8-34
HDW-750/750CE V1
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 :
A-8315-553-A
.
Alignment tape HR2-1A :
8-960-076-11
.
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.
8-2. Tape Run System Adjustment
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.
P2
x
4
Plate
Shoulder pad
Screws
(with drop-safe)