2-6.Opening The Pcbs And Ink Supply Unit To The Service Mode - Riso ComColor X1 series Technical Manual

2-6.Opening the PCBs and Ink supply unit to the service mode.

1) Remove the Left and Right top covers.
2) Remove the Rear cover assembly (Rear cover + Left & Right rear covers in one asssembly).
3) Remove the Grounding plate, which is screwed over the Engine control PCB. (Screws 4x8 (2 pcs))
If the Engine control PCB is lifted up without removing this Grounding plate, the Grounding plate will hit the
Engine control PCB and may damage the Engine control PCB.
4) Remove the screws and lift up the Engine control PCB. (Screws 4x8 (2 pcs))
- Screws numbered 1 & 2 on the next page photograph.
- Hook the arm on the right on the machine frame and fix its position using a screw.
5) Remove the screws and swing open the Power supply unit. (Screws 4x8 (2 pcs))
- Screws numbered 3 & 4 on the next page photograph.
6) Remove the screws and lift up the Controller PCB Box. (Screws 4x8 (2 pcs))
- Screws numbered 5 & 6 on the next page photograph.
- Support the raised Controller PCB with two screws, one on the right side of the Controller PCB
and the other on the left hand side.
Supporting screw on the left.
7)Remove the screws and swing open the Ink supply unit,
- Screws numbered 6, 7 & 8 on the next page photograph.
* The screw numbered 6 holds the two units, Controller PCB and Ink supply unit, together.
NOTE:
The screw numbers referred to on above explanation points to the photograph with these numbers
on the NEXT page.
Controller PCB Box
very slowly and gently
[ 2-7 ]
Grounding plate.
Supporting screw on the right.
. (Screws 4x8 (3 pcs))
ComColor Series (Revision 2.4)
Machine Covers