No.
Color
Operation
LED Action
LED 5
Orange
Image Processing 1 (while data is transferring)
On
VDB
VDB LEDs
The VDB (Video Drive Board) controls the LPH (LED Print Head). The VDB receives the image processed
data from the IPU and sends it to the LPH.
No.
Color
Operation
LED Action
LED 100
GREEN
Timer
Flashes
LED 101
YELLOW
During image writing (RFGATE signal)
ON
LED 102
GREEN
Outputting LPH 2 print data (1-bit)
ON
LED 103
YELLOW
Outputting ID sensor sampling
ON
LED 104
GREEN
Calibrating amount of LPH light
ON
4. Troubleshooting
224
4
Summary of Contents for Neptune-P1
Page 1: ...Neptune P1 Machine Code G180 SERVICE MANUAL June 2007 Subject to change...
Page 103: ...1 Installation 102 1...
Page 114: ...Rear Cover 1 Rear cover x 2 A 2 Controller cover B x 1 Paper Exit Unit Common Procedures 113 3...
Page 177: ...3 Remove the SFDB A x 2 x 2 standoffs x 2 3 Replacement and Adjustment 176 3...
Page 180: ...4 Remove the cooling fan D x3 x1 Others 179 3...
Page 402: ...Toner End Recovery Flow Chart Development 401 6...
Page 449: ...6 Details 448 6...
Page 457: ...MEMO 456...