Tape Path Alignment; General Information For Tape Path Adjustment; Tape Path Adjustment Flow - Sony DVW-250 Maintenance Manual

7-1. General Information for Tape Path Adjustment

7-1-1. Tape Path Adjustment Flow

Perform the tape path adjustment of DVW-250/250P as following flow chart.
1
START
S3 / S5 tepe guide height adjustment
CTL head height adjustment
CTL head position adjustment
DIP swich setting
S1 tape guide slantness adjustment
S2 tape guide height adjustment
S-side tape running check
T1 tape guide slantness adjustment
T2 tape guide height adjustment
2
Alignment tape tracking check
T3 tape guide height adjustment
CTL head position adjustment *3
CUE /TC head position adjustment
CUE /TC head height adjustment
CUE /TC head azimuth adjustment
CUE /TC head position check *4
PG phase adjustment
CTL head position check
DIP swich re-setting
Self REC/PB tracking check
3
Tape running check
Cleanning
Screw lock
FINISH
DVW-250/250P
Section 7

Tape Path Alignment

NG
OK
NG
OK
NG
OK
NG
OK
NG
OK
NG
OK
*1
T-side S-side
NG NG
S-side
*2
NG
T-side NG
Referrence :
1 • Upper Drum Replacement
• Drum Replacement
• Tension Regulator Roller
Replacement
• CTL Head Replacement
*1
S-side NG: The rising edge of the
waveform is no good.
T-side NG: The falling edge of the
waveform is no good.
*2
S-side NG: Tape path does not meet
the S-side or S and T
side specifcation.
T-side NG: Tape path does not meet
the T-side specifcation.
*3
"CTL head position adjustment"
→ Section 7-2-3.
2 • CUE/TC Head Replacement
*4
Do the check part of Section 7-2-12.
3 • Pinch Roller Replacement
• Pinch Solenoid Replacement
• T Reel Brake Solenoid
Replacement
7-1