Kenwood NX-300 Service Manual page 20

NX-300
■ Relay hardware (E29-1221-14) installation proce-
dure
1. Fit one side of the relay hardware to a right corner of the
chassis using a pair of tweezers q.
2. Fit the other side of the relay hardware to the rib of the
chassis w.
■ Affi xing the keyboard ASSY (S79-0472-05)
Affi x the keyboard ASSY to the Control unit as shown in
the fi gure.
After affixing the keyboard ASSY to the Control unit,
confi rm that the three positioning holes of the keyboard
ASSY and the Control unit are not misaligned.
Note:
If the holder (Option board) is removed from the Control
unit, it becomes easy to confirm the three positioning
holes.
■ Changing the channel selector from 16-channel
operation to free
1. Remove the channel selector knob.
2. Remove the circular nut.
3. Remove the mechanical stopper.
4. Reassemble the circular nut and channel selector knob
that were removed in steps 1 and 2, in their original posi-
tions.
20
DISASSEMBLY FOR REPAIR /
Positioning holes
定位孔
维修拆卸
■中间硬件 (E29-1221-14) 安装操作
1. 用镊子将中间硬件的一侧装配到底座的右边角 ①。
2. 将中间硬件的另一侧装到底座的肋片 ②。
■安装键盘组件 (S79-0472-05)
如图所示，将键盘组件安装到控制单元。
将键盘组件安装到控制单元后，确认键盘组件的三个定位
孔与控制单元对准。
注意 :
从控制单元上拆下支架 ( 可选板 )， 可便于确认三个定位孔。
Keyboard ASSY
键盘组件
Control unit
控制单元
■将信道选择器由 16 信道操作改为自由操作
1. 拆下信道选择旋钮。
2. 拆下圆形螺母。
3. 拆下机械挡块。
4. 将步骤 1 和 2 中拆下的圆形螺母和信道选择旋钮重新装回
原位置。