SHARP ER-A160V Repair Manual

<Print Sample>3) Check items
000000000CA QCheck the termination printout.
111111111CH X4) Test termination
222222222 VDSTThe test terminates after printing the termination printout.
333333333 VDTL
444444444-TX GTNormal end:
555555555@ AT NT
666666666RF CG 1<PRINTER>
777777777NS 2
888888888CR6
999999999 RA CK X
#--#



PO VTZ
 No %PError:
<PRINTER>
X6
X = 1: Data check error
CR2: Address check error
8[7] ROM test
8
81) Key operation
8
87#/TM/ST
8
8
82) Functional description
8Sum check of the ROM is per-formed.
If the lower two digits of SUM is 10H, it is normal.
Display :
[6] RAM test
1) Key operation<DISPLAY>
6#/TM/ST
7
2) Functional description
Perform the following check for the external RAM 32 KByte SRAM.
3) Check items
Perform the following processes for memory address to be checkedCheck the termination printout.
(0000H~7FFFH).4) Test termination
PASS1 : Save memory data.
The test terminates after printing the termination printout.
PASS2 : Write data "0000H."Normal end:
PASS3 : Read and compare data "0000H," write data "5555H."<PRINTER>
PASS4 : Read and compare data "5555H," write data "AAAAH."7
PASS5 : Read and compare data "AAAAH."$ $ $
PASS6 : Restore the memory data.
If a compare error occurs in the check sequence PASS1-PASS6, anError:
error print is made.<PRINTER>
If no error occurs through all address, the check ends normally.7
The following address check is performed further.$ $ $
Check point address =0000H , 0001H , 0002H , 0004H ,
0008H , 0010H , 0020H , 0040H ,$$$ :ROM custom number
0080H , 0100H , 0200H , 0400H ,
0800H , 1000H , 2000H , 4000H : ROM version number
<DISPLAY>Fot the Dec. 1999 production
7
6
5 3 51 0 0
The number 6 on the display blinks during testing.