Adjustment - JVC CA-UXB70 Service Manual

4.1 Jigs and test instruments
• Test disc (CTS-1000)
• Test tape (VT712)
• Test tape (VT703)
• Test tape (AC225)
4.2 Adjustment and check method
4.2.1 Cassette section
Head azimuth
adjusting screw
(Forward side)
Removing the Cassette Mechanism Assembly
(1) Remove the rear cover.
(2) Remove the side panels (right and left).
(3) Remove the cassette mechanism assembly.
(4) Remove the four screws S fastening the cassette mechanism assembly from the back of the cassette mechanism.
(5) Press the EJECT button on the front side of the cassette mechanism assembly to open the cassette door, and then remove
the cassette mechanism assembly.
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Head azimuth
adjusting screw
(Reverse side)
Playback/Recording &
eraser head
BIAS TEST POINT
VR31
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SECTION 4

ADJUSTMENT

CN32
R310
R313
R105
C105
Q302 C205
C310
R205
R301
Q372
C314
C313
R335
R305
L301
R353
R339
C300
C304
C316
R304
R327
C319
C104
D340
C121
R345
C110
R344
R121
C221
R221
W1
Q345
Q344
Playback/Recording &
eraser head
Head azimuth
Head azimuth
adjusting screw
adjusting screw
(Reverse side)
(Forward side)
C374
C376
Q376
R338
R337
C371
R376 C331
R375
C213
IC32
R201
C202
C101
C201
R116 C342
W1
C209
C109
C220
C120
CN31
IC33
Q347
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