Switching Position Adjustment (Vc-284 Board); Agc Center Level And Apc & Aeq Adjustment; Preparations Before Adjustments - Sony DCR-PC101E Service Manual

3. Switching Position Adjustment (VC-284 board)

RadarW RadarW
RadarW RadarW RadarW
Mode VTR playback
Signal SW/OL standard (XH2-3)
Measurement Point Displayed data of page: 3, address: 03
Measuring Instrument Adjusting remote commander
Adjustment Page C
Adjustment Address 10, 11, 12, 13
Specified value The data of page: 3, address: 03 is "00"
Note 1: Check that the data of page: 0, address: 10 is "00".
Adjusting method:
Order Page Address Data
1
2 0 01 01
3 C 10 EE
4 3 21
5 3 01 0D
6 3 02
7 3 03
8 0 01 00
Note 2: If the data is "72", the tape top being played. After play-
ing the tape for 1 to 2 seconds, stop it, perform step 5
and higher.
If the data is "62", the tape end being played. After re-
wind the tape, perform step 5 and higher.
Note 3: If bit0 of the data is "1", the EVEN channel is defective.
If bit1 of the data is "1", the ODD channel is defective.
Contents of the defect is see written into page: C, ad-
dress: 10 and 12. See following table. (For the bit val-
ues, refer to "5-4. SERVICE MODE", "4-3. 3. Bit value
discrimination".)
If bit3 of the data is "1", the tape end being played, so
rewind the tape and perform the adjustment again.
When the EVEN channel is defective
Data of page: C,
Contents of defect
address: 10
Writing into EEP ROM (IC2502) is
EE
defective
E8 Adjustment data is out of range
E7 No data is returned from IC2101
When the ODD channel is defective
Data of page: C,
Contents of defect
address: 12
Writing into EEP ROM (IC2502) is
EE
defective
E8 Adjustment data is out of range
E7 No data is returned from IC2101
Procedure
Insert the SW/OL standard
tape and enter the VTR stop
mode.
Press PAUSE button.
Check the data is "02". (Note 2)
Press PAUSE button.
Check the data changes to
"00".
Check the data is "00". (Note 3)
4. AGC Center Level and APC & AEQ Adjustment
Note: Check that the data of page: 0, address: 10 is "00".
4-1.

Preparations before adjustments

Mode
Subject
Adjusting method:
Order Page Address Data
1 7 30
2
5-51
DCR-PC101/PC101E
CAMERA recording
Arbitrary
Procedure
80
Record camera signal for 3
minutes, and rewind the tape.