57
PSR-S750/PSR-S950
Test No.
LCD display
Test descriptions, judging conditions, etc.
1
001 : Version
Checking the version of the ROM.
Change the page with TAB [
2
] [
3
] switches.
[Page 1]
PSR-S750 (E)
MAIN PROG ROM :
*
.
**
MAIN DATA ROM :
*
.
**
Wave 1 ROM
:
*
.
**
[Page 2]
Main Boot
:
*
.
**
Main Program
:
*
.
**
Bitmap 1
:
*
.
**
Contents1 :
*
.
**
Contents2 :
*
.
**
Wave 1
:
*
.
**
*
.
**
: Version
2
002 : Memory Check1 All
Checking all ROM, RAM, Backup ROM, Wave ROM and Effect RAM. (Simplifi ed check)
Check that
“Memory Check1 All OK”
is displayed on the LCD.
When the result is OK, tests No. 3 to 7 can be skipped.
It will take about 16 seconds for the check.
When the result is NG: The same message will be displayed as tests No. 3 to 7.
3
003 : ROM Check1
Checking the ROM connected to the CPU bus. (Simplifi ed check)
Check that
“ROM Check1 OK”
is displayed on the LCD.
When the result is NG:
MAIN PROG ROM (IC22) NG
4
004 : RAM Check1
Checking the RAM connected to the CPU bus. (Simplifi ed check)
Check that
“RAM Check1 OK”
is displayed on the LCD.
When the result is NG:
MAIN SDRAM (IC11, 12)
NG
5
005 : Backup ROM Check1
Checking the BACKUP ROM connected to the CPU bus. (Simplifi ed check)
Check that
“Backup ROM Check1 OK”
is displayed on the LCD.
It will take about 8 seconds for the check.
When the result is NG:
BACKUP (IC21)
NG
6
006 : Wave ROM Check1
Checking the WAVE ROM connected to the TG bus. (Simplifi ed check)
Check that
“Wave ROM Check1 OK”
is displayed on the LCD.
It will take about 9 seconds for the check.
When the result is NG:
Wave1 (IC302, 308)
NG
7
007 : Effect RAM Check1
Checking the Effect RAM connected to the TG bus. (Simplifi ed check)
Check that
“Effect RAM Check1 OK”
is displayed on LCD.
When the result is NG:
Effect1 (IC301)
NG
8
008 : Pitch Check
Checking sound pitch.
Pitch accuracy check:
Connect a frequency counter to the [PHONES] jack. (Either L or R)
When the test is executed, a sound is produced with 441 ±0.2 Hz sine wave from the L and R
channels.
Sound production stops when returning to the selection screen with the [START/STOP] button.
3 Tests
Overview
Summary of Contents for PSR-S750
Page 41: ...41 PSR S750 PSR S950 Pattern side 2NA WZ35370 1 DM Circuit Board PSR S750 ...
Page 43: ...43 PSR S750 PSR S950 Pattern side Scale 90 100 DM Circuit Board PSR S950 2NA WZ49340 1 ...
Page 45: ...45 PSR S750 PSR S950 Scale 90 100 Pattern side AJACK Circuit Board 2NA WZ43510 2 ...
Page 47: ...47 PSR S750 PSR S950 PNM Circuit Board Pattern side Scale 70 100 2NA WZ50830 1 ...
Page 48: ...PSR S750 PSR S950 48 PNS Circuit Board Component side WR 315 1 WR 31 1 WR 310 1 2NA WZ50830 1 ...
Page 49: ...49 PSR S750 PSR S950 Pattern side PNS Circuit Board 2NA WZ50830 1 ...