Technics RP-070 User Manual

MEASUREMENT AND
ADJUSTMENT METHOD
NOTE: | |
1. Take care that light from the transmitter IS not ae 4, The measurement should be made at temperatures in a
applied to the receiver. range of 5~ 35°C and humidity of 45~85% unless other-
2. Do not touch the set. | wise Specified.
3. Make the measurement and adjustment without removing Where a delicate reading i IS needed, however, the tempera-
the printed circuit board from the receiver or the transmit- ture and humidity specifications are to be 20+2°C and
ter, _ (65+5% respectively.
ITEM MEASUREMENT & ADJUSTMENT REMARKS
Receiver sensitivity adjust-| 1. Test equipment connection is shown below.
ment
Equipment:
« Transmitter (RP-070)
* Receiver (RP-070)
* Oscilloscope or VI VM
* Regulated DC power supply
Transmitter
Receiver
1 (TLR69705-1) |
3
Oscilloscope
—— ame ame eee oe —_—aee =e ae ee ee
'
Fig. 10
. 2. Put the transmitter and receiver with their light emitting and receiving
sections facing each other at a specific distance (10cm).
3. Switch on the transmitter and then adjust: the coil core L1 (TLR
69705-1) of the band pass filter circuit so that the es voltage Is
maximum on the VTVM or eee. |
Adjustment of transmitter’s| 1. Test equipment connection iS shown below.
inhibition time
Equipment:
x Transmitter (RP-070)
* Receiver (RP-070)
* Memory scope or counter or
oscilloscope
* Regulated DC power supply
or new battery
VR1028
| im
Digital electric counter
VR1071 ~§ VRI1052
Fig. 12

Technics RP-070 Specifications

General

Brand	Technics
Model	RP-070
Category	Remote Control
Language	English