . .
Figure 6–28: A16 Low Voltage Power Supply Module Isolation
Troubleshooting Procedure
6–62
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 6–29: Power Supply Voltage Measurement Locations
6–63
. . . . . . .
Figure 6–30: Color Display Troubleshooting Procedure
6–64
. . . . . . . . . . .
Figure 6–31: Horizontal and Vertical Sync Signals – Color Display
6–65
.
Figure 6–32: A Video Signal with White, Black, and
Blanking Levels – Color Display
6–65
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 6–33: Processor/Acquisition Troubleshooting Procedure
6–66
. . . .
Figure 6–34: Processor/Front Panel Troubleshooting Procedure
6–67
. . . .
Figure 6–35: Attenuator/Acquisition Troubleshooting Procedure
6–68
. . .
Figure 6–36: A11 DRAM Processor/Display Module
(View of Right Side)
6–70
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 6–37: A11 DRAM Processor/Display Module
(View of Upper Left Corner)
6–71
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 6–38: A11 DRAM Processor/Display Module
(View of Lower Left Corner)
6–71
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 6–39: A10 Acquisition Module (View of Lower Right Corner)
6–72
Figure 9–1: Interconnections
9–2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 9–2: Block Diagram
9–4
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 10–1: External Modules
10–7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 10–2: Outer-Chassis Modules
10–9
. . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 10–3: Inner-Chassis Modules
10–10
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 10–4: Cables, Bottom View
10–11
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 10–5: Cables, Top View
10–13
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 10–6: Floppy Disk
10–15
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 10–7: Accessories
10–16
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .