Toshiba e-STUDIO 2555C Service Manual page 1055

Table 1. Relation between the status of the bypass paper width sensor and paper size (width)
Bypass paper width sensor
3
0
1
1
1
0
1
Table 2. Option connection detection signal
Bridge unit is connected
SIO read-in NG
No option is connected
JSP is connected
Table 3. Relation between the status of the original tray width sensor and paper size (width)
Original tray width sensor
TWID2S TWID1S
H
H
H
L
L
H (= high level): Open L (= low level): Short
Table 4. IH error input
Contents
Power OFF (initial check
state)
Power supply voltage
abnormality (AC power supply
not provided)
Ready state (without error)
IGBT high temperature
abnormality
IGBT temperature sensor
abnormality (breaking of wire)
Input power voltage upper
limit abnormality
Input power voltage lower limit
abnormality
Power supply abnormality at
cover open
Table 5. IH power voltage destination
JPD (100V)
NAD (115V)
MJD (230V)
Table 6. Fuser unit contact/release position
Released
Envelope
Contacting
1
2
1
1
1
0
0
1
1
1
1
0
0
0
A B
L L
L H
H H
H L
TWID0S
H L
H
L
L
L
L
H
L
L
IH error input 2
L
L
L
L
L
H
H
1
0
H
H
H L
L
L
2
1
H
H
H
L
L
H
0
1
1
1
0
1
1
Paper width size
(LT series)
-
ST-R
LD / LT
8.5x8.5 / LT-R /
KLG / 13"LG
COMPUTER
IH error input 1
L
L
L
H
H
L
H
Setting other than "LLL"
Paper width size
A3/LD
A4-R/LT-R
A5-R/ST-R
Card size
B4-R/LG
B5-R
Paper width size
(A4 series)
B5-R
A5-R
A3 / A4
A4-R / FOLIO
B4 / B5
IH error input 0
L
L
H
L
H
L
H