XR-C4120
– 19 –
– 20 –
6-2.
PRINTED WIRING BOARD – MAIN Board –
D1
F-1
D51
E-11
D52
E-11
D351
I-12
D352
G-13
D501
J-5
D551
F-12
D552
F-12
D553
I-9
D554
F-12
D571
D-10
D572
D-10
D581
G-11
D582
C-13
D583
B-13
D584
B-13
D585
C-13
D586
B-13
D587
G-12
D588
E-9
D601
J-13
D610
D-11
D611
D-11
D613
D-11
D614
C-11
D621
E-6
D622
E-7
D623
E-6
D624
E-7
D701
J-3
D702
K-3
D704
K-3
D705
K-5
D706
K-5
D707
K-5
D708
K-5
D709
K-5
D710
J-3
D711
K-5
D712
K-5
D713
K-5
D721
D-8
Ref. No.
Location
Ref. No.
Location
• Semiconductor Location
D722
D-8
D723
D-8
D724
D-9
D731
B-7
D732
D-7
D733
D-7
D734
B-7
D781
D-13
IC21
E-3
IC301
H-4
IC331
D-5
IC351
I-12
IC501
I-7
IC551
J-12
IC581
C-14
IC611
E-13
IC751
B-8
Q51
E-11
Q52
E-11
Q121
G-4
Q151
G-6
Q171
A-4
Q181
A-3
Q251
G-6
Q271
A-3
Q281
B-3
Q351
H-12
Q352
H-12
Q353
H-12
Q354
H-13
Q551
I-10
Q571
D-9
Q581
G-11
Q582
G-13
Q583
F-9
Q601
J-13
Q602
J-12
Q621
F-7
Q622
F-7
(Page 26)
Summary of Contents for XR-C4120
Page 3: ... 3 SECTION 1 GENERAL This section is extracted from instruction manual ...
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Page 21: ...XR C4120 23 24 6 4 SCHEMATIC DIAGRAM MAIN Board 2 2 See page 30 for IC Block Diagrams Page 27 ...
Page 23: ...XR C4120 6 6 SCHEMATIC DIAGRAM KEY Board See page 18 for Waveform 27 28 Page 24 ...