Service manual

Chapter 12
12-8
12.2.7 PCBs
12.2.7.1 List of PCBs
0011-2726
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
<Reader Unit>
T-12-20
F-12-10
<Printer unit>
T-12-21
Symbol Name Part No. Function
[1] Reader controller PCB FM2-4019 controls the reader unit/ADF
Symbol Name Part No. Function
[1] Laser driver PCB Scanner unit
FM2-3383(iR2016J/2020J)
FM2-3384(iR2016/2016i/2020/
2020i)
controls the laser unit drive
[2]
BD PCB generates the BD signal
[3]
Image processor PCB FM2-4054 processes output image data for the
printer unit
[4]
128MB RAM(standard)/
256MB RAM(option)
FM2-4055(128MB RAM)/FM2-
4056(256MB RAM)
temporarily retains image data
[5]
LAN PCB FM2-4058 network interface/printer function
control
[6] Seriar interface PCB FM2-4062 coin vendor interface
[7] Modem PCB FM2-4057 control the fax
[8] PCL PCB FM2-4061 PCL function control
[9] NCU PCB FM2-2790 controls the line switching operation
[10]
modular PCB FM2-4777(120V)
FM2-4772(230V)
fax line interface
[11]
DC controller PCB FM2-4023(KQW)
FM2-4024(KQY/KQX/KQZ)
FM2-4014(KRE/KRL)
FM2-4015(KRJ/KRC/KRK/KRE)
FM2-4026(KRM/KRU)
FM2-4016(KRR/KRU)
FM2-4017(KRS/KRP/KRQ/KRT)
controls the printer unit/option
[12]
Option power supply
PCB
FK2-1085(120V)
FK2-1086(230V)
Option power supply
[13] Heater PCB FM2-4021 heater power switch
[14]
Operation panel PCB Operation panel unit
FK2-1141(KQW/KQY/KRM)
FK2-1140(KQX)
FK2-1604(KQZ/KRN)
FK2-1137(KRE/KRJ/KRC/KRR/
KRS/KRQ)
FK2-1056(KRE/KRP)FK2-
1601(KRK/KRT)
FK2-1602(KRL/KRU)
controls the operation panel
[15]
Power supply PCB FK2-1074(120V)
FK2-1075(230V)
printer power supply
[16] HVT PCB FM2-4018 high-voltage power supply
[17] FAX PANEL PCB FM2-4398 control the fax panel
[1]