Sony TRINITRON KV-13VM30 Service Manual page 79

KV-20/13VM30/31
RM-Y138/W
10-5. GUIDE ROLLER HEIGHT ADJUSTMENT
Purpose: To regulate the height of tape so that the bottom of tape runs along the tape guide line on the
lower drum
A. Preliminary Adjustment
Test Equipment/ Fixture VCR State Adjustment Point
@ Hexagonal Wrench or Bended @ Play an alignment tape @ Guide Roller Height Adjustment
Drive (+) Type
Screws on the Supply and Take-Up
Guide Rollers
@ Post Height Adjusting Driver
1) Perform the precise adjustment.
2) pete the Guide Roller sviaede eee
are
GUIDE ROLLER HEIGHT
oller retaining screw and then replace
the Guide Roll-
ADJUSTMENT SCREW
er
UPPER FLANGE
GUIDE ROLLER RETAINING
SCREW
Fig. C-5-1
- 838 -