Sony HDW-750 Maintenance Manual page 438

8-2. Tape Run System Adjustment
8-2-4. CTL Head Position Adjustment
Notes
. The CTL head position adjustment is closely related with the TC head position
adjustment.
. When the CTL head position adjustment is performed, be sure to perform the TC
head position adjustment.
Tools
. HN-255 assembly :
. Alignment tape HR2-1A :
. Nut driver (for across : 4.5 mm) : 7-700-751-01
. Oscilloscope
Preparations
1. Turn off the main power.
2. Remove the front lid and the outside panel assembly. (Refer to Section 1-4.)
3. Remove the shoulder pad and the plate.
4. Connect the HN-255 assembly to the MDC-
13 board.
5-pin connector on the HN-255 assembly :
CN902/MDC-13 board
8-pin connector on the HN-255 assembly :
CN903/MDC-13 board
5. Connect an oscilloscope.
CH-1 : REC A PB/Circuit board on
the HN-255 assembly
CH-2 (TRIG) : SERVO CF/Circuit board on
the HN-255 assembly
6. Turn on the main power.
7. Insert the alignment tape HR2-1A.
8-34
A-8315-553-A
8-960-076-11
Screws
(with drop-safe)
P2 x 4
Plate
Shoulder pad
HDW-750/750CE V1