Read Sharp LC-37GD7E (serv.man2) Service Manual online
13
Monitoring process ERR STBY table
Outline: Communication and power failures detected by the monitoring microcomputer are saved to
EEPROM, and the final states of the errors can be checked in the monitoring process.
Location: Line 3 in page 0 of the monitoring process, ERR STBY field
If there is no error, 0 appears. Value can be cleared to 0 using the cursor.
Red power LED: P2304 (RM), pin 8
Green
Green
: TP2301 (IC2301, pin 22)
LED
Indication
Error description
1
Not used
2
3
Only initial communication is received.
4
5
6
To the point where version notification is received
7
To the point where start-up information is received
8
To the point where reply to start-up info is received
9
To the point where time-out settings are received
A
REQ time-out
B
Restart time-out
C
Ending sequence time-out
D
Timer-programmed start-up time-out (during ending operation)
E
Not used
F
Not used
G
High-speed ending sequence time-out
H
Regular communication time-out
I
Standby transition time-out
J
Not used
K
Not used
L
Not used
M
Lamp failure
N
Not used
O
Not used
P
Not used
Q
Monitor temperature failure
R
Not used
S
Not used
T
15 V failure
U
Not used
V
CSEN1 failure
W
VSH 3.3 V failure
X
LCD controller 3.3 V failure
Y
Not used
Z
Error standby request from the main CPU
Start-up communication error 1
Start-up communication error 2
Start-up communication error 3
Start-up communication error 4
Start-up communication error 5
Start-up communication error 6
Start-up communication error 7
Start-up communication error 8
Start-up communication error 9
Communication error A
Communication error B
Communication error C
Communication error D
Communication error E
Communication error F
Communication error G
Red power LED flashing 2
Red power LED flashing 3
Communication error H
Communication error I
Communication error J
Communication error K
Main failure
Green LED flashing 1
Green LED flashing 2
Green LED flashing 3
Green LED flashing 4
Green LED flashing 6
To the point where notice for completion of initialization
is received
To the point where communication settings are received
Initial communication from the main CPU is not
received.
Green LED flashing 5
Red power LED flashing 4
Red power LED flashing 5
Red power LED flashing 6
Red power LED flashing 7
Red power LED flashing 0
Red power LED flashing 1
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