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DP7501
25U39169TANF
P :TO POWER TRANSFORMER SECTION
R :TO POWER SUPPLY/RF SECTION
S :TO SYSTEM CONTROL & SERVO SECTION VCR S-VHS ET CH STB CVC VP EP SLP SP ON OFF
V :TO LUMINANCE & CHROMINANCE/AUDIO SECTION REMAIN
A :TO Hi-Fi AUDIO SECTION EXT Link
F REC
R
N ENR
F+ F+ P1 P2 P3 P4 P5 P6 P7 P8 NC P9 P10 P11 P12 P13 P14 P15 P16 P17 P18 NC NC NC NC NC NC NC NC NC 1G 2G 3G 4G 5G 6G 7G NC NC F- F-
1 2 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 44 45
R7508
15
R PS HEATER (+)
C7501
0.01
P HEATER (-)
D7501 C7502 R7511 R7510
MN4220NM 50V10 820 820
E
R FIP -29V
R7509
75
-28.4
-28.3
-29.0
-29.4
-28.3
-28.1
-28.5
-24.3
-29.0
-24.3
-24.1
-24.3
-19.0
-24.3
-24.1
-14.3
-29.4
-29.4
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
VEE
D
IC7501
M35502AFP
S CLOCK
S DATA
CS L
OSC
VCC
VSS
S18
G1
G2
G3
G4
G5
G6
G7
A3
A2
A5
A4
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
4.9
5.0
2.4
5.2
5.2
5.2
5.2
2.3
5.2
-24.8
-24.8
-24.8
-24.8
-24.8
-24.8
-24.8
-29.4
S S.DATA C7503
12P
S S.CLOCK
S FIP CS
C S SAFETY TAB L
IC7502
SAFETY
TAB PNA4611M08V
(IR RECEIVER)
POWER S7507
S7506 VES0834
EVQPC005B CH UP PAUSE PLAY REW
R OUT
S7504 S7503 S7511 S7512
GND
S POWER SW
VCC
EVQ11404M EVQ11404M EVQ11L07B EVQ11G07K
R7521 1 2 3
R7533 22K
R7517 10K
R7518 10K
R7513 30K
R7515 30K
R7516 30K
R7514 30K
22K
5.2 5.2 R7506 R7505 R7504 R7537
S IR 4300 5600 8200 12K
R N.SW 5V
TIMER
B R GND IC7504
S80743AL
IC7503
RN5VD28AA C7504 CH DOWN REC STOP REC FF
6V100 S7502 S7501 S7515 S7513 S7514
5.2 (RESET) (RESET)
EVQ11G07K EVQ11G07K EVQ11L07B EVQ11L07B EVQ11G07K
QR7501 5.2
UN2113 4.9 4.4
(RESET L :ON) 1 OUT CD 5 R7503 R7502 R7501 R7538
4300 5600 8200 12K
VDD
0
RST
VSS
C7510 4.9 C7509
0.01 2 VDD 0.068
V A P.FAIL MUTE 1 2 3 R7535
10K 0
5.2 5.2 3 GND 4
S P.FAIL L EXT
LINK EJECT
C7511 S7508 S7505
0.1 EVQ11G07K EVQ11L07B
D7503 R7534 C7507
RB441PT-77 180 VCE0073
R7519
A S RESET L
4300
C7508
6V220
S BACK UP 5V
NOTE:DO NOT USE PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE. ORDERING.WHEN YOU ORDER A PART,PLESE REFER TO PARTS LIST.
1 2 3 4 5 6 7 8 9