5-48
3-3. SERVO AND RF SYSTEM ADJUSTMENTS
1.
Capstan FG Adjustment (HD-024 Board)
Mode
E-E
Signal
No signal
Measurement Point
Displayed data of page: 3, address:
03
Measuring Instrument
Adjustment remote commander
Adjustment Page
C
Adjustment Address
16
Specified Value
“ 00 ”
Adjusting method:
1) Close the cassette compartment without tape.
2) Select page: 0, address: 01, and set data: 01.
3) Select page: 3, address: 01, set data: 1B, and press the PAUSE
button of adjustment remote commander.
4) Select page: 3, address: 02 , and check that the data change to
“ 1B ”
→
“ 2B ”
→
“ 00 ”.
5) Select page: 3, address: 03, and check data: “ 00 ”.
Note:
If page: 3, address: 03 is “ 01 ”, there are errors.
6) Set page: 0, address: 01, and set data: 00.
2.
PLL f
0
Pre-adjustment (RP-234 Board)
Mode
E-E
Signal
No signal
Measurement Point
Displayed data of page: 3, address:
03
Measuring Instrument
Adjustment remote commander
Adjustment Page
C
Adjustment Address
1F, 20, 22, 47
Specified Value
“ 00 ”
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 3, address: 01, set data: 30, and press the PAUSE
button of the adjustment remote commander.
3) Select page: 3, address: 02, and check that the data changes to
“ 00 ”.
4) Select page: 3, address: 03, and check that the data is “ 00 ”.
5) Select page: 0, address: 01, and set data: 00.
3.
Switching Position Adjustment (HD-024 Board)
Mode
Playback
Signal
Alignment tape: SW/OL standard
(XH2-3)
Measurement Point
Displayed data of page: 3, address:
03
Measuring Instrument
Adjustment remote commander
Adjustment Page
C
Adjustment Address
10, 11, 12, 13
Specified Value
“ 00 ”
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 3, address: 01, set data: 0D, and press the PAUSE
button of the adjustment remote commander.
3) Select page: 3, address: 02, and check that the data changes to
“ 00 ”.
4) Select page: 3, address: 03, and check that the data is “ 00 ”.
5) Select page: 0, address: 01, and set data: 00.
4.
RF-AGC Adjustment (RP-234 Board)
Mode
Recording and playback
Signal
Color bar
Measurement Point
Displayed data of page: 3, address:
03
Measuring Instrument
Adjustment remote commander
Adjustment Page
C
Adjustment Address
1E
Specified Value
“ 00 ”
Adjusting method:
1) Record the color bar signal in the optional tape about 2 minutes.
2) Select page: 0, address: 01, and set data: 01.
3) Select page: C, address: 54, set data: CC, and press the PAUSE
button of the adjustment remote commander.
4) Select page: 3, address: 1D, set data: 21, and press the PAUSE
button.
5) Play back the recorded section.
6) Select page: 3, address: 01, set data: 23, and press the PAUSE
button.
7) Select page: 3, address: 02, and check that the data changes to
“ 00 ”.
8) Select page: 3, address: 03, and check that the data is “ 00 ”.
9) Select page: 3, address: 1D, set data: 20, and press the PAUSE
button.
10) Select page: C, address: 54, set data: 00, and press the PAUSE
button.
11) Select page: 0, address: 01, and set data: 00.
