Play Tape Pass Limit Conformation; Confirmation Of Envelope On Rev, Rew And Ff Mode - Panasonic AJ-D440 Service Manual

3-22. Play Tape Pass Limit Confirmation
SPEC Each post limit shown in below figure.
MODE PLAY
TAPE Blank Tape
Post Name
A
NG
S5 post
NG
S4 (Tension) post
S1 post OK
T1 post OK
T3 post NG
OK
T4 post
1. Place unit into PLAY mode and confirm the each post limits is within specification.
2. If out of specification, adjust the post height follow the each adjustment procedure (Refer to above table).
A : UPPER

3-23. Confirmation of Envelope on REV, REW and FF mode

SPEC See Figure 3-23
TEST POINT See below
MODE REV, REW, FF
(Classified list of Test Point)
TYPE Signal
A (1) R/P ENV
(2) R/P HSW
B (1) R/P ENV L
(2) R/P HSW L
C (1) ENV L13
(2) HSW L13
D (1) PB ENV L13
(2) PB HSW L13
Tape limit (refer to figure)
B C D E
OK OK NG NG
NG OK NG NG
NG NG NG NG
NG NG NG NG
NG OK NG NG
OK OK NG NG
B : FREE C : LOWER
M.EQ
TAPE
Test Point
AJ-D200, AJ-D210, AJ-D215, AJ-D220, AJ-D230, AJ-D230H,
AJ-D250, AJ-D400, AJ-D440, AJ-D450, AJ-D640, AJ-D650,
AJ-D700, AJ-D700A, AJ-D750, AJ-D800, AJ-D800A, AJ-D810,
AJ-D810A, AJ-D850, AJ-LT75, AJ-LT85, AJ-D610
(refer to Table AJ-D90, AJ-D92, AJ-D95DC, AJ-D900W, AJ-D900WA, AJ-D94,
of Test Point) AJ-D910WA, AJ-D950, AJ-D950A, AJ-PD900W, AJ-PD900WA
AJ-DE77, AJ-D780
AJ-D940
Adjustment
Point
F
NG
S4, S5 post
NG
NG S1, T1 post
NG
NG A/C Head tilt
NG
T4 post
Table 3-22
D : CURL E : BEND
Oscilloscope
NTSC : VFM3580KM or VFM3580KL
PAL : VFM3680KM or VFM3680KL
Table 3-23
2-34
Adjustment
Item
Post Height Pre-Adjustment
ENV Waveform Adjustment
A/C Head Tilt Adjustment
Post Height Pre-Adjustment
F : DROP
Model