Cue Output Level Check - Sony Digital Betacam DVW-707 Maintenance Manual

5-9. CUE Output Level Check

5-9. CUE Output Level Check
Tools
. Alignment tape, ZR2-1 (NTSC) : 8-960-073-11
. Alignment tape, ZR2-1P (PAL) : 8-960-073-61
. TP tool
. Oscilloscope
Setting
1. Turn the power off.
2. Connect the 8-pin connector of the TP tool to
the connector CN7 on the HN-260 board.
3. Connect the 5-pin connector of the TP tool to
the connector CN3 on the CTL-10 board.
4. Select the switches S1-1 and S1-2 on the HN-
260 board to the OFF.
5. Connect an oscilloscope.
CH-1 : PB CUE/TP tool
TRIG : CH-1
6. Turn the power on.
7. Insert the alignment tape ZR2-1/P.
Check
1. CUE Output Level Check
(1) Play back ZR2-1/P (from 15 minute to 25
minute segment).
(2) Check that the fluctuation of the CUE output
level satisfies specification 1.
(3) Set the dip switch S1-1 on the HN-260 board
to ON.
(4) Press the switch S3 on the HN-260 board 10
times.
(The Nos.1 and 3 of the MODE display LEDs
light up.)
(5) Play back ZR2-1/P (from 00 minute to 15
minute segement).
(6) Make a memo of the CUE output level. (This
level is as the C.)
(7) Press the REW button and enter the REV
state.
(8) Check that the CUE output level (this level is
as the D.) satisfies specification 2.
(9) After checking, set the dip switch S1-1 on the
HN-260 board to OFF.
5-30
: J-6420-910-A
A B
Spec.1: A_B
x100<8% (Fluctuation)
A
D
x100>70%
Spec.2:
C
DVW-790WS/709WS/707
DVW-790WSP/709WSP/707P P2V1