Konica Minolta bizhub PRO 1050 Service Manual page 672

Field Service Ver3.0 Nov.2006
Classification Code
PB SC78-46
abnor- **
mality
SC78-47
**
SC78-48
**
SC78-49
**
SC78-50
**
Causes
When control temperature is
reached, after the glue tank heater
(H1) is turned ON, temperature
detected by the glue apply roller
temperature sensor (TH1) has not
risen to a prescribed level within a
specified time period.
An abnormal high temperature is
detected by the glue apply roller
temperature sensor (TH1).
An abnormal high temperature is
detected by the glue tank temper-
ature sensor /Up (TH2).
An abnormal high temperature is
detected by the glue tank temper-
ature sensor /Md (TH3).
An abnormal high temperature is
detected by the glue tank temper-
ature sensor /Lw (TH4).
14. MALFUNCTION CODE
Resulting Estimated abnormal parts
operation
The main body AC drive board (ACDB)
Glue tank heater (H1)
and the PB stop
Glue apply roller heater (H2)
immediately to
PB control board (PBCB)
turn OFF the main
PB drive board (PBDB)
relay (RL1).
Glue apply roller motor
(M32)
Glue apply roller tempera-
ture sensor (TH1)
AC drive board (ACDB)
Glue tank heater (H1)
Glue apply roller heater (H2)
PB control board (PBCB)
PB drive board (PBDB)
Glue apply roller motor
(M32)
Glue apply roller tempera-
ture sensor (TH1)
AC drive board (ACDB)
Glue tank heater (H1)
Glue apply roller heater (H2)
PB control board (PBCB)
PB drive board (PBDB)
Glue apply roller motor
(M32)
Glue tank temperature sen-
sor /Up (TH2)
AC drive board (ACDB)
Glue tank heater (H1)
Glue apply roller heater (H2)
PB control board (PBCB)
PB drive board (PBDB)
Glue apply roller motor
(M32)
Glue tank temperature sen-
sor /Md (TH3)
AC drive board (ACDB)
Glue tank heater (H1)
Glue apply roller heater (H2)
PB control board (PBCB)
PB drive board (PBDB)
Glue apply roller motor
(M32)
Glue tank temperature sen-
sor /Lw (TH4)
637
2