[SOLVED] v.Air - CO2 Monitor not recognised (CM1106)

[vaanja]

Hi Vladimir,
I tried several firmwares (20170103, 20161217, 20161215) followed by firmware reset, but still no luck.

Code:

Searching for v.Air Trying : COM3

Trying : COM4

Trying : COM5

Trying : COM6

Trying : COM7

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[YÀh]
[üø]
. […]
[Heap Heap at start: 36432]
. [No I2C Devices found

vESPrino]

vESPrino found on : COM5
[v1.16 build20161006]
[IP address: 0.0.0.0
Chip ID: 115E5D]
[ready >
Waiting for auto-connect]
[OK
---vESPrinoCFG_start---
stored.i2c=0xFFFFFFFFFFFFFFFF
cubic.co2.missing=missing
ds18b20.port=missing
has.sensors=none
wifi.ssid=[hidden]
wifi.p1=[hidden]
tsKey=XXX
custom_url_arr0=#http://api.thingspeak.com/update?key=XXX&field1=%CO2%
isMigrated=1
rf.CO2=136
rf.PM25=137
rf.PM10=138
rf.TEMP=140
rf.HUM=141
rf.PRES=142
rf.GEN=143
send.interval=120
---vESPrinoCFG_end---
ready >]
[OK
ready >]
[.]
[.]
[.]
[No I2C devices found]
[No I2C devices found


--- Setup PLUGINS ---
Setup plugin: Neopixel
Setup plugin: TimerManager

--- Setup SENSORS ---
Setup sensor: TEST
Setup sensor: CO2]
[Setup sensor: SI7021]
[Setup sensor: BME280]
[Setup sensor: PM2005]
[Setup sensor: CDM7160]
[--- Setup DESTINATIONS ---
Setup Destination: CustomHTTP
Setup Destination: SerialDump
Setup Destination: MQTT
Setup Destination: RFX10
Heap At setup end: 33376
Waiting for WiFi]
[.]
[.]
[.]
[IP address: 192.168.1.87 in 13808 ms
GOT IP]
[fg: 20161217, fc: 0, bn:20161006
Will update from: http://anker-bg.com/vlast3k/vesprino/firmware20161217.bin]
[V8¸àL)⌰_]
[ü]
[…]
[Heap Heap at start: 35392

vESPrino v1.16 build20161217
IP address: 0.0.0.0
Chip ID: 115E5D
ready >
Waiting for auto-connect]
[No I2C Devices found]
[.]
[.]
[.

--- Setup PLUGINS ---
Neopixel
fupd]
[fg: 20161217, fc: 0, bn:20161217
ready >DweetIO
WebServer
PowerManager
GPIO
Servo
Annemometer
TimerManager

--- Setup SENSORS ---
TEST
CO2
SI7021
BME280
BMP085
PM2005
CDM7160
TSL2561
BH1750
APDS9960

--- Setup DESTINATIONS ---
CustomHTTP
SerialDump
MQTT
RFX10
Blynk]
[Heap At setup end: 32448
IP address: 192.168.1.87 in 14449 ms
GOT IP
sendNowCond

--- DestHanlder: sendValue --- 1
CustomHTTPDest::process
SerialDumpDest::process
IP    : 192.168.1.87
CHIPID    : 115E5D
RUNTIME    : 14
MQTTDest::process
RFDest::process
ready >]
[sendNowCond

--- DestHanlder: sendValue --- 0
ready >]
[info

vESPrino v1.16 build20161217
IP address: 192.168.1.87
Chip ID: 115E5D
ready >sendNowCond

--- DestHanlder: sendValue --- 0
ready >]
[scani2cbus
ERROR: Command not recognized
ready >]
[scani2c
Scanning SDA:SCA = D1:D5]
[No I2C devices found

Scanning SDA:SCA = D1:D7]
[No I2C devices found

Scanning SDA:SCA = D1:D6]
[No I2C devices found

Scanning SDA:SCA = D5:D1]
[No I2C devices found

Scanning SDA:SCA = D5:D7]
[No I2C devices found

Scanning SDA:SCA = D5:D6]
[No I2C devices found

Scanning SDA:SCA = D7:D1]
[No I2C devices found

Scanning SDA:SCA = D7:D5]
[No I2C devices found

Scanning SDA:SCA = D7:D6]
[No I2C devices found

Scanning SDA:SCA = D6:D1]
[No I2C devices found

Scanning SDA:SCA = D6:D5]
[No I2C devices found

Scanning SDA:SCA = D6:D7]
[No I2C devices found

ready >]

There is no I2C device detected. I already re-solder all joints. What else I can try? Is there any way to check if CM1106 is alive?
Many thanks in advance.
Ivan