[A]: Machine Right
[B]: Machine Inner
[C]: Machine Left
[D]: Toner cartridge (K, M, C, Y)
[E]: ITB unit
[F]: Drum unit (K, M, C, Y)
[G]: Development unit (K, M, C, Y)
[H]: Laser unit (KM, CY)
[I]: Fusing unit
| No. | Name | No. | Name |
|---|---|---|---|
| 1 | Main/Engine PCB (PCB1) | 18 | Cassette PCB (PCB25) |
| 2 | Engine relay PCB (PCB21) | 19 | LDB K (PCB18) |
| 3 | OPU Board | 20 | LDB M (PCB16) |
| 4 | HVP (PCB19) | 21 | LDB C (PCB14) |
| 5 | HVP 2 (PCB20) | 22 | LDB Y (PCB12) |
| 6 | PSU (PCB9) | 23 | Synchronizing Detector Board K (PCB17) |
| 7 | Drum PCB (PCB23) K | 24 | Synchronizing Detector Board M (PCB15) |
| 8 | Drum PCB (PCB23) M | 25 | Synchronizing Detector Board C (PCB13) |
| 9 | Drum PCB (PCB23) C | 26 | Synchronizing Detector Board Y (PCB11) |
| 10 | Drum PCB (PCB23) Y | 27 | Fusing zener PCB (PCB10) |
| 11 | Drum relay PCB (PCB22) | 28 | Drum heater K PCB |
| 12 | Developer PCB (PCB24) K | 29 | Drum heater M PCB |
| 13 | Developer PCB (PCB24) M | 30 | Drum heater C PCB |
| 14 | Developer PCB (PCB24) C | 31 | Drum heater Y PCB |
| 15 | Developer PCB (PCB24) Y | 32 | Controller Board (PCB3) |
| 16 | Toner cartridge relay PCB (PCB26) | 33 | BiCU (PCB2) |
| 17 | Paper exit PCB (PCB8) | 34 | NFC Board (PCB4) |