Diagnostic Operation; To Start The Diagnostic Program; Check Item; Operation Of Each Test - Casio CE-6800 Service Manual

5. DIAGNOSTIC OPERATION

5-1. To start the diagnostic program

1. Plug the power cord into an AC outlet.
2. Set the mode switch to "OFF" position.
3. While pressing the "Jounal feed " button,
turn the mode switch to "PRG" position.
4. Release the "Journal feed" button.
5. Input "99990000" and press "ST" ("#2" key).
6. Diagnostic program is executed.

5-2. Check item

The following test can be checked in the diagnostic test.
1. Key code test
2. Switch status test
3. Individul function test

5-3. Operation of each test

1. Key code test
When pressing a key, the machine displays
the following key code.
HARD KEY CODE TABLE
RF JF 077
087 082 076
086 081 075
085 080 074
084 079 073
083 078 072
Note: "014" button is work for "#2" key. "013" button is work for "#1" key.
089
070 068 066 066 060
069 067 065 065 059
7 8 9 064 058
4 5 6 063 057
1 2 3 062 056
0 11 12 061 055
— 17 —
DISPLAY
X X X
Hard key code
090 091 092 093 094
095 096 097 098 099
054 048 042 036 030
053 047 041 035 029
052 046 040 034 028
051 045 039 033 027
050 044 038 032 026
049 043 037 031 025
z z
Key borad information
11: Stroke Key
10: Stroke + Flat Key
01: Full Flat Key
100
024 018
023 017
022 015
014 016
020 021
019 013