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15 Printed Circuit Board
15.1. FRONT P.C.B.
FRONT P.C.B. LSEP8391A1 (A,B,C,D,E,F,G,H,I)
/ LSEP8391C1 (J,K,L)
(COMPONENT SIDE)
3
2
1
A
B
Parts Location
Integrated Circuits
IC4801
IC7801
IC7802
IC7803
Transistors
Q4301
Q4305
Q4306
Q4307
Q4801
Q6501
Q6502
Q7801
Test Points
NOTE:
CIRCUIT BOARD LAYOUT SHOWS COMPONENTS INSTALLED FOR VARIOUS MODELS.
FOR PROPER PARTS CONTENT FOR THE MODEL YOU ARE SERVICING,
PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST.
NOTE:
CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED.
LSJB8391
C
D
TP7801
B-2
C
C4301
C-3
F
C6505
B-2
F
TP7802
B-2
C
C4801
B-2
F
C7801
B-2
C
TP7803
C-2
C
C4802
B-2
F
C7802
C-2
C
TP7804
C-2
C
C4803
B-3
C
C7803
A-2
F
TP7805
C-2
C
C4804
B-3
F
C7804
TP7806
D-2
C
C4805
C-3
F
C7805
C-2
F
Connectors
C4806
B-3
F
C7806
C-3
F
FJ4801
C-3
C
C4808
B-3
F
C7807
C-2
F
FP6501
D-2
C
C4809
B-3
F
C7808
C-2
F
Diodes
C4810
B-3
F
C7809
C-3
C
D4301
D-2
F
C4812
C-2
C
C7810
A-1
C
D6503
A-1
C
C6501
A-2
C
C7811
C-1
F
D6504
C-1
F
C6502
B-2
C
C7812
B-2
F
D6505
B-2
F
C6503
A-1
C
C7813
Capasitors
C6504
A-1
C
C7814
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
NOTE: MULTILAYER P.C.B.
THIS P.C.B. IS Multi-Layer P.C.B. THIS CIRCUIT BOARD SHOWS COMPONENT LAYOUT-PATTERN
FOR COMPONENT SIDE AND FOIL SIDE. LAYOUT PATETRNS ARE SINGLE PATTERN FOR EACH
SIDE THAT MAKE EASY TO SIGHT THE COMPONENT LAYOUT.
3
(FOIL SIDE)
2
1
A
B
FRONT P.C.B.
A-2
C
C7815
A-2
F
R4803
B-3
C
R6507
C-2
C
Coil
R4804
B-3
C
R6509
C-2
C
L7801
C-2
C
R4805
C-3
F
R7801
B-2
C
Resistors
R4806
B-3
F
R7802
C-2
C
R4301
A-2
C
R4807
C-3
F
R7803
B-2
C
R4302
A-2
C
R4808
B-3
F
R7804
C-2
C
R4303
C-2
F
R4809
B-3
F
R7805
B-2
C
R4305
C-2
F
R4810
B-3
F
R7806
C-2
C
R4306
C-2
F
R4811
B-2
F
R7807
B-2
F
R4307
C-2
F
R6501
B-2
C
R7808
B-2
F
R4308
C-3
F
R6502
B-2
C
R7809
B-2
F
R4309
B-2
C
R6503
B-2
C
R7810
B-2
F
R4310
C-2
F
R6504
A-1
C
R7811
A-2
F
R4311
C-2
F
R6505
C-1
F
R7812
A-3
F
R4802
C-3
C
R6506
A-1
C
R7813
SDR-H20E/EB/EE/EF/EG/EP/GC/GN, SDR-H21EE/GC, SDR-H28GK, SDR-H29GK
63
COMPARISON CHART
OF MODELS & MARKS
SDR-H20EG
SDR-H20EF
SDR-H20E
SDR-H20EP
SDR-H20EB
SDR-H20GC
SDR-H20EE
SDR-H20GN
SDR-H28GK
SDR-H21EE
SDR-H21GC
SDR-H29GK
Not Used
J,K,L
IR SENSOR
LSJB8391
C
C-1
F
R7814
A-2
F
C-1
F
R7815
A-2
F
B-2
C
R7816
A-3
F
C-2
C
Miscellaneous
B-2
C
U6501
A-2
C
C-2
C
B-2
F
B-2
F
B-2
F
B-2
F
B-2
F
A-2
F
B-2
F
A-2
F
A-3
F
LSEP8391A1/LSEP8391C1
SDR-H20E
MODEL
MARK
A
B
C
D
E
F
G
H
I
J
K
L
PT
D
FRONT P.C.B.
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