MERIDIAN AUDIO 561 Surround processor data

561 Technical Information

JMB v 1.0 – 07-07-2000

Meridian 561 tape module diagnostic display.

When a tape module is fitted to a Meridian 561 an extra diagnostic display becomes available.
Three pieces of information are sent from the module to the main processor. These indicate;

1. The state of the stream presented to the main input.

2. The stream presented to the copy input.

3. The operating modes of the module.

E.g.

“0E/11/31”

Main input, stream type.

Main, operating mode;

Char. Emphasis? MHR

0 No No
1 No Yes
8 Yes No
9 Yes Yes

Main input, sample frequency;

3 = 96k data
4 = 88k data
5 = 48k data
6 = 44k data
7 = 32k data
B = 96k audio
C = 88k2 audio
D = 48k audio
E = 44k audio
F = 32k audio

Headphone mute,(additional to tape mute)

0 = mute, 1 = play

Tape input, stream status;

Tape, operating mode;

2 = analogue source
3 = digital audio source
4 = digital audio without SRC
5 = data marked stream
9 = mute

0 = SRC in bypass mode

(+ mute = 8)

1 = Route 1, audio only

(+ mute = 9)

2 = Route 2, audio only

(+ mute = A)

3 = Sample rate convert

(+ mute = B)

B = mute

(+ mute = A)
(+ mute = B)
(+ mute = C)
(+ mute = D)

Char. Content Lock? Emphasis?

0 Audio Yes Yes
1 Audio Yes No
2 Audio No Yes
3 Audio No No
4 Data Yes Yes
5 Data Yes No
6 Data No Yes
7 Data No No

Meridian Audio Limited, Stonehill, Stukeley Meadows, Huntingdon, Cambs PE29 6EX

Tel [phone] Fax [phone]

http://www.meridian-audio.com/