8-1
DSR-2000A/2000AP
Tape path adjustment is very important adjustment to run tape under the optimum
conditions for tape.
If this adjustment is not performed correctly, tape may be damaged.
Perform this adjustment with utmost attention.
Perform this adjustment after the cassette compartment assembly is removed from
VTR.
8-1. General Information for Tape Path Adjustment
Tools
1. Alignment tape
The following alignment tapes are necessary for tape path adjustment.
. XH2-1AST (Standard cassette) : 8-967-999-02
. XH5-1A2 (Mini cassette) : 8-967-999-22 (NTSC)
. XH5-1AP2 (Mini cassette) : 8-967-999-26 (PAL)
2. Tape guide adjustment driver
The following tape guide adjustment driver which is available as the Sony service
tool is necessary for height adjustment of tape guide.
. Tape guide adjustment driver : J-6082-362-A
3. Tape path adjustment board
Use the tape path adjustment board (DJ-461) to parforme the tape path adjustment.
. Tape path adjustment board, DJ-461 : J-6444-610-B
4. The required tools in addition to the above listed tools.
. Oscilloscope (Tektronix 2445B or equivalent)
. Small mirror for adjustment : J-6080-029-A
. Cleaning cloth : 3-184-527-01
. Cleaning fluid : 9-919-573-01
Preparation of Tape Path Adjustment
1. Cassette compartment assembly
It is not necessary to remove the cassette compartment assembly during tape path
adjustment.
2. Cleaning the tape running surface
Clean the tape running surface of tape guides, head drum and video heads using the
cleaning cloth moistened with cleaning fluid.
. Cleaning cloth : 3-184-527-01
. Cleaning fluid : 9-919-573-01
Section 8
Tape Path Alignment
Tape guide
adjustment driver
Tape guide
TG1 arm assembly
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