Pioneer DEH-MG2037ZF Service Manual page 72

1
- Cautions on replacing the CD mechanism unit
The CD mechanism units available as service parts
A
have been set in the shipment mode at the factory.
Before mounting it on the product to be serviced, be
sure to apply the power to a CD mechanism to put it
into the initial mode, where the carriage mech assy
stays at the disc clamp position, in accordance with the
following method:
B
C
Control Unit(G2BM)
CN101
D
- Removing the PU Unit(PX1MP)
E
1. Set the mechanism to the shipment mode.
2. Remove the two screws A and two screws B.
3. Remove the Frame.
F
72
1
2
PCB Unit(Side)
GGD1250
1
DEH-MG2037ZF/XU/UC
2
3
<Initial mode setting method>
1. Keep a CD mechanism unit out of the product to be
serviced as shown below. Connect the 50-pin
connector of the control unit (G2TMP3)in the product
the 50-pin connector of the PCB unit (Side) in the CD
and mechanism by using the extension cable
(GGD1250).
2. Apply the power (+14V) to the product to move the
CD mechanism until it enters the initial mode and
stops. (Operating time: about 30 seconds)
3. When it is confirmed that the CD mechanism stops in
the initial mode, the setting completes.
3
2
3
4
Fig.6
4