
'LDJQRVWLFV
8VHUV*XLGH
LED flash sequences repeat every 3 seconds. Tone
sequences repeat twice.
/('LQVLGH
VFDQ
ZLQGRZ
7RQH
'LVSOD\HG,QIRUPDWLRQ
6HFRQGV
6\PSWRPV
6XVSHFWWKLV
3UREOHP&RPSRQHQW
Off
Off
No power.
•
3RZHUVXSSO\
•
&DEOHV
On
Off
ASIC write/read failure
•
&RQWUROOHU
ERDUG
Off
On
"Laser E4"
Laser may be on when it
should be off. Remove
power immediately.
•
&RQWUROOHU
ERDUG
•
/DVHUPRGXOH
On
1 beep
Bad EPROM
•
&RQWUROOHU
ERDUG
2 flashes
2 beeps
RAM write/read failure
•
&RQWUROOHU
ERDUG
4 flashes
4 beeps
"Laser E4"
Laser off but should be on.
•
&RQWUROOHU
ERDUG
•
/DVHUPRGXOH
5 flashes
5 beeps
"DC Motor E5"
Wrong laser motor speed
•
/DVHUPRGXOH
•
&RQWUROOHU
ERDUG
6 flashes
6 beeps
"EEPROM E6"
EEPROM cannot write to
memory.
•
&RQWUROOHU
ERDUG
7 flashes
7 beeps
"Stepper Motor
E7"
Mirror or stepper motor not
running.
•
6WHSSHU
DVVHPEO\
•
&RQWUROOHU
ERDUG
8 flashes
8 beeps
Display not working
correctly.
•
'LVSOD\
DVVHPEO\
Power-up Diagnostics
Note:
Содержание 7800
Страница 1: ...NCR 7800 Consumer Price Verifier User s Guide BD20 1306 A Release C September 1997...
Страница 16: ...DVHU 6DIHW LY 8VHU V XLGH...
Страница 18: ......
Страница 22: ......
Страница 30: ......
Страница 35: ...QVWDOODWLRQ 8VHU V XLGH 1 3 0 9 8 1 3 0 9 3...
Страница 38: ......
Страница 46: ......
Страница 80: ...3DUDPHWHU 9HUVLRQ 1XPEHU 8VHU V XLGH...
Страница 82: ......
Страница 92: ......
Страница 101: ...Index...
Страница 102: ......