Adjustment; Adjustment (Japan) - Marantz CM6200/F1N Service Manual

2.2 ADJUSTMENT (MD module)
1. Test discs and tools
1) MD Test disc
High reflection disc A-BEX
Low reflection disc
Eccentricity sisc A-BEX
Surface distortion disc A-BEX
Transparent disc SHARP
2) Extension Cable
Type
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
3) Equipment
a) Dual channel Oscillo-graph (for Pickup grating adjustment)
b) Laser power meter for MD
2. Adjustment procedure and process order
1) Short the pin #7 (WP) and #4 (Vss) of IC1402 (EEPROM) with a lead wire.
2) Enter the MD TEST MODE, confi rm the process order from the following table which matched with your repair. Adjust and
setup each process with referring each guidance mentioned below.
3) Press the POWER button on the remote controller. (adjustment values will be memorized to the EEPROM)
4) Press the POWER button on the front panel and remove the mains plug from the Mains outlet on the wall.
5) Remove the short lead wire from the pin #7 (WP) and #4 (Vss) of IC1402 (EEPROM).
Enter the test mode, adjust or set as shown in the following table according to the repair operations.
Execution item
TEMP
basic
required
setting
Repair
operations TEMP
PICK replacement
HEAD replacement
MECHANISM
replacement
MAIN PWB
1
assembly replacement
MD microcomputer
replacement
MD LSI replacement
1
RF IC replacement
EEPROM IC
1
replacement
If optical pickup unit is replaced, optical pickup grating adjustment is needed after
After the adjustment, back to
1
8 9
Number to and
" - " is an item that you don't have to execute.
TMD-381
- -
TMD-311R
TMD-331R
RRCDT0103AFZZ
Checking Writing the
EEPROM
EEPROM
setting
setting
EEPROM_SET TEST-CANCEL
1 2
1 2
2 3
2
1
2 3
2 3
AUTO pre-adjustment and then adjust again in numerical order.
3
indicate the order of inplementation.
For audio performance measurement
Blank disc on market for Rec/Play
Confirm operation after replacing the mechanism
Confirm operation after replacing the mechanism
For magnetic head adjustment
MJI Part No.
CM6000JIG
*
YU000820R
*
YU000830R
*
YU000840R
*
YU000850R
*
AUTO pre- AUTO-

adjustment

adjustment
AUTO-YOBI AUTO-ADJ AUTO-AFB TEST-CANCEL
3 4
3 4
4
5
1 2
4
5
4 5
2-4
Writing the
AUTO-AFB
EEPROM
adjustment
setting
TEST-REC
5 6
5 6
6 7
2
3 4
6 7
6 7
4
AUTO-adjustment (See Fig.10-3).
Operation check
TEST-PLAY
7 8
1
7 8
8 9
3 4
5 6
8 9
8 9