Cue/Tc Head Tape-To-Head Contact Adjustment - Sony HDW-750 Maintenance Manual

8-2-7. CUE/TC Head Tape-to-Head Contact Adjustment

Notes
. The CUE/TC head tape-to-head contact adjustment is closely related to the height
adjustment, azimuth adjustment and position adjustment.
. When the CUE/TC head position adjustment is performed, be sure to perform the
related other adjustments (or checks).
Tools
. Alignment tape HR2-1A :
. Torque screwdriver bit (for M2) :
. Torque screwdriver (for 3 kg) :
. HN-255 assembly :
. Oscilloscope
. Hexagon bit (for torque screwdriver) (for across : 1.5) : J-6326-120-A
Preparations
1. Turn off the main power.
2. Remove the shoulder pad and the plate.
3. 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
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.
HDW-750/750CE V1
8-960-076-11
J-6325-380-A
J-6325-400-A
A-8315-553-A
P2 x 4
Screws
(with drop-safe)
Shoulder pad
8-2. Tape Run System Adjustment
Plate
8-41