Contents
Page
21
S-1800M15: No picture on display screen when powered.
22
S-1800M15: Screen gets bright, but nothing appears.
S-1800M15: Screen does not change into bright even if the bright dial is turned.
23
S-1800M15: The picture is unstable and scrolling vertically.
S-1800M15: Stripes appears to the left or right direction on the screen and no normal echo display.
24
S-1800M15: The specific colors do not appear on the screen. All screen changes into a specific color.
S-1800M15: Vertical phase is in a wrong position. Horizontal phase is in a wrong position.
25
The temperature readout is abnormal.
26
The audio monitor is not audible.
The memory data cannot back-up.
27
Key operation is not accepted.
"Beep" is not heard when a key is pressed.
28
Ship's speed cannot be displayed or abnormally displayed.
Navigational display does not appear on the screen.
29
Adjusting the Power Supply PCB (No.654) for S-1800M10
30
Adjusting the Power Supply PCB (No.692) for S-1800M15 (MBB).
Confirming the voltage on the Power Supply PCB (No.694) for S-1800M15 (MBB).
31
Adjusting the voltage, 85V on the Power Supply PCB (No.703) for S-1800 Hull Unit
32
Adjusting the voltage, 70V on the Power Supply PCB (No.703) for S-1800 Hull Unit.
33 Main PCB for Monitor / Main PCB for Hull Unit
34 Power Supply PCB / TR PCB for Hull Unit
DRAWINGS
BLOCK DIAGRAM
CIRCUIT DIAGRAM
WAVE FORMS
ASSEMBLY DRAWING
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Summary of Contents for S-1800H80/180
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Page 70: ...180kHz HULL UNIT CIRCUIT DIAGRAM WAVE FORMS 180 kHz...
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Page 119: ...HULL UNIT ASSEMBLY DRAWING...