Read Clock F Adjustment (Vc-263 Board); Switching Position Adjustment (Vc-263 Board) - Sony DCR-IP5 Service Manual

DCR-IP5/IP5E/IP7BT/IP7E
3. Read Clock fo Adjustment (VC-263 Board)
Set the read clock center frequency of IC902.
Mode
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Note: Don't open the cassette compartment during this adjustment.
Adjusting method:
Order Page Address Data
1
2 0 01
3 9 74
4 9 81
5
6 0 01
7
8 3 00
9 3 01
10
11 9 74
12 9 81
13 0 01
14
Play back mode without a cassette
Data of page: 3, address: 01
Adjustment remote commander
C
6C
00
Procedure
Close the cassette compartment
without inserting a cassette.
01 Set the data.
01 Set the data, and press PAUSE
button.
01 Set the data, and press PAUSE
button.
Turn off the power and turn on
again.
01 Set the data.
Enter the play back mode without
a cassette.
0F Set the data, and press PAUSE
button.
Check that the data changes to
"00".
If the data changes to "FF", there
are errors (Time-out).
Enter the STOP mode.
00 Set the data, and press PAUSE
button.
00 Set the data, and press PAUSE
button.
00 Set the data.
Turn off the power and turn on
again.

4. Switching Position Adjustment (VC-263 Board)

Adjust the phase of the SWP signal (Switching pulse of the play
back head).
Mode
Signal
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Note1: Check that the data of page: 9, address: 9A is "16".
Adjusting method:
Order Page Address Data
1
2 0 01
3 C 30
4 C 31
5 C 32
6 C 33
7 3 0A
8 3 0B
9 0 01
Note2: If the data changes to "FF", adjustment has errors. Contents of the
error are written into page: 3, addresses: 0C and 0D. See the
following tables.
Data of page: 3,
address: 0C
Mechanism mode error (For example, the
01 adjustment is performed in the mode except
for the play back mode.)
Adjustment mode error (The data of page: 3,
02 address: 0A was changed during the
adjustment.)
03 Sync isn't played back at all.
04 Mch sync error (Time out in 30 sec.)
05 Pch sync error (Time out in 30 sec.)
06 Mch and Pch error (Time out in 30 sec.)
Data of page: 3,
address: 0D
Pch adjustment value exceeded a specified
01
range. (The adjustment data aren't changed.)
Mch adjustment value exceeded a specified
02
range. (The adjustment data aren't changed.)
Mch and Pch adjustment values exceeded a
03 specified range. (The adjustment data aren't
changed.)
5-46
Playback
Operation check tape
(XH8-2 (NTSC), XH8-3 (PAL))
Data of page: 3, address: 0B
Adjustment remote commander
C
30 to 33
00
Procedure
Insert the Operation check tape
and enter the play back mode.
01 Set the data.
19 Set the data, and press PAUSE
button.
9A Set the data, and press PAUSE
button.
19 Set the data, and press PAUSE
button.
9A Set the data, and press PAUSE
button.
30 Set the data, and press PAUSE
button.
Check that the data changes to "00".
If the data changes to "FF", there
are errors. (Note2)
00 Set the data.
Contents of error
Contents of error