2. sub-cpu side, Mz 3500 – Sharp MZ-3500 User Manual

Page 89

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background image

Sector 1, Track 0 information

0

MZ 3500

10

15

AAH

1CH

TRACK

SIDE SECTOR I N

NO. OF

SECTOR

1

1

1

1

1

1

[

TRACK

SIDE SECTOR SECTOR

N

^ \

Represent the

system media

Tri ve unit

specificati on

est prog

Load address Start address

20

50

NO. OF

SECTOR

TRACK

SIDE

SECTOR

N

NO. OF

SECTOR

TRACK

SIDE

SECTOR

N

NO. OF

SECTOR

FFH

SUB-IOCS

1

the end

SIDE

0 Single dencity (Track 0)

1 Double density (other than Track 0)

0 SIDE 0 (front side)

1 S I D E 1 (reverse side)

No of data transfers = INT [IOCS capacity/IK] + 1

• Sub-10(^ can be divided into eight blocks. If divided to

less than eight blocks, the block following to the final

block mut be traced by "FFH".

11-2. Sub-CPU side

[Test items]

Memory, VRAM, GDC peripheral, clock, speaker, printer

interface, light pen, and RS232C interface.

GO/NO GO of the test must be confirmed on the video

screen. Moving from test to test is done by depressing the

HALT key.

[Procedure]

(1)

Turn OFF all dip switch of the 4 bits unit located in

the middle of the front side of the board and turn OFF

all dip switches of the

2

bits unit.

(2)

Set the system dip switch levers (10 bits) located on

the reverse side of the board to the following positions.

No.

1

2

3

4

5

6

7

8

9

10

POSITION

OFF

ON

ON

ON

ON

OFF

OFF

ON

ON

ON

(3)

Turn power on while pushing the HALT siwtch to start

the test program. Then, push the HALT switch to step

to each test phase.

Result of GO/NO GO will appears on the video screen,

except for the CRT interface and speaker tests.

- 96 ■

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