Sony CPD-E200 Service Manual page 22

CPD-E200
A BOARD SCHEMATIC DIAGRAM
A BOARD IC VOLTAGE LIST
IC001
pin volt
A BOARD TRANSISTOR
VOLTAGE LIST 1 4.2
2 4.6
B C E
Q001 11.4 441.0 10.9 3 2.4
Q006 -0.2 3.8 GND 4 2.8
All voltages are in V
5 2.5
6 2.8
7 2.0
Schematic diagrams
8 4.8
D H boards
9 2.0
A board
— 30 —
FOLDOUT 30-32 2
1 0 3.0 2 1 3.5 IC002 9 1.9 6 5.0 IC004 1 0 N C
1 1 2.0 22 11.8 pin volt 1 0 11.8 7 4.2 pin volt 1 1 177.7
IC005
1 2 0.1 23 GND 1 55.6 1 1 2.0 8 4.6 1 GND
1 3 0 2 4 1.9 2 GND IC003 9 5.0 2 11.8 pin volt
14 0 25 3.5 3 57.5 pin volt 1 0 0 3 4.8 1 11.6
1 5 0 26 GND 4 GND 1 0.5 1 1 N C 4 4.8 2 0.7
1 6 11.8 27 2.0 5 54.2 2 1. 1 1 2 0 5 4.8 3 1.1
1 7 0 28 3.5 6 80.5 3 1. 1 1 3 0 6 N C 4 GND
1 8 1.0 29 11.8 7 GND 4 5.0 14 0 7 93.3 5 2.8
1 9 GND 30 2.6 8 2.1 5 3.8 1 5 0 8 95.0 6 2.7
20 2.0 1 6 GND 9 89.6
— 31 —
KB
RCV
PICTURE TUBE
H
KG GM MV
G1
G4
KR G2
TO TO
HV A BOARD D BOARD
A BOARD LOCATOR LIST
DIODE D105 B-5 IC
D001 D-7 D106 B-4 IC001 A-3
D002 D-2 D111 D-2 IC002 A-5
D003 D-2 D204 B-6 IC003 B-2
D004 D-2 D205 B-5 IC004 C-6
D005 E-5 D206 B-5 IC005 D-6
D007 E-4 D211 D-3 IC006 D-2
TRANSISTOR
D008 E-4 D304 B-6
D014 D-6 D305 B-6 Q001 D-6
D015 D-2 D306 B-6 Q006 C-2
D104 B-5 D311 D-3
A
[ VIDEO ]
1 2
A
B
C
7 10.4 6 4.6
D
8 11.8 7 GND
IC006
8 0.3
pin volt 9 0.3
1 5.0 1 0 4.6
2 0 1 1 GND
3 0 1 2 GND
4 0.4 1 3 5.0
E
5 4.6 14 5.0
All voltages in V
6/7/99, 11:11 AM
A BOARD WAVEFORMS
1 2 3
1.0 Vp-p (H) 1.0 Vp-p (H) 1.0 Vp-p (H)
4 5 6
4.4 Vp-p (H) 2.9 Vp-p (H) 3.0 Vp-p (H)
7 8 9
38.0 Vp-p (H) 40.6 Vp-p (H) 44.7 Vp-p (H)
10 11 12
44.7 Vp-p (H) 40.6 Vp-p (H) 38.0 Vp-p (H)
3 4 5 6 7
— 32 —