志高投影仪k8-h如何救砖，rk3128

qfnuzlr · 发表于 2025-10-12 08:46

如题
开机里面很多预装软件，已经失效，卸载后开机自动安装，TTL无法操作
系统里显示RK3128-8723DS-7.1 从网上下载了固件
PROJECTOR-DB-3.81DW-FT-V21-202205260948_390M_兼容8723DS_蓝牙配对_当贝
用RKDevTool软件升级固件，显示下载成功了，通电测试不开机砖了
TTL输出如下
U-Boot 2014.10-RK3128-06 (May 26 2022 - 09:43:22)

CPU: rk3128
cpu version = 0
CPU's clock information:
arm pll = 600000000HZ
periph pll = 594000000HZ
ddr pll = 600000000HZ
codec pll = 400000000HZ
Board: Rockchip platform Board
Uboot as second level loader
DRAM: Found dram banks: 1
Adding bank:0000000060000000(0000000040000000)
128 MiB
GIC CPU mask = 0x00000001
rk dma pl330 version: 1.4
remotectl v0.1
pwm freq=0xbÿ*V«k%¹¥с= 0 20
SdmmcInit = 2 0
storage init OK!
Using default environment

GetParam
Load FDT from boot image.
power key: bank-3 pin-23
can't find dts node for fixed
No pmic detect.
power hold: bank-1 pin-2, active level-1
SecureBootEn = 0, SecureBootLock = 0

#Boot ver: 2022-05-26#2.40
empty serial no.
normal boot.
is normal boot, hold it...

如何救砖，还是彻底无解了？

solitary. · 发表于 2025-10-13 00:54

这个配置不太行，别折腾了，换个当贝投影吧

qfnuzlr · 发表于 2025-10-13 11:43

solitary. 发表于 2025-10-13 00:54
这个配置不太行，别折腾了，换个当贝投影吧

已经刷入其他固件了，好像可以开机，风扇也转，但投影无输出

珊瑚海88881 · 发表于 2025-11-24 21:45

我有

qfnuzlr · 发表于 2025-11-27 18:02

珊瑚海88881 发表于 2025-11-24 21:45
我有

老铁分享一下固件备份感谢

517343157 · 发表于 2025-12-16 17:19

求这个固件

517343157 · 发表于 2025-12-16 17:19

珊瑚海88881 发表于 2025-11-24 21:45
我有

能分享一哈这个固件吗？

zxf1025 · 发表于 2026-3-4 16:35

codec pll = 400000000HZ
Board: Rockchip platform Board
Uboot as second level loader
DRAM:  Found dram banks: 1
Adding bank:0000000060000000(0000000040000000)
128 MiB
GIC CPU mask = 0x00000001
rk dma pl330 v*V玨%攻褋= 0 20
SdmmcInit = 2 0
storage init OK!
Using default environment

GetParam
Load FDT from resource image.
power key: bank-16777215 pin-255
No pmic detect.
[LZN Patch] light on keypad(GPIO1_A3) led.
[LZN Patch] close speaker volume(GPIO0_A2).
[LZN Patch] disable WIFI_BT-EN(GPIO0_D6).
[LZN Patch] disable WIFI_REG_ON(GPIO3_D3).
[LZN Patch] disable BT_RST(GPIO3_C5).
[LZN Patch] set low for spi pins.
[LZN Patch] set low for PANEL_UPDOWN(GPIO0_D1).

[15:52:37.187]收←◆set pwm voltage ok,pwm_id =1 vol=1250000,pwm_value=36
set pwm voltage ok,pwm_id =2 vol=1200000,pwm_value=45
SecureBootEn = 0, SecureBootLock = 0

#Boot ver: 2024-03-05#2.31
empty serial no.
vbus = 1
board_fbt_key_pressed: ir_keycode = 0x0, frt = 0
no fuel gauge found
no fuel gauge found
read logo on state from dts [0]
no fuel gauge found
vbus = 1
board_fbt_key_pressed: ir_keycode = 0x0, frt = 0

[15:52:52.558]收←◆[LZN DEBUG] Normal boot, power adc key pressed.
[LZN Patch] receive power key, going to system.
[LZN Patch] current BT_HOST_WAKE(GPIO3_C6) status : 0.
[LZN Patch] current BT_PCM_OUT(GPIO0_B6) status : 1.

[15:52:52.673]收←◆[LZN Patch] current PANEL_UPDOWN(GPIO0_D1) status : 1.
[LZN Patch] current WIFI_BT-EN(GPIO0_D6) status : 1.
Hit any key to stop autoboot:  0

[15:52:55.390]收←◆load fdt from resouce.
Secure Boot state: 0
kernel @ 0x62000000 (0x007ad700)
ramdisk  @ 0x65bf0000 (0x00130834)
bootrk: do_bootm_linux...
Loading Device Tree to 65600000, end 65617d8b ... OK
Add bank:0000000060000000, 0000000040000000

[15:52:55.478]收←◆
Starting kernel ...
我的卡这里了不动了

珊瑚海88881 · 发表于 2026-3-6 14:25

本帖最后由珊瑚海88881 于 2026-3-6 14:26 编辑

自己提取的免费分享给大家通过网盘分享的文件：志高K8投影仪分区镜像文件
链接: https://pan.baidu.com/s/1_Un-DtN5V3Xa3vLk3NSUew?pwd=3avh 提取码: 3avh

liutttt · 发表于 2026-3-17 20:33

志高投影仪k8-ba能刷上面的固件吗

› 你问我答 / 玩机教程 / 固件 › ZNDS刷机/救砖

志高投影仪k8-h如何救砖，rk3128

志高投影仪k8-h如何救砖，rk3128

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