11
CP-RX78 ( C15-20EE )
Power can not be turned on
Are
voltage
supplied at pins (1)
and (3) of E800 on the PWB
assembly MAIN in standby
mode?
Are voltage
supplied at pins (5),
(7), (9), (17) of E800 on the
PWB assembly MAIN in
standby mode?
NO
YES
(1): +15V
(3): GND
Does
LAMP (D303) or
TEMP (D302) indicator light
or blink?
YES
(5): +17V
(7): GND(for +17V)
(9): +6V
(17): GND
NO
*: Be sure to unplug the power cord before measuring resistance.
Measure resistance*
between pins (1) and (3) of
E800.
Disconnect TSW
from power unit circuit, and
measure resistance of
TSW.
Open
0
Ω
PWB assembly MAIN
Power unit (circuit)
Thermal switch (TSW)
Open
Power unit (circuit)
NO
Measure
resistance* between
pins (9) and (17), and between
pins (5) and (6) of E800.
0
Ω
PWB assembly MAIN
Power unit (circuit)
Power unit (circuit)
Open
Go to the next page
YES
Measure
resistance* between
pins (1) and (2) of S801 when
the lamp door is secure.
Lamp door
Re-attach lamp
door
Re-attach PWB
assembly MAIN
PWB assembly MAIN
Open
0
Ω
0
Ω
Summary of Contents for C15-20EE
Page 46: ...46 CP RX78 C15 20EE 10 Block diagram VIDEO ...
Page 47: ...47 CP RX78 C15 20EE 11 Connector connection diagram ...
Page 49: ...CP RX78 C15 20EE 1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G POWER UNIT BALLAST 1 CONFIDENTIAL ...
Page 50: ...CP RX78 C15 20EE 1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G POWER UNIT BALLAST 2 CONFIDENTIAL ...
Page 51: ...CP RX78 C15 20EE 1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G POWER UNIT CIRCUIT CONFIDENTIAL ...
Page 52: ...CP RX78 C15 20EE 1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G PWB assembly MAIN 1 CONFIDENTIAL ...
Page 54: ...CP RX78 C15 20EE 1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G PWB assembly MAIN 3 CONFIDENTIAL ...
Page 55: ...CP RX78 C15 20EE 1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G PWB assembly MAIN 4 CONFIDENTIAL ...
Page 60: ...CP RX78 C15 20EE 1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G PWB assembly MAIN 9 CONFIDENTIAL ...
Page 61: ...CP RX78 C15 20EE 1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G PWB assembly MAIN 10 CONFIDENTIAL ...
Page 62: ...CP RX78 C15 20EE 1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G PWB assembly MAIN 11 CONFIDENTIAL ...
Page 63: ...CP RX78 C15 20EE 1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G PWB assembly MAIN 12 CONFIDENTIAL ...
Page 64: ...CP RX78 C15 20EE 1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G PWB assembly MAIN 13 CONFIDENTIAL ...
Page 66: ...QR78621 CP RX78 YK No 0628E ...
