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HXCU-FB80
Sony HXCU-FB80 Service Manual
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3-1
1.
CN-3968 Board
Preparation
1.
Remove the cover
. (Refer to
“3-2. Cover”
.)
2.
Remove the A
T
-196 board. (Refer to
“3-8. A
T
-196 Board and Lithium Battery”
.)
Procedure
1.
Remove the two screws, then remove the CN-3968 board.
2.
Disconnect the two harnesses from the connectors (CN1 and CN003) on the CN-3968 board.
2.6 x 5
Harness
Harness
Rear panel
CN1
CN003
CN-3968 board
3.
Install the removed parts by reversing the steps of removal.
HXCU-FB80
3-16
43
45
Table of Contents
Default Chapter
5
Table of Contents
5
Manual Structure
9
Purpose of this Manual
9
Related Manuals
9
Trademarks
9
1 Service Overview
11
Location of Printed Wiring Boards
11
Functions of Onboard Parts
12
Description of Onboard LED Indicators
12
Functions of Onboard Switches
14
Note on Replacement of Lithium Battery
16
Notes on Replacement of Circuit Board
17
EEPROM Data
17
Actions to be Taken after Board Replacement/Repair
17
Circuit Protection Parts
18
Thermistor
18
Flexible Flat Cable and Coaxial Cable
19
Connecting and Disconnecting Flexible Card Wires
19
Disconnecting/Connecting Fine-Wire Coaxial Cable
20
Lead-Free Solder
22
2 Periodic Maintenance and Inspection
23
Cleaning of Connector/Cable
23
Cleaning Connectors/Cables of NEUTRIK
23
Cleaning Connectors/Cables of LEMO
25
3 Replacement of Main Parts
29
Tightening Torque
29
Cover
30
Front Panel Assembly
31
Board
32
DC Fan
34
Switching Regulator (Large)
36
Switching Regulator (Small)
37
Board and Lithium Battery
38
Optical Connector Assembly
39
Neutrik Model
39
LEMO Model
40
CN-3958 Board
43
CN-3968 Board
44
Board
45
CN-3972 Board
47
SW-1736 Board
48
CN-3985 Board
50
LED-544 Board
51
4 Electrical Alignment
53
Preparations
53
Equipment Required
53
Precautions on Adjustments
53
Connection of Equipment
53
Initial Settings
54
Reference Signal System Adjustment
55
27 Mhz VCO Free-Running Adjustment
55
Video Signal System Adjustment
56
VBS Output Level Adjustment
56
PIX Output Level Adjustment
56
Cable Driver Adjustment
58
Adjusting 12G-SDI Amplitude
58
Adjusting 3G-SDI Amplitude
58
Adjusting HD-SDI Amplitude
59
5 Software Update
61
Upgrading the Software Programs
61
Updating the Main Program
61
Updating the BOOT Program
62
Writing and Rewriting the PLD Internal Data
64
Corresponding Plds
64
6 Maintenance Mode
65
Preparations
65
Starting/Exiting the Maintenance Mode
65
Memory Stick
66
VE OPERATION Menu
67
MAINTENANCE Menu
77
7 Circuit Description
81
Circuit Description of each Board
81
AT-196 Board
81
CN-3958 Board
81
CN-3968 Board
81
CN-3972 Board
81
CN-3985 Board
82
DPR-386 Board
82
SW-1736 Board
83
8 Spare Parts
85
Note on Repair Parts
85
Exploded Views
86
Overall
86
PS Block
87
DPR Block
90
Front Panel
92
Supplied Accessories
93
9 Diagrams
95
Overall
95
Frame Wiring
97
Revision History
99
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Sony HXCU-FB80 Specifications
General
Brand
Sony
Model
HXCU-FB80
Category
Control Unit
Language
English
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