Toshiba DP-5550, Service Manual, Page: 75 / 404

2
© 2009 - 2011 TOSHIBA TEC CORPORATION All rights reserved e-STUDIO555/655/755/855
OUTLINE OF THE MACHINE
2 - 39
2.3.8 Transformer
2.3.9 Others
THM3 THMS-R-HTR
Fuser roller rear thermistor
Detecting the surface temperature of the
rear end of the fuser roller
Fig. 2-11 27-6
THM4 THMS-L-HTR
Pressure roller thermistor
Detecting the surface temperature of the
pressure roller
Fig. 2-11 27-28
THM5 THMS-DRM
Drum thermistor
Detecting the ambient temperature of the
drum surface
Fig. 2-14 50-12
THMO1 THERMO-C-HTR
Fuser roller center
thermostat
Preventing overheating of the inside of the
fuser unit
Fig. 2-11 27-4
THMO2 THERMO-S-HTR
Fuser roller side thermostat
Preventing overheating of the inside of the
fuser unit
Fig. 2-11 27-4
THMO3 THERMO-SCN-DH
Scanner damp heater
thermostat
Controlling the temperature of the scanner
damp heater
Fig. 2-7 38-9
THMO4 THERMO-DRM-DH
Drum damp heater
thermostat
Controlling the temperature of the drum
damp heater
Fig. 2-15 21-31
Symbol Name Function Remarks P-I
HVT PS-HVT
High-voltage transformer
Generating high-voltage and supplying it to
the following sections:
• Main charger wire
• Main charger grid
• Developer bias
• Transfer bias
• Drum cleaning brush
Fig. 2-23 53-7
Symbol Name Function Remarks P-I
INV-EXP INV-EXP
Lamp inverter board
Controlling the exposure lamp Fig. 2-5
Fig. 2-6
36-4
LCD LCD
LCD panel
Displaying each information Fig. 2-8 3-23
TCP TCP
Touch panel
Entering each information Fig. 2-8 3-22
INV-LCD INV-LCD
LCD inverter board
Controlling the LCD panel (touch panel) Fig. 2-8 3-26
GLV MIR-GLV
Galvanic mirror
Adjusting the beam angle of the 2nd laser
(Only for e-STUDIO755/855)
Fig. 2-10 32-1B
HDD HDD
Hard disk
Saving program data and image data Fig. 2-23 54-11
PS PS-ACC
Switching regulator
Generating DC voltage and supplying it to
each section of the equipment
Fig. 2-23 52-14
NF1 NS-FIL1
Noise filter-1
Filtering out the noise of the input AC
power
(Only for JPC model)
Fig. 2-24
Fig. 2-25
52-4
52-4B
NF2 NS-FIL2
Noise filter-2
Filtering out the noise of the AC power
supplied to the fuser unit
(Only for JPC model of e-STUDIO755/855)
Fig. 2-25 52-4
BRK1 BREAKER1
Breaker-1
Preventing overcurrent to the equipment Fig. 2-24
Fig. 2-25
Fig. 2-26
Fig. 2-27
52-3A
52-3B
52-113
BRK2 BREAKER2
Breaker-2
Preventing overcurrent to the fuser unit
(Only for JPC model of e-STUDIO755/855)
Fig. 2-25 52-3B
Symbol Name Function Remarks P-I