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– 5 –

1

 Sliding the sliders (L, R) in the arrow direction, meet holes 

a

and 

b

 of the sliders (L, R) with holes 

c

 and 

d

 of the case

(LOWER) ass’y.

a

b

c

d

slider (R)

slider (L)

case (LOWER) ass’y

1

 gear (ELV 3)

Note: After mounting the gear, confirm

that the holes for phase adjustment
are not shifted.

2

 retaining ring

3

 gear (ELV 2)

4

 retaining ring

5

 tension spring

(STOP LEVER)

– 6 –

Note: This adjustments is necessary when the system controller

(IC302), variable resistor (RV301), slider (R), slider (L), or
chassis (ELV) was replaced for any repair.

power supply

master unit

+

GND

BUS cable

CDX-505RF/EXCD-3RF

1. Connect this set to the master unit (e.g. MDX-C670/C670RDS),

load a disc magazine, and place the set vertically as shown below.

2. Connect the regulated power supply to the master unit, and turn

the power on.

3. Press the DISC button on the master unit and select DISC 5.

4. At this time, if the elevator shaft does not position between comb

teeth A and B at addresses 5 and 6 as shown below, adjust the
following.

5. Press repeatedly the DISC + and – buttons on the master unit so

that the elevator shafts moves from address 6 to address 5, or from
5 to 6. At this time, adjust RV301 on the main board so that the
elevator shaft positions smoothly between comb teeth A and B.

6. Further, place the set horizontally and make same adjustment as

mentioned above.

7. After adjustment at addresses 5 to 6 is finished, check all opera-

tions from addresses 1 to 10 with the set placed vertically and
horizontally respectively to confirm that the elevator shaft posi-
tions in a range between comb teeth A to B.

comb tooth at address 6

elevator shaft

comb tooth at address 6

comb tooth at address 5

comb tooth at adress 5

elevator shaft

A

A

B

B

OK

NG

RV301

– 7 –

 

: Indicates changed portion.

Page

Former Type

New Type

F1

F2

F1

F2

Ref. No.

Part No.

Description

252

1-777-519-11 CORD (WITH CONNECTOR)

F1

1-532-416-00 FUSE (3.15 A)

F2

1-532-360-XX FUSE (1A)

Ref. No.

Part No.

Description

252

1-777-519-12 CORD (WITH CONNECTOR) (POWER)

F1

1-532-731-11 FUSE (BLADE TYPE) (AUTO FUSE) (3A/32V)

F2

1-532-798-11 FUSE (BLADE TYPE) (AUTO FUSE) (1A/32V)

40

– 8 –

[RF  BOARD]  – Conductor Side –

[JACK  BOARD]  – Conductor Side –

[MAIN  BOARD]  – Component Side –

Former : 1-664-629-11
New

: 1-664-629-12

Former : 1-664-631-11
New

: 1-664-631-12, -13

Former : 1-664-630-11
New

: 1-664-630-12, -13