Gestetner A294 Service Manual page 462

SERVICE CALL CONDITIONS
SC128: Scanner Motor Error 5
Definition [B]
The scanner motor speed does not reach the target speed within a certain time
after the scanner motor starts.
Possible Causes
• Scanner motor defective
• MCU defective
• Scanner drive mechanism defective
SC129: Scanner Motor Error 6
Definition [B]
The scanner motor speed is not controlled properly.
Possible Causes
• Scanner motor defective
• PSU defective
• Scanner unit defective
SC130: SBU Error
Definition [B]
The SICU does not receive the correct signal from the SBU.
Possible Causes
• SICU defective
• SBU defective
• Poor connection between SICU and SBU
SC300: Charge Corona Output Error 1
Definition [B]
A feedback voltage for the charge corona of more than 4.5 V was detected
from the charge/bias/grid power pack 9 times consecutively.
Possible Causes
• Charge/bias/grid power pack defective
• Poor charge corona unit connection
SC301: Charge Corona Output Error 2
Definition [B]
A feedback voltage for the charge corona of less than 1.5 V was detected from
the charge/bias/grid power pack 9 times consecutively.
Possible Causes
• Charge/bias/grid power pack defective
• Poor charge corona unit connection
A294/A295
CÓPIA NÃO CONTROLADA
7-4
CÓPIA NÃO CONTROLADA
Rev. 9/2001
SM