Casio TK-950 Service Manual

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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

Casio TK-950 Specifications

General

Brand	Casio
Model	TK-950
Category	Cash Register
Language	English