Pioneer YPM-MG2196ZF, Service Manual

Page: 38 / 70

38
YPM-MG2196ZF
[SCAN REG-ON]
Mechanism Test
initialized
TRK MIN SEC
[DISC1 T-CLS]
CAMMOTOR
select
TRK MIN SEC
72 1* **
[DISC2 T-OPN]
ELVMOTOR
select
TRK MIN SEC
72
2* **
[DISC3 F-CLS]
LOADMOTOR
select
TRK MIN SEC
72 3* **
[DISC1 T-CLS]
Mechanism Test In
Initial State
TRK MIN SEC
72
0* **
[SCAN REG-ON]
CD Test Mode
TRK MIN SEC
00 00 00
[DISC6 C/T]
New Test Mode
Source CD
[Key]
Contents
Display
Test Mode In
[DISC4 F-OPN]
CAM+LOADMOTOR
select
TRK MIN SEC
72
4* **
[TRK+ F-KICK]
MOTOR FWD drive
TRK
MIN
SEC
72
** **
❏
Operating Procedures:
1)
2)
3)
4)
Turn on the CD Test Mode.
Press [DISC1 T-CLS] to turn on the Mecha Test Mode.
Select the motor to be driven
using the [DISC1 T-CLS] to [DISC4 F-OPN] keys.
Press the [TRK+ F-KICK] or [TRK– R-KICK] in this
state to drive the selected motor.
[Key]
[SCAN REG-ON]
15 00H
[TRK+ F-KICK]
15 01H
[TRK– R-KICK]
15 02H
[DISC1 T-CLS]
15 03H
[DISC2 T-OPN]
15 04H
[DISC3 F-CLS]
15 05H
[DISC4 F-OPN]
15 06H
Operation
Mechanism Test is initialized.
Valid only when the motor selected (using the
[DISC1 T-CLS] to [DISC4 F-OPN] keys) is driven in FWD direction.
CAMMOTOR is selected.
[DISC3 F-CLS]
CD Test Mode
TRK MIN SEC
99 99 99
[TRK- R-KICK]
MOTOR REV drive
TRK MIN SEC
72
** **
TRK MIN SEC
72 X* **
( )
Valid only when the motor selected (using the
[DISC1 T-CLS] to [DISC4 F-OPN] keys) is driven in REV direction.
ELVMOTOR is selected.
LOADMOTOR is selected.
CAM + LOADMOTOR is selected.
<Screen Display during Mecha Test Mode>
TRK 72
MIN ** SEC
##
TRK : 72
72 : Mecha Test Mode
is turned on
MIN : Upper (10th order):
Type of motors selected
Lower (order of 1): State of DISC
sensing phototransistor and switch
1* : CAM motor
2* : ELV motor
3* : LOAD motor
4* : CAM+LOAD motor
PH1 PH2 MAXSW
Display
L
H
L
H
L
H
L
H
L
L
H
H
L
L
H
H
L
L
L
L
H
H
H
H
*0
*1
*2
*3
*4
*5
*6
*7
L:
H: Phototransistor is OPEN and switch is ON.
Phototransistor is CLOSE and switch is OFF.
SEC :
1
When ELV motor is selected, ELV position is displayed
01: ELV at home position (1st disc).
10: ELV at a position other than home (2nd to 6th). * Note 1.
11: ELV moving to a specified position.
00: Reserved (for an error)
2
When CAM.LOAD motor is selected:
Indicates CAMSW (CAM gear) status.
EJECT
SW1 (DOORSW)
SW2 (LOADSW)
SW3 (MODESW)
SW4 (CLAMPSW)
Display
10 30 31 21 20 22 23 33 32
REV
FWD
Note 2
An example when TRK 72, MIN 10 and SEC 31:
Test Mode is turned on from TRK 72.
CAMMOTOR is selected from 1 of MIN 10 and PH1/PH2
and MAX switch are set to L(low) from 0.
As for SEC 31, since CAMMOTOR is selected from MIN,
CAM gear CLAMP switch is set to L (low) and others are
H (high) from SEC
1
.
❏
Precautions
*
*
Note 1:
Note 2:
The keys are inoperable as long as operation of the mechanism is continued.
When driving the CAMMOTOR in 31
→
30
→
10 (in REV direction),
the elevation position must be at the EJECT/LOAD position (the top position).
When the elevation is situated at the Note 1 position, move of any motor
other than the REV is disabled.
Before performing the elevation, make sure that the CAM SW (switch) is
set to a position between 22 and 20.
As a rule, driving of the ELV MOTOR must be started immediately after
the CAMSW indication has changed from 22 to 20.
clamp
[CD ON/OFF]
TRK MIN SEC
** ** **
[TEST IN]
ACC,BACKUP ON
-
CD Player Mechanism Flowchart