— 20 —
5-4. Check item
The following test can be checked in the diagnostic test.
No Device to be checked Operation Note  Page
1 BATCH TEST 1 1 Test Device : 
RAM READ/WRITE test, 
Watch, buzzer test and drawer 
open test are performed 
continuously.
21
2 BATCH TEST 2 2 Test Device : 
Display test and LCD 
backlight test are performed 
continuously.
21
RAM TEST
3 RAM WRITE/READ TEST n011  22
4 RAM READ ONLY TEST n111  22
FLASH ROM TEST
5 FLASH ROM CLEAR TEST n212  23
6 FLASH ROM WRITE/READ TEST n012  23
7 FLASH ROM CLEAR & WRITE/READ 
TEST
n312  24
8 FLASH ROM PROECT AREA CLEAR 0216 25
DISPLAY TEST
9 DISPLAY TEST n21 25
10 DISPLAY TEST (REPEAT) 521 26
11 7 SEGMENT DISPLAY TEST 221 26
12 LCD BACKLIGHT TEST c0121  27
13
DISPLAY PATTERN TEST
n321 27
14
LCD CONTRAST ADJUSTMENT TEST
421 28
15
LCD BIT MAP TEST
621 29
PRINT TEST
16 INTERNAL PRINTER CHARACTER 
PRINT TEST
acn03d 30
17 INTERNAL PRINTER GRAPHIC 
PATTERN PRINT TEST
P1P1P1P2P2P2n13d 
31
18
INTERNAL PRINTER DOT RATE TEST
pn33d  32
19 INTERNAL PRINTER PRINT TEST 435 33
RS232C TEST
20 RS232C PORT TEST xn04d 33
21 RS232C PORT BATCH TEST 40  34
TIME/DRAWER/BUZZER/KEY/OBR TEST
22 TIME SETTING
hhmmss0070
yymmdd0170
 
35
23 TIME DISPLAY 070
170 
35
24 DRAWER OPEN TEST n091  36
25 BUZZER TEST n092 36
26 KEY DISPLAY TEST 94 37
27 OBR TEST 95 38