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R500PC service manual
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Contents
Main
MZ-R500/R500PC
SERVICE MANUAL
PORTABLE MINIDISC RECORDER
SPECIFICATIONS
US Model Canadian Model
MZ-R500/R500PC
Page
1. SERVICING NOTE 2. GENERAL
3. DISASSEMBLY
8. ELECTRICAL PARTS LIST
4. TEST MODE
TABLE OF CONTENTS 5. ELECTRICAL ADJUSTMENTS
MZ-R500/R500PC SECTION 1 SERVICING NOTE
OPTICAL PICK-UP FLEXIBLE BOARD
Page
Page
SECTION 3 DISASSEMBLY
3-1. CASE (LOWER) ASSY
3-2. CASE (UPPER) ASSY
3-3. LCD MODULE
3-4. MAIN BOARD
3-5. MD MECHANISM DECK
boss
3-6. SERVICE ASSY, OP
t
screws (1.7), MI
3-7. HOLDER ASSY
3-8. MOTOR FLEXIBLE BOARD
3-9. MOTOR, DC (M602)
3-10. MOTOR, DC (M601), MOTOR, DC (M603)
SECTION 4 TEST MODE
4-3. Operation in Setting the Test Mode
MAIN BOARD (SIDE B)
4-4. Releasing the Test Mode
4-1. Outline
0 00 Manual
4-6. Manual Mode
4-8. Self-Diagnosis Result Display Mode
[ENTER]
4-7. Overall Adjustment Mode
3A4S1D
OFEJ1D
LrefPw
063B1D
072A1D
4-9. Reset the error display code
4-11. Key Check Mode
4-10. Sound Skip Check Result Display Mode
P R
0 00
8 88 FF
8 88 RMC OK
[T.MARK]
Page
SECTION 5 ELECTRICAL ADJUSTMENTS
5-1. Outline
8 32 SE4
0 21
Res
Reset!
8 32 Pw-T W
5-5. Power Supply Manual Adjustment
8 62 V1dat
S20
V5dat
S39
7 62 AD
7 63 VchPWM
AD
ADJ OK
0 14
SetTmp
0 10 Laser
HrefPw
0 13
0 12 ###S
WritPw
0 13 ###S
Assy11
0 3 5Ofst
0 0 0
OfstOK
0 0 0Assy
Res
ResClr
0 43
0 22 PatClr
0 22
SCC
0 22
SDD
0 23 ###S00
0D5800
0D5F20
0 23
SDD
S01
0 23
SCC
0 22
SDD
0 23 Patch
0 23 ###S00
0D651C
0 23 0D6600
0 23 0D6603
0 23 0D6800
0 23 0D6880
0D6E00
0D6E03
0 23 0D7200
0 23 0D7205
0D7300
S01
0D7800
SDD
0D7801
0 23 0D7900
MZ-R500/R500PC SECTION 6 DIAGRAMS
6-1. IC PIN FUNCTION DESCRIPTION
Page
Page
Page
Page
Page
MAIN BOARD MOTOR FLEXIBLE BOARD
(1/2)
MOTOR FLEXIBLE BOARD
SERVO SECTION
Signal path : PLAYBACK : REC(ANALOG IN) : REC(DIGITAL IN)
MAIN BOARD
Signal path : PLAYBACK : REC(ANALOG IN) : REC(DIGITAL IN)
6-3. BLOCK DIAGRAM AUDIO SECTION
(Page 36)
MAIN BOARD
!
(3/3) SYSTEM CONTROL/POWER SECTION
(Page 36)
6-4. BLOCK DIAGRAM SYSTEM CONTROL / POWER SECTION
*
requires a special tool.
IC901 th (CLK)
IC601 4 (CLK)
IC501 rs (FE) (PB mode)
1 A B C D E F G H I J
2 3 4 5 6 7 8 9 10 11 12 13 14
Q602Q601
D802
IC805
1 A B C D E F G H I J
234567891011121314
*
Q603
Q301
Page
Page
(Page 43)
IC BLOCK DIAGRAMS IC501 SN761057DBT
IC701 SC111257FCR2
IC601 XPC18A22FCR2
IC901 XPC18A32FCR2
IC301 AK5354VT
IC302 TA2131FL
SECTION 7 EXPLODED VIEWS
7-1. CASE (LOWER) SECTION
MZ-R500/R500PC
7-2. CASE (UPPER) SECTION
Page
Page
SECTION 8 ELECTRICAL PARTS LIST