Mechanical Adjustments - Pioneer CT-1040W Service Manual

CT-10490 W
8. Chrome Detector Adjustment (Deck A)
tape is loaded.
10. ADJUSTMENTS |
10.1 MECHANICAL ADJUSTMENTS
® Before commencing any mechanical adjustments, clean the capstan, pinch roller, idler, and belts with a cloth dipped in a
little alcohol.
®@ Unless specifically indicated, the following adjustments refer to both deck A and B.
6. Music Search Adjustment (Deck A)
See diagram below | Using a screwdriver inserted into
the notch (A) in fever (B), adjust
dimension G indicated in the
following diagram to 7.8 ~
8.1 mm.
1. Pinch Roller Pressure Check ¢ Use tension gauge (GGK-047)
B (normal speed)
Ho A (double speed)
PLAY 230g ~ 350g Let the pinch roller stowly ap- :
proach the capstan, and read the y ;
tension gauge value when the
pinch roller commences to : 5
rotate.
@ Replace the pinch roller pressure spring (RBH-890)
4. FF Solenoid Adjustment
FF solenoid position | The square hole in the ree! base
(loosen screws {1} to | full ass'y must make contact with
permit movement). the boss of the drive arm full
ass'y.
5. REW Solenoid Adjustment
REW solenid position | The square hole in the reel base
(loosen screws (2) to | full ass'y must make contact with
permit movement). the boss of the drive arm full
Chrome detector
lever
Pinch roller
7. Eject Adjustment 9.
Adjustment location Adjustment method Adjustment location
Chrome detector Adjust gap C to 0 ~ 0.5mm when the Chrome detector
lever pocket is closed without a cassette haif lever
loaded.
Chrome Detector Adjustment (Deck B)
tape is loaded.
FF solenoid REW solenoid
(plunger solenoid F) (plunger solnoid R)
Pinch roller arm Pinch roller pressure spring
(part no. RBH-890)
2. Reel Base Torque Check © Use torque meter (GGK-056)
Take-up ree! base torque Supply reel base torque
ratings ratings
Zogem ~ 590m
Bég-cm ~ 125g-0m | __*2gem~Beem __|
*2g-cm ~ Sg-cm 85g-cm ~ 125g-cm
Metal detector
lever
* Back-tension torque
If the specified torque ratings are not satisfied,
replace the supply reel base ass'y (RXB-714)
take-up reel base ass'y (RXB-715)
drive arm full ass'y (RXB-376). Makes contact Makes contact
3. Tape Speed Adjustment © Adjust at beginning of tape
, Specifications o e - y
Test tape Adjustment : S aes
p location | f@ting (playback Take-up idler
frequency)
F
BAY STD-301 (3kHz) 6010Hz + 10Hz
. FF mode
PLAY ar
Chrome detector lever
Detector lever
gi OR
Conform gap
4. Short the TP terminal, and adjust from double speed.
. Open the TP terminal, and adjust at normal speed.