Panasonic Crs 1 Service Manual

 1 Mechanism Overview 3
 2 Mechanism Drive Unit 
4
 2.1. Tray Open/Close and Multi-DiscsChange operations 
4
 2.2. Disc Selection operation 
5
 2.3. Play/Stop operation 
7
 3 Mechanism Operation Description 
9
 3.1. General Feature 
9
 3.2. Hardware composition 
9
 3.3. Mechanism Operation 
9
 3.4. Switches Chattering Check 
12
 3.5. Motor Movement Control 
12
 3.6. Plunger Timing Chart 
12
 3.7. Initialization of Mechanism Unit. 
15
 3.8. Mechanism HOME position 
16
 3.9. Mechanism Play Driving position...

 13  Replacement Parts List 100
 13.1. CD Loading Mechanism Parts List 
101 13.2. Electrical Parts List 
102
2
CRS1 

1 Mechanism Overview
3
CRS1 

2 Mechanism Drive Unit
2.1. TrayOpen/Close and Multi-Discs Change operations
2.1.1. Description of tray open/close and multi-discs change operations
 1. The motor turns in the clockwise direction and the rotation is transmitted via the belt, thepulley gear also turns clockwise.
 2. The relay gear 1 turns counterclockwise.
 3. The relay gear 2 turns clockwise.
 4. The relay gear 3 turns counterclockwise.
 5. The switching gear at down position turns clockwise (up/down position functioned by the plunger...

 7. The cam gear turns clockwise, which is engaged with the trigger gear and slide plate, are driven, causes the tray lock lever
unlock.
 8. The tray relay gear turns counterclockwise, which is engaged with the OC assy, is driven.
 9. The movement of the OCassy releases the disc trays.
(The operation of the disc trays closed is the opposite of that for opening of disc trays.)
2.2. Disc Selection operation
5
CRS1 

2.2.1. Description of disc selection operation
Note: Check that the cam gear is in “HOME” position.
 1. The motor turns in the clockwise direction and the rotation is transmitted via the belt, thepulley gear also turns clockwise.
 2. The relay gear 1 turns counterclockwise.
 3. The relay gear 2 turns clockwise.
 4. The relay gear 3 turns counterclockwise..
 5. The switching gear move up turns clockwise (up/down position functioned by the plunger lever).
 6. The long gear turns counterclockwise.
 7. The...

2.3. Play/Stop operation
2.3.1. Description of play/stop operation
Note: Check that the Lock Lever 1 is unlock.
 1. The motor turns in the clockwise direction and the rotation is transmitted via the belt, thepulley gear also turns clockwise.
 2. The relay gear 1 turns counterclockwise.
 3. The relay gear 2 turns clockwise.
 4. The relay gear 3 turns counterclockwise.
 5. The switching gear move up turns clockwise (up/down position functioned by the plunger lever).
 6. The long gear turns...

 7. The function gear move down turns clockwise.
 8. The play gear 1 turns counterclockwise.
 9. The play gear 2 turns clockwise engaged with the tray driverack and tray catch lever to push in the disc trays.
 10. Play lever B engaged with the traverse deckassembly’s play lever A, causes slide platemove towards to theplay position.
8
CRS1 

3 Mechanism Operation Description
3.1. General Feature
 
    · 
    This is a five disc changer mechanism for CD/DVD. The outline figure is shown below.
 
    · 
    The mechanism hasCHANGE WHILE PLAYfunction. It open other trays for disc exchan ging while one tray is at PLAY
position performing recording or reproducing.
 
    · 
    The mechanism can quickly change all trays withCHANGE ALLfunction. All trays can be move to OPEN position with one
operation.
 
    · 
    There is no sensor to indicate...

ConditionExplanation
Play & Open Tray-*The state where one of the tray is in playingposition performing recording or reproducing, other trays can
be used (OPEN position) for disc exchanging without stopping the recording or reproducing process.
ChangeThe state when one of the openedtraybeing driven from OPEN position to STOCK position and other
openedtrays remain still at OPEN position.
Close AllThe state where all opentrays willbeing driven from OPEN position to STOCK position, one by one from
top to...