Service manual

Alignment & Troubleshooting
Service Manual
4-20
Samsung Electronics
HVPS Duty Table (Example)
Item Description
Charger Duty : 50% -> “-789V”, Range : -81V ~ -1689V
T1 Duty : 50% -> “1159V”, Range : 122V ~ 2188V
T2 Duty : 50% -> “2552V”, Range : 264V ~ 4730V
Supply DC Duty : 50% -> “-269V”, Range : -1V ~ -591V
AC, Vpp Duty : 50%-> “1210V” , Range : 800V ~ 2160V
Maintenance
Item Description
Fuser When “enter” key is pushed, “Initialized” message will be displayed.
When “Upper Level” is pushed, “Off” message is disappeared.
Transfer When “enter” key is pushed, “Initialized” message will be displayed.
When “Upper Level” is pushed, “Off” message is disappeared.
FCF Pick Up Roll When “enter” key is pushed, “Initialized” message will be displayed.
When “Upper Level” is pushed, “Off” message is disappeared.
ITB When “enter” key is pushed, “Initialized” message will be displayed.
When “Upper Level” is pushed, “Off” message is disappeared.
Regi. Set
Item Description
Yellow When “enter” key is pushed, “* xdot” message will be displayed.
“*” displayed current setting.
And then Left/Right arrow is selected, xdot is increased or decreased.
“*” is disappeared. And then “enter” key is pushed, “*” will be displayed.
Magenta When “enter” key is pushed, “* xdot” message will be displayed.
“*” displayed current setting.
And then Left/Right arrow is selected, xdot is increased or decreased.
“*” is disappeared. And then “enter” key is pushed, “*” will be displayed.
Cyan When “enter” key is pushed, “* xdot” message will be displayed.
“*” displayed current setting.
And then Left/Right arrow is selected, xdot is increased or decreased.
“*” is disappeared. And then “enter” key is pushed, “*” will be displayed.
Black When “enter” key is pushed, “* xdot” message will be displayed.
“*” displayed current setting.
And then Left/Right arrow is selected, xdot is increased or decreased.
“*” is disappeared. And then “enter” key is pushed, “*” will be displayed.