Nad T 533 AH Service Manual

Page 12

2. System operation flow

Power On

1. 8032 initializes SERVO, DSP & RISC registers
2 Write RISC code to SDRAM

3. Reset RISC

Show LOGO

l

Tray Closed?

Tray Close to Closed position

SLED at lnner
Side?

SLED Moves to Inner Position

V

(-

1t Judge whether have disc and disct pe
2 Jump to related disc reading proce ure

No

1t Execute Pressed Key & IR Key
2. Systemoperati on Routi ne Loop

1. Stop Playback & Open Tray
2. Display tray open message & LOGO

-)

Receive Yes

CLOSE Key?

Page 52

DECK MECHANISM DISASSEMBLY

MIDDLE GEAR

RUBBER DAMPER
(BROWN)

GEAR RACK ASSEMBLY

(52)
C? RUBBER DAMPER

@7/ (BROWN)

RUBBER DAMPER

(BROWN) \ ,
GENERAL \
PICKUP
ASSEMBLY

BASE PU(OUTSERT)

GENERAL PICK UP ASSEMBLY

RUBBER DAMPER SPINDLE MOTOR ASSEMBLY

FEED GEAR ASSEMBLY
MIDDLE GEAR
GEAR RACK ASSEMBLY
SPINDLE MOTOR ASSEMBLY

Fig. 4-3
3.Base Assembly Sled (Fig. 4-3) 3-3. Gear Assembly Rack
1) Release 4 Screw(82). 1) Release the Scerw(83)
2) Disconnect the FFC Connector(C1) _
3-1. Gear Assembly Feed 4. Rubber Rear (Fig. 4-3)

3-2. Gear Middle