Marantz pmd520 - Block Diagram; Connection Diagram; Schematic Diagram

3
Line A
input
Loop
Through
out
Line B
input
A
A,B
A, B
A
B:Rec VR
A:Rec VR
Count Rec
sw A
0dB
-20dB
3. BLOCK DIAGRAM
LINE_A_L1
LINE_A_R1
A-GND
JP01
JP02
JG01
7
8
10
9
A-GND
4.7/25v
CG05
4.7/25v
CG06
QG01
NJM4558
7
6
5
8
QG01
1
2
3
4
2.2k
RG05
2.2k
RG06
220k RG03
220k RG04
22/16v
CG03
22/16v
CG04
VCC/2_A
VCC/2_A
100p CG01
100p CG02
220k RG01
220k RG02
0.1
CG30
+12V
A-GND
1.5k
RG94
VCC/2_A
3.3k
RG91
1.5k RG93
3.3k
RG92
JG01
1
2
3
22/16v
CG07
22/16v
CG08
JG52
1
2
3
4
JG51
1
2
3
4
LINE_A_R1 LINE_A_L1
L
R
LOOP
THROUGH
OUT
6V
6V
6V
6V
6V
6V
A LINE AMP,SELECTOR
INPUT
L
R
LINE A
(3/3)
(1/3)
4. CONNECTION DIAGRAM
・PA01 は PG01 基板上にコネクタでマウントされています。
5. SCHEMATIC DIAGRAM
・LINE A OUT LEVEL ADJ 部 (PG01-1/8:13p 参照 )
・電源部は USA Version と同じ回路図 (P851:31p 参照 )