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CXP1042Q

System Controller for Compact Disc Players

Sony Semiconductor 

16. Battery input (in portable mode)

Using pins: Pin 19 (UNLOAD/Batt-W)

Pin 12 (Disc OUT/Batt-E)

(a) When Batt-W is "L", the BATT lamp lights.

(b) When both Batt-W and Batt-E are "L", the unit is

forced to stop, "disc" is displayed, and keys no

longer function.

17. Sync rate function

This function is used to play the CD player in

synchronization with the record key of a cassette

deck.

Operation is triggered by (the falling edge), and

differs depending on the state of the CD player.

(a) While stopped

The CD player enters the Play state, and starts

after 4 seconds. During this time, double-speed

playback is executed when

,

key is

set to the independent mode and REP key to

repeat key.

(b) During play pause

The CD player pauses at the beginning of the

current tune, and after 4 seconds begins playing.

(c) While open

When the tray is loaded, the player enters the

Play state.

Output is not at double speed even for any

operation mode.

(d) During shuffled play

Play is shuffled, and (a) and (b) are executed.

(e) During program play

Program play begins, and (a) and (b) are

executed.

– 22 –

CXP1042Q

4

BATT

5678

9 10 11 12

13 14 15 16

BATT

X2

1234

5678

9 10 11 12

13 14 15 16

678

9 10 11 12

13 14 15 16

1234

5678

9 10 11 12

13 14 15 16

SHUFFLE X2

8

9 10 11 12

13 14 15 16

X2 PROGRAM 1 3

57

9 11

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