Pioneer PDP-4213HD, Service Manual

Page: 121 / 138

PDP-42A3HD
121
5 6 7 8
5 6
7
8
C
D
F
A
B
E
Checkpoints
PH2401F
Cause/Countermeasure: No Diode
characteristic
]
Exchange High Voltage
Board.
PH2401F
7-2)Symptom:No Picture. (Priming doesn’t flash if W-X
erminals are short-circuited.)
High Voltage Board; Surface
High Voltage Board; Reverse
K
(57~59)
L
(61~64)
M
(66~69)
N
(71~74)
O
(76~78)
P
(81~84)
Q
(86~89)
R
(91)
S
(93~96)
T
(99~103)
V
(107)
W
(109)
X
(112)
J
(55~56)
D
(15~18)
F
(33~35)
C
(10~13)
A
(1~4)
B
(6~9)
E
(24)
G
(39~40)
H
(49~50)
I
(53)
OK: Diode characteristic
NG: Other than above
A-D M-L
A-E N-P
B-D O-P
C-D Q-R
E-R R-S
F-N R-T
G-M S-T
H-I T-V
I-J W-X
K-L