A/C Head Height Confirmation; Rev (-1) Mode Setting Procedure; Ctl Self Recording Level Confirmation - Panasonic DVCPRO HD AJ-HDC27VP Service Manual

4-20. REV (-1) Mode Setting
Procedure
1. Set the VTR to STILL mode by press "PLAY"
button twice.
2. Press "PLAY"
simultaneously.
NOTE: Above setting only apply to item "REV Tape
Pass Confimation and Adjustment (T4 post
height adjustment)". All models should be set
to 25M mode with REV (-1) speed playback.
4-21.CTL Self Recording Level
Confirmation
TEST POINT
CTL: TP901
ADJ.
T4 post height
C1, C2 ³ 1.6 V: PLAY
SPEC.
C1, C2 ³ 1.2 V: REV X1
MODE
PLAY, REV´1
TAPE
Blank Tape
M.EQ
Oscilloscope
1. Please confirm that the each screws are fixed on
A/C Head.
2. Place Unit into REC mode and playback the
recorded portion.
3. Confirm that the CTL level is within the
specification at PLAY and REV mode.
4. If CTL level is out of specification at PLAY mode,
confirm the height of A/C Head (refer to item "3-17.

A/C Head Height Confirmation")

5. If CTL level is out of specification at REV mode,
confirm the height of T4 Post (refer to item "3-19.
REV Tape Path Confirmation and Adjustment").
Figure 4-21
and "RESET" button
MECH-19