Sharp MD-SR505E(S) Service Manual

Illustration: MD-SR505E/70H
Illustration: MD-SR70W
General
Power source: DC 1.2V: Rechargeable Nickel-Metal Hydride
(MD-SR505E) battery (AD-N70BT) x 1
DC 5V : AC adaptor (AC 230-240V, 50/60 Hz)
DC 1.5V: Commercially available, "AA" size
(LR6), alkaline battery x 1
DC 4.5V: Separately available car adaptor,
AD-CA20X (for cars with a 12-24V
DC negative earth electrical system)
Power source: DC 1.2V: Rechargeable Nickel-Metal Hydride
(MD-SR70H) battery (AD-N70BT) x 1
DC 5V : AC adaptor (AC 220-230V, 50/60 Hz)
DC 1.5V: Commercially available, "AA" size
(LR6), alkaline battery x 1
DC 4.5V: Optional car adaptor, AD-CA20X
(for cars with a 12-24V DC negative
earth electrical system)
Power source: DC 1.2V: Rechargeable Nickel-Metal Hydride
(MD-SR70W) battery (AD-N70BT) x 1
DC 5V : AC adaptor (AC 210-240V, 50/60 Hz)
DC 1.5V: Commercially available, "AA" size
(LR6), alkaline battery x 1
DC 4.5V: Separately available car adaptor,
AD-CA20X (for cars with a 12-24V
DC negative earth electrical system)
SERVICE MANUAL
These new model MD-SR505E/70H/70W have almost the
same structure as the former model MD-SR50H(S) except for
some outer parts, the colour of the main unit has changed from
black to champangne green, and so only these parts are here
described. When servicing the MD-SR505E/70H/70W, please
refer to the already issued service manual for MD-SR50H/
50W/60E/60W(S2006MDSR50H/) as well as this service
manual.

SPECIFICATIONS

Power consumption: 7W (AC adaptor)
(MD-SR505E/70H)
Power consumption: 0.15A (AC adaptor)
(MD-SR70W)
Output level:(MD-SR505E/70H)
Earphones
LINE
Output level:(MD-SR70W)
Headphones
LINE
Output socket:
(MD-SR505E/70H)
Output socket:
(MD-SR70W)
SHARP CORPORATION
– 1 –
MD-SR505E(S)
MD-SR70H(BL)
MD-SR70H(S)
MD-SR70W(S)
• In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.
Specified
output
—
250 mV (-12 dB)
Specified
output
—
250 mV (-12 dB)
Earphones (impedance: 32 ohms)
Headphones (impedance: 16 ohms)/
remote control unit
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
MD-SR505E/70H/70W
No. S3016MDSR70H/
Maximum
Load
output level impedance
10 mW + 10 mW 32 ohms
— 10 kohms
Maximum Load
output level impedance
10 mW + 10 mW 16 ohms
— 10 kohms