Sony CineAlta HDCAM HDW-F900R, Maintenance Manual, Page: 452 / 546

8-46
HDW-F900R/V1 (E)
8-2-9. CUE/TC Output Level Check
Tools
. Alignment tape HR2-1A : 8-960-076-11
.
HN-255 assembly : A-8315-553-B
.
Oscilloscope
A B
Specifications 1 : x 100 < 5 % (fluctuation)
A
B
_
A
Specifications 2 :
x
100
>
70 %
C
D
Preparations
1. Turn off the main power.
2. Remove the shoulder pad and the plate.
3. Connect the HN-255 assembly to the MDC-
13G board.
.
5-pin connector on the HN-255 assembly :
CN902/MDC-13G board
. 8-pin connector on the HN-255 assembly :
CN903/MDC-13G board
4. Connect an oscilloscope.
CH-1 : PB CUE/Circuit board on the HN-255
assembly
TRIG : CH-1
5. Turn on the main power.
6. Insert the alignment tape HR2-1A.
Check Procedure
1. CUE output level check
(1) Play back the alignment tape HR2-1A (from
15 : 00 to 25 : 00).
(2) Confirm that fluctuation of the CUE output
level satisfies the specification 1.
(3) Play back the alignment tape HR2-1A (from
00 : 00 to 15 : 00) in PLAY state.
(4) Take note of the CUE output level. (Level at
this state is named C.)
(5) Enter the REV
x
1 state.
(6) Confirm that fluctuation of the CUE output
level (level at this state is named D) satisfies
specification 2.
(7) When specification 2 is not satisfied :
Perform the T3 and T5 tape guide height
adjustment again.
How to enter the REV x x
x x x
1 mode
(1) Set the
x
1 REV SEARCH to ON using the
VTR maintenance menu, A40 : PATH
MODE SEL.
(2) After pressing the PLAY button, press the
REW button. (Both the PLAY and REW
buttons on the keyboard turn on.)
P2 x 4
Plate
Shoulder pad
Screws
(with drop-safe)