Read Sharp SD-NX10 (serv.man5) Service Manual online
– 23 –
SD-NX10H
MD SECTION
Enter the test mode, adjust or set as shown in the following table according to the repair operations.
PICK replacement
HEAD replacement
MECHANISM
replacement
replacement
MAIN PWB
assembly replacement
assembly replacement
MD microcomputer
replacement
replacement
MD LSI replacement
RF IC replacement
EEPROM IC
replacement
replacement
TEMP
basic
setting
TEMP
Execution item
required
Repair
operations
number to and
" – " is an item that you don't have to execute.
The EEPROM writing result is shown at the end of the test mode
Although "SET" was written normally, it was not written in the "YOBI COMPLETE" state.
Peform "AUTO-YOBI" adjustment. After making a normal adjustment,
write the preliminary adjustment into the EEPROM.
OK_EEPROM: "SET" and "YOBI COMPLETE" were written normally
WR_EEPROM:
NG_EEPROM: "SET" could not be written.
indicate the order of inplementation.
Checking
EEPROM
setting
EEPROM_SET
AUTO-YOBI
adjustment
AUTO-
adjustment
AUTO-AFB
adjustment
AUTO–YOBI AUTO–ADJ AUTO–AFB TEST-CANCEL
Writing the
EEPROM
setting
TEST-CANCEL
Writing the
EEPROM
setting
TEST-PLAY
Operation check
TEST-REC
Check the connection between the MD microcomputer and the EEPROM.
1
1
1
1
1
1
1
2
2
2
1
2
2
2
3
3
3
2
3
3
4
4
4
3
4
4
5
5
5
4
5
5
6
6
6
5
2
6
6
7
7
7
8
9
6
4
8
1
8
9
9
9
3
7
7
8
8
8
1. Preparation for adjustment
Test disc
Type
Test disc
Part No.
1
High reflection disc TGYS1 (SONY) [for Playback]
RRCDT0101AFZZ
2
Low reflection disc
MiniDisc for checking the recording operation
––––––––––––
(commercially available MD)
3
Head Adjusting transparent
RRCDT0103AFZZ
4
Low reflection disc
Pre-adjustment disc [TEAC Test MD]
88GMMD-213AS or
88GMMD-318
88GMMD-318
Extension Cable (See Fig. 31-1)
Type
Part No.
1
Extension PWB for servicing
RUNTK0532AFZZ
2
Extension Connector (2 Pin)
QCNWK0129AFZZ
3
Extension Flat Cable (6 Pin)
QCNWK0130AFZZ
4
Extension Flat Cable (5 Pin)
QCNWK0109AFZZ
5
Extension Flat Cable (28 Pin)
QCNWK0108AFZZ
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