The hours shown in the table are not period of guarantee, Refer to this table in order to operate the functions and optimum performance of the unit and extend the life of the unit and tapes when planning the maintenance schedule.

The time recorded for part replacement is dependant upon the environment and the condition the unit is used.

Maintenance Parts
Maintenance Time (H using T2)
Remarks
Maintenance Item
Qty
750
1500
2250
3000
3750
4500
5250
6000
Application/Remarks
TAPE RUNNING SYSTEM
Tape running surface cleaning
N/A
E
E
E
E
E
E
E
E
 
Tape running confirmation/adjustment
N/A
C
C
C
C
C
C
C
C
 
Cleaning roller replacement
1
E
E
E
E
E
E
E
E
 
Upper drum assembly replacement
1
E
E
E
-
E
E
E
E
 
Servo automatic adjustment (B110) execute

N/A

E
E
E
E
E
E
E
E
 
Servo automatic adjustment (B111) execute
N/A
E
E
E
E
E
E
E
E
 
Video tracking confirmation/adjustment
N/A
C
C
C
C
C
C
C
C
 
Drum assembly replacement
1
-
-
-
E
-
-
-
E
 
Taper guide roller rotation confirmation/replacement
N/A
C
C
C
C
C
C
C
C
 
Tape guide flange wearing confirmation/replacement

N/A

C
C
C
C
C
C
C
C
 
Bearing for cleaning roller replacement

2

-
E
-
E
-
E
-
E
 
Audio/Time code head replacement
1
-
-
-
E
-
-
-
E
 
CTL Head replacement
1
-
-
-
E
-
-
-
E
 
Full erase head replacement
1
-
-
-
E
-
-
-
E
 
DRIVE BLOCK
Pinch Roller replacement
1
E
E
E
E
E
E
E
E
 
Brake Shoe replacement
2
-
-
-
E
-
-
-
E
 
Drum ground shaft replacement
1
-
-
-
E
-
-
-
E
 
Pinch solenoid replacement
1
-
-
-
E
-
-
-
E
No problem when there is clearance
Cleaning solenoid replacement
1
-
-
-
E
-
-
-
E

 

Brake solenoid replacement
2
-
-
-
E
-
-
-
E
 
Reel motor replacement
2
-
-
-
E
-
-
-
E

 

Capstan motor replacement
1
-
-
-
-
-
-
-
-
 
Threading motor replacement
1
-
-
-
-
-
-
-
-

 

MECHANICAL OPERATION CONFIRMATION
Abnormal Noise
N/A
C
C
C
C
C
C
C
C
N/A
Servo automatic adjustment (B101) execute
N/A
E
E
E
E
E
E
E
E
N/A
Servo automatic adjustment (B109) execute
N/A
E
E
E
E
E
E
E
E
N/A
Servo check menu execute
N/A
E
E
E
E
E
E
E
E
N/A
FWD back tension confirmation /adjustment
N/A
C
C
C
C
C
C
C
C
N/A
REV back tension confirmation/adjustment
N/A
C
C
C
C
C
C
C
C
N/A
Cassette compartment operation confirmation
N/A
C
C
C
C
C
C
C
C
N/A
Reel brake clearance confirmation
N/A
-
-
-
C
-
-
-
C
N/A
Reel brake release amount confirmation
N/A
-
-
-
C
-
-
-
C
N/A
ELECTRICAL CONFIRMATION
System control operation confirmation
N/A
C
C
C
C
C
C
C
C
N/A
Audio specifications confirmation
N/A
C
C
C
C
C
C
C
C
N/A
Video specifications confirmation
N/A
C
C
C
C
C
C
C
C
N/A

T1 - OPERATION       T2 - DRUM ROTATION       T3 - TAPE RUNNING       CT - THREADING COUNT

NOTE 1: The life of the head maybe shortened when the unit is used in a place where there is high temperature, humidity, or dust. Therefore, use the unit in an air conditioned room and not in dusty areas. It is recommended to store the tape at normal temperature and humidity.

NOTE 2: When the drum assembly is replaced the upper drum assembly is also replaced.