具体操作如下：
1、首先点击拾取左下角的椅子，然后进入右侧收音机下方查看抽屉；
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https://iknow-pic.cdn.bcebos.com/dc54564e9258d109e21fd40ddd58ccbf6d814d94"/>
2、点击打开抽屉，拾取里面的插头电线。
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https://iknow-pic.cdn.bcebos.com/cc11728b4710b912bc288b41cffdfc03934522a7"/>
3、回到主画面，查看窗户下的角落，拾取右侧罐子旁边的把手和左下罐子里的螺丝刀。
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https://iknow-pic.cdn.bcebos.com/b64543a98226cffcb2cdc20db5014a90f703eaae"/>
4、检查播放器，点击左边的圆盘使录像带移动，当黄色的线刚好消失时点击录像带拾取。
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https://iknow-pic.cdn.bcebos.com/a8014c086e061d95c13e4b8777f40ad162d9ca11"/>
5、回到主画面，使用刚刚拾取的把手将地上的门打开，点击查看。
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https://iknow-pic.cdn.bcebos.com/cf1b9d16fdfaaf51c8eafd00805494eef01f7a07"/>
6、将里面的杂物清除以后，拾取到一根木条并注意到-1+3-1+4-2+2的密码提示。
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https://iknow-pic.cdn.bcebos.com/2cf5e0fe9925bc31196c7d2752df8db1cb13705f"/>
7、用螺丝刀将电扇的外壳拆下，拾取一块电扇叶片。
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https://iknow-pic.cdn.bcebos.com/6f061d950a7b0208b6fa435e6ed9f2d3572cc85a"/>
8、检查老式电视机，将录像带和插头电线安装在电视机上，出现蓝绿色按键。
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https://iknow-pic.cdn.bcebos.com/8b82b9014a90f603c35ce0f83512b31bb151eda5"/>
9、需要将按键颜色对换，蓝色只能向下，绿色只能向上，且只能跳过另一种颜色。调整成如下样子即可看见隐藏字母DECADE，代表的数字为453145。
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https://iknow-pic.cdn.bcebos.com/b21c8701a18b87d6e7fad7a00b0828381e30fdd1"/>
10、用电扇的扇叶打开收音机的外壳，拾取音响里的把手。
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https://iknow-pic.cdn.bcebos.com/9f2f070828381f302cfef116a5014c086f06f0ae"/>
11、将把手装到打字机的右侧，结合两个密码提示453145和-1+3-1+4-2+2，得出密码382527，且按键为白黑白黑白黑。
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https://iknow-pic.cdn.bcebos.com/1e30e924b899a90184c1278911950a7b0308f59d"/>
12、完成输入后看到图形提示，只需按前面的数字提示记住相应的图形。
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https://iknow-pic.cdn.bcebos.com/5bafa40f4bfbfbed363949c074f0f736afc31f28"/>
13、来到收音机上方的墙壁处，按照刚刚提示的顺序点击，右下角的墙面会打开，拾取一把钥匙。
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https://iknow-pic.cdn.bcebos.com/b3119313b07eca80740a46589d2397dda1448305"/>
14、退回主画面，将木块与椅子结合得到完好的椅子，放在窗户下面，使用钥匙即可将窗户打开，进入下一关。