Sony HDW-750 Maintenance Manual page 424

8-2. Tape Run System Adjustment
2. Note
Perform the tape run system adjustment with the cassette compartment installed in
the unit.
3. Preparations
(1) Set the POWER switch to OFF.
(2) Remove the front lid and the outside panel assembly. (Refer to Section 1-4.)
(3) Clean the following portions with a cleaning cloth moistened with cleaning fluid.
(Refer to Sections 2-1-2, 2-1-3, 2-1-4, 2-1-5, 7-7 and 7-37.)
. Video heads
. Upper drum tape running surface
. Lower drum tape running surface and rabbet guide
. Stationary heads
. Cleaning blade
. All tape guides
. Capstan shaft
. Pinch roller
. S/T plate assembly
. S/T slider foot assembly
4. Tools/measuring equipment
. Screwdriver (tool) TG adjustment (45) :
. Too, 0.89 bit (for repairing) (45) :
. Hexagon bit (for torque screwdriver) (S : 1.5) : J-6326-120-A
. HN-255 assembly :
. Mirror (small oval type) :
. Cleaning cloth :
. Cleaning fluid :
. Blank tape (BCT-40HD) :
. Oscilloscope
. Locking compound :
. Skewer
. Alignment tape HR2-1A :
Contents of recording
Time
CTL Track
min. : sec.
00 : 00
CTL
(CTL Pulse)
15 : 00
20 : 00
25 : 00
30 : 00
*1 : Any segment of the alignment tape can be used for the CTL head height adjustment.
8-20
J-6322-420-B
J-6322-420-3
A-8315-553-A
J-6080-840-A
3-184-527-01
9-919-573-01
Commercially available on market
7-432-114-11
8-960-076-11
Video/Audio
CUE Track
Track
1 kHz, 0 VU 5.875 MHz
(A ch only)
12 kHz, 0 VU A, C ch-5.875 MHz
A, C ch
First harf : 5.875 MHz
Latter harf : 23.5 MHz
B, D ch
First harf : 23.5 MHz
Latter harf : 5.875 MHz
23.5 MHz
(All ch)
*1
Used in
. Video tracking adjustment
. CTL head position adjustment
. CUE head height adjustment
. CUE/TC head position adjustment
. CUE/TC head azimuth adjustment
. CUE/TC head tape-to-head contact
adjustment
HDW-750/750CE V1