Dual 1225 - Page 3

Contents
Technical Da
Pick-up Conn
Motor and Dr
ta
ection Diagram
ive
Pitch Control
Tonearm and
Replacing th
Replacemagnt
Tonearm Anti
Tonearm Guid
Tonearm lift
Start Cycle
Manual Start
Stop Switchi
Platter does not run when unit is plugged in and start
Switch operated
Platter does not reach required speed
Rumble in reproduction
Correct nominal speed obtained only at extreme settings
of pitch control
Suspension
e Complete Tonearm and Bearing Assembly
of Tonearm
-skating Device
Pick-up head not parallel to platter
e Mechanism
Tonearm misses edge of record
Tonearm strikes record during change cycle
Tonearm does not move onto record when drop cycle ist started
Tonearm lowers too quickly when drop cycle is started
Tonearm returns to rest immediately after being placed on
record manually |
Ng
Muting Switch
Record Drop
Shut-off and Change Cycle
Shut-off Mechanism
Spare Parts
Lubrication
Platter stops after automatic set-down of tonearm
The last record of a stack keeps repeating
After adjusting the tonearm set-down point for 7" records
the set-down point is not correct for 12" records
Record drops when unit is switched to "stop"
Records do not drop
Stylus slips out of playing groove
Vertical tonearm movement restricted during set-—down
Disturbing noises during change operation
No sound
Motor does not shut off
Acoustic feedback
with Exploded Views
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