Ibanez FL9 Service Manual

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FL9
Flanger
Service Manual
*
BLOCK DIAGRAMS
S I
EFFECT ON
NORi\ IAL OFF
*
ADJUSTMENT PROCEDURES
C LO CK
NO. 002
I. Set SPEED , REGEN , WIDTH & DELAY TIME controls fully CCW.
2. Co nnect the SYNCHROSCOPE & th e FREQUENCY COUNTE R at marked CP I
3. Adjust VRIOI for a frequ ency o f 40KHz.
4. Set DELAY TIME co ntrol fully C W a nd c heck frequen cy for about 500KH z - 600KHz.
5. Set WIDTH co ntr o l full y CW and chec k clock frequen cy to be sweep from 40KHz to about 500KH z- 600KH z.
BIAS
I. Set REG EN & WI DTH co ntrol s fully CC w.
2. Put +s dBm - + 10dBm (2.S V) 400Hz sinewave into IN PUT.
3. Tou ch the prove of th e SYNC H ROS C OPE on th e head of C 11 5 and adjust VR I 02 for the clipped wave to be
sy mm etri ca l.
REGEN
I. Set SPEED , REGE N & WIDTH controls fully Cw.
2. Co nnect th e SYNCHROSCOPE to OUTPUT with no input signal.
3. Adju st VRI03 for a osc illatin g position a nd remove VRI03 slowly a bout 10 degrees not to be oscillate.
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DISPOSITION OF PARTS
LED EXT.DC.J ACK
K N OU
"IK·NSOIOI) ',:'.
-
, Il · tu"
ImA N D PLATE
(M , \ I-FL0602)
FQOTSWITC H
fSWQOOJ02)
SCREW
(SC R-OJOS LlI)
BATT ER Y COVER
(:-' 15 ·1)01 002)
PLATE
BATTERY
( BA H1009)
- 5 -
IN PUT JACK
(t'-IJXSTIOI) - - .
LED.P.C B.
(M P·ADlOO1A)
(