5-20
Alignment and Adjustments
Samsung Electronics
3) Periodic Maintenance and Check List
When overhauling, refer to the following table.
◆
When lubricating bearings, be sure to keep the oil free
of dust. (Oil contaminated with dust might cause the
bearings to wear out or seize.)
◆
A “drop” of oil is defined as the amount attached to
the tip of a ø 2mm stick as shown in Fig. 5-25.
Maintenance and check items
Hours of use (H)
Remarks
500
1000
1500
2000
2500
3000
3500
4000
4500
5000
Tape path
Cleaning of tape path
O
O
O
O
O
O
O
O
O
O
system
Cleaning and degaussing
O
O
O
O
O
O
O
O
O
O
of drum assembly
Capstan Shaft
∆
∆
∆
∆
∆
Gear Capstan
∆
∆
∆
∆
∆
Driving system
Gear Pulley Shaft
∆
∆
∆
∆
∆
Belt Timing
◆
◆
◆
◆
◆
Motor Loading
◆
◆
◆
◆
◆
Performance
Abnormal noise
◆
◆
◆
◆
◆
◆
◆
◆
◆
Back tension measurement
◆
◆
◆
◆
◆
Confirmation
Brake system
◆
◆
◆
◆
◆
PB, REV torque
◆
◆
◆
◆
◆
measurement
Table 5-10
Fig. 5-25
Be absolutely care-
ful not to get oil on
the tape path sur-
face.
O : Cleaning
∆
: Oil
◆
: Confirmation
OIL
ø 2mm
Summary of Contents for VP-L900
Page 5: ...Product Specification 2 2 MEMO ...
Page 51: ...4 18 Disassembly and Reassembly Samsung Electronics MEMO ...
Page 79: ...5 28 Alignment and Adjustments Samsung Electronics MEMO ...
Page 109: ...Circuit Operating Description 6 30 Samsung Electronics MEMO ...
Page 124: ...Deck Operating Description Samsung Electronics 7 15 Fig 7 14 ...
Page 126: ...Deck Operating Description Samsung Electronics 7 17 Fig 7 16 ...
Page 128: ...Deck Operating Description Samsung Electronics 7 19 Fig 7 17 ...
Page 130: ...Deck Operating Description Samsung Electronics 7 21 Fig 7 18 ...
Page 132: ...Deck Operating Description Samsung Electronics 7 23 Fig 7 19 ...
Page 134: ...Deck Operating Description Samsung Electronics 7 25 Fig 7 20 ...
Page 136: ...Deck Operating Description Samsung Electronics 7 27 Fig 7 21 ...
Page 138: ...Deck Operating Description Samsung Electronics 7 29 Fig 7 22 ...
Page 139: ...Deck Operating Description 7 30 Samsung Electronics MEMO ...
Page 142: ...Samsung Electronics 10 1 10 Wiring Diagram ...
Page 143: ...Wiring Diagram 10 2 Samsung Electronics MEMO ...
Page 145: ...PCB Diagrams 11 2 Samsung Electronics COMPONENT SIDE 11 1 Main PCB ...
Page 146: ...PCB Diagrams Samsung Electronics 11 3 CONDUCTOR SIDE ...
Page 149: ...PCB Diagrams 11 6 Samsung Electronics 11 6 Front PCB 11 7 Function PCB ...