Chiayo Coach 400 Series User manual

Personal Wireless Portable Sound System
Operation Manual
CHIAYO

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● Coach 400 operating instruction
Congratulation and thank you for the purchase of this all-in-one ultra compact portable
sound system. To ensure a trouble-free operation, please read this manual thoroughly to
fully understand its controls and functions.
The main features of Coach 400 are as below:
◎ High e󻌗ciency output power with inbuilt 25W class-D power system.
◎ Truly wireless! Battery operation eliminates all cables so you can take it anywhere.
◎ 4” full range speaker system with maximum output of 40W
◎ USB 2.0 port for reading MP3 󻉓les with LCD display of track information
◎ Band selection of wireless microphone system：UHF (16 CH. switchable) or UHF/ VHF (󻉓xed
frequency)
◎ Input：Wired microphone, Aux In, USB 2.0
◎ Output：Aux Out
◎ 2 alarm sounds for emergency broadcasting
◎ Lithium battery o󻉒ers extended operation time and minimizes the weight and size
◎Φ 3.5mm stereo Aux In/Aux Out connectors
◎ Can be worn over the shoulder or mounted on ST-30 tripod stand.
◎ Suitable for outdoor/indoor applications such as lectures, trade fairs, tours and election events etc.
Coach 400 can be equipped with 1 wireless receiver module. This receiver module can be
either VHF or UHF. The VHF module is a 󻉓xed crystal single frequency type whereas the
UHF module is a PLL synthesized type with 16 preset frequencies (identi󻉓ed by external 16
channel rotary switch(s)) or 󻉓xed crystal single frequency.
● Con󻉓guration:
All versions of Coach 400 series comes equipped with the following:
1. DM-555/DM-556 mini wired microphone
2. Shoulder strap
2. Switch mode power supply
3. Operation manual
● Optional accessories:
1. Wireless handheld or beltpack transmitter
2. Charger for UHF transmitter
3. Tripod stand (ST-30)
4. Storage bag (SB-31)
5. Waist pocket (WP-31)
● Matching transmitter
band handheld transmitter beltpack transmitter
UHF SQ-1016(16 freq.)
Q-815(󻉓xed freq.)
SM-1016(16 freq.)
M-815(󻉓xed freq.)
VHF Q-1005 M-1005
Remark: Manufacturer reserves the rights to change the above combinations without prior
notice.

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Coach 400 Rear control panel
● Parts and function
1. Power and volume control of wireless microphone
2. Channel selector
3. RF signal indicator
4. USB port
5. LCD display
6. Play ／ Pause
7. Skip forward
8. Skip 10 tracks forward
9. Play mode: Short press to switch between "repeat all", "repeat single" and "play
random". Press for 2-3 seconds to change "EQ" modes.
10. Skip backward
11. Skip 10 tracks backward
12. Emergency alarm(2 sounds for selection)
13. Tone control
14. Volume control of audio input/USB/alarm
15. Power/Battery low indicator: Normal(GREEN)/battery low(RED)
16. Volume control of wired microphone
17. Charging indicator: During charging(RED)/Charging 󻉓nished(GREEN)
18. DC in
19. Aux output
20. Aux input
21. Wired microphone input
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● Recharge its inbuilt Lithium battery before 󻉓rst use
After unpacking the unit for the 󻉓rst time, please charge the unit for about
4~5 hours before any operation. This is absolutely necessary as the built-in
rechargeable battery might have been discharged naturally due to long shipment
and storage time, even though it has been fully charged in the factory prior to
shipment.
To charge the battery, just plug in the DC end of the switch mode power supply
into the DC IN of the unit and charging will start automatically. During the charging
process, the charging indicator LED will be RED. When this LED turns GREEN,
this battery is then fully charged.
● Operating procedures
To operate this portable sound unit, switch on the main POWER switch, which will
be GREEN. If it turns RED, its battery power might be too low and recharging is
necessary. The main power switch does not switch on the wireless microphone
and USB digital player as each of them has dedicated Power / Volume control.
● Operating the built-in wireless microphone system
To use the wireless microphone, 󻉓rst switch on the main power switch, then switch
on the WR power/volume control switch. Switch on the corresponding transmitter
and set this system to the same frequency and RF signal LED will grow.
● Operating the dynamic wired microphone
There is a MIC IN jack with dedicated volume control for this portable sound unit.
To use a cable microphone (dynamic only), just plug the end with a phone jack
plug into MIC IN . Switch on the Power / volume control knob MIC and rotate it to
adjust the volume.
● Operating the USB Digital Player
To use the wireless microphone, 󻉓rst switch on the main power switch, then
switch on the AUX/USB power/volume control switchand rotate it to adjust the
volume. Plug USB into the port and begin your misic playing and setting.
How to use each buttons of this digital player:
▲
II: Press to play/pause the music.
▲
: Press to skip forward.
▲
: Press to skip backward.
▲ ▲
10: Press to skip 10 tracks forward.
▲ ▲
10: Press to skip 10 tracks backward.
MODE: Short press to switch between "repeat all", "repeat single" and "play random".
Press for 2-3 seconds to change "EQ" modes.

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UHF handheld microphone Q-815
● Parts and functions
1. Microphone module and ballscreen
2. Power/Battery low indicator
3. Power switch
4. Battery cover
● Battery installation
Q-815 microphone requires 2 AA-size batteries to operate. Please insert the
batteries according to the correct polarity. Many batteries are known to have
leakage problem of conductive and corrosive liquid. Please observe the rule to
remove the batteries if they are not to be used for a longer period.
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UHF handheld microphone SQ-1016
● Parts and functions
1. Microphone module and ballscreen
2. Power/Battery low indicator
3. Power switch
4. Channel selector
5. Battery cover
6. charging port
● Battery installation
SQ-1016 microphone requires 2 AA-size batteries to operate. Please insert the
batteries according to the correct polarity. Many batteries are known to have
leakage problem of conductive and corrosive liquid. Please observe the rule to
remove the batteries if they are not to be used for a longer period.
● Channel setting
Use the attached small screw driver to set the channel and the channel number
will show on the window above it.
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UHF beltpack transmitter SM-1016
● Parts and functions
1. Antenna
2. Power/Battery low indicator
3. Power switch
4. Mini XLR connector
5. Release buttons of battery compartment
6. Battery cover
7. Lavalier microphone
8. Charging contacts
9. Channel selector
10. Gain control (GT, hign impedance)
11. Gain control (MT, low impedance)
● Battery installation
SM-1016 microphone requires 2 AA-size batteries to operate. Please insert the
batteries according to the correct polarity. Many batteries are known to have
leakage problem of conductive and corrosive liquid. Please observe the rule to
remove the batteries if they are not to be used for a longer period.
● Channel and sensitivity setting
Use the attached small screw driver to set the channel and the channel number
will show on the window above it.
Gain control is an adjustable design that enables user to set di󻉒erent output
levels. GT is for the use of instrument with high impedance, such as guitar while
MT is for the use of low impedance such as lavalier or headset microphone. To
adjust the audio input levels, simply use a small screw driver to rotate to a desired
level.
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VHF handheld microphone Q-1005
● Parts and functions
1. Microphone module and ballscreen
2. Power/Battery low indicator
3. Power switch
4. Battery cover
● Battery installation
Q-1005 microphone requires 2 AA-size batteries to operate. Please insert the
battery according to the correct polarity. Many batteries are known to have
leakage problem of conductive and corrosive liquid. Please observe the rule to
remove the battery if it's not to be used for a longer period.
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UHF beltpack transmitter M-815
VHF beltpack transmitter M-1005
● Parts and functions
1. Antenna
2. Power/Battery low indicator
3. Power switch
4. Mini XLR connector
5. Release buttons of battery compartment
6. Battery cover
7. Lavalier microphone
8. Charging contacts
9. Gain control (GT, hign impedance)
10. Gain control (MT, low impedance)
● Battery installation
M-815/M-1005 microphone requires 2 AA-size batteries to operate. Please insert
the batteries according to the correct polarity. Many batteries are known to have
leakage problem of conductive and corrosive liquid. Please observe the rule to
remove the batteries if they are not to be used for a longer period.
● Sensitivity setting
Gain control is an adjustable design that enables user to set di󻉒erent output
levels. GT is for the use of instrument with high impedance, such as guitar while
MT is for the use of low impedance such as lavalier or headset microphone. To
adjust the audio input levels, simply use a small screw driver to rotate to a desired
level.
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