Sony SVT-RA168, Service Manual

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2-3
SVT-RA40/RA168
1-2. Service Tools and Cleaning
1-2-1. Service Tools
Notes on Alignment Tapes
Alignment tape from the list below, according to the transmission system of the VCR you are repairing.
Models with 525 scanning lines and a field frequency of 60Hz
No. Tool Tool No. Remarks
1 Alignment tape (VHJ-0005) —————— SP colour bar 1 kHz (normal)
2 Alignment tape (VHJ-0006) —————— SP monoscope 7 kHz or 6 kHz (normal)
3 Alignment tape (VHJ-0007) —————— EP monoscope No Audio signal
4 Alignment tape (VSJ-1001) —————— EP Sync signal 3 kHz (normal)
5 Eccentric screw driver (VHJ-0003) J-6082-044-A Used to adjust the tape path
6 Nut box (VHJ-0048) J-6082-045-A Used to adjust the height of the lever
load assembly
7 Torque dial gauge (VHJ-0004) —————— Used to measure reel winding torque
8 Cassette torque meter (VHJ-0016) —————— Used to measure back tension torque
9 Load lever assembly height J-6431-410-A Used to adjust the height of the load
adjustment tool (VHJ-0111) lever assembly
10 Torque gauge screwdriver (VHJ-0014) J-6082-047-A Used to adjust the tightening torque of screws
11 3 mm dia. bit for torque screwdriver J-6082-048-A Used to replace the bit of the torque gauge
(VHJ-0045) screwdriver
12 Oil (VHJ-0099) 7-661-018-18 ——————
13 Grease (VHJ-0100) 7-661-000-11 ——————
14 Grease (VHJ-0101) J-6090-014-A ——————
15 Grease (VHJ-0114) —————— ——————
16 Upper drum fitting tool kit (VHJ-0112) —————— Used to reassemble the upper cylinder
(includes VHJ-0113)
17 Hexagonal wrench (VHJ-0113 ) —————— Spare hexagonal wrench for upper drum
fitting tool kit
No.1, 2, 3, 4 No. 5 No. 6 No. 7
No. 8 No. 9 No. 10
No. 12 No. 13, 14, 15
No. 17
No. 16
No. 11