Panasonic KV-S4065CL / KV-S4065CW / KV-S4065CWCN / KV-S4085CL / KV-S4085CW / KV-S4085CWCN Service Manual ▷ View online
125
3. Rollers (Paper Feed,
Separation, DFP) are not
assembled properly.
Separation, DFP) are not
assembled properly.
1. Reassemble the rollers.
4. Rollers (Paper Feed,
Separation, DFP) are dirty
Separation, DFP) are dirty
1. Clean the rollers.
2. Clear counter for cleaning roller to zero with
the Service Utility.
2. Clear counter for cleaning roller to zero with
the Service Utility.
5. Rollers have reached their life
expectancy.
expectancy.
1. Replace the Paper Feed, Separation, and
DFP Rollers after checking each roller
configuration and Scanner Counter with the
Service Utility.
2. Clear counter for replacing roller to zero with
the Service Utility.
DFP Rollers after checking each roller
configuration and Scanner Counter with the
Service Utility.
2. Clear counter for replacing roller to zero with
the Service Utility.
6. Double Feed Detector L(G),
C(G), or R(G) does not work
correctly.
C(G), or R(G) does not work
correctly.
1. Execute “Double Feed” test in Sec. 9.3.7. to
adjust "Send Level” for Double Feed
Detectors.
2. Execute “Double Feed” test in Sec. 9.3.6. to
check the detector condition.
3. Check whether the Double Feed Detectors
L(G), C(G), R(G) are aligned property.
4. Check the following connections and
soldering condition on each connector.
a. CN3011 (DOUBLE FEED DETECTOR
LCR Board) to CN2012 (RELAY(UPPER)
Board)
b. CN2008 (RELAY(UPPER) Board) to
CN1015 (CONTROL Board)
5. Check the following parts’ soldering
condition to repair it.
a. CONTROL board
IC1010-43th pin
IC1024 (21,23,24, and 27th pins)
b. RELAY(UPPER) board
IC2017 (3, 15, 18, 20, 22, 24, and 27th pins)
Q2000 to Q2015,Q2018 to Q2023, and the
surrounding circuits.
6. Check the following signals
a. DC 24V signal (CN2008-3rd pin)
b. JS_CLK (CN2008 7th pin)
adjust "Send Level” for Double Feed
Detectors.
2. Execute “Double Feed” test in Sec. 9.3.6. to
check the detector condition.
3. Check whether the Double Feed Detectors
L(G), C(G), R(G) are aligned property.
4. Check the following connections and
soldering condition on each connector.
a. CN3011 (DOUBLE FEED DETECTOR
LCR Board) to CN2012 (RELAY(UPPER)
Board)
b. CN2008 (RELAY(UPPER) Board) to
CN1015 (CONTROL Board)
5. Check the following parts’ soldering
condition to repair it.
a. CONTROL board
IC1010-43th pin
IC1024 (21,23,24, and 27th pins)
b. RELAY(UPPER) board
IC2017 (3, 15, 18, 20, 22, 24, and 27th pins)
Q2000 to Q2015,Q2018 to Q2023, and the
surrounding circuits.
6. Check the following signals
a. DC 24V signal (CN2008-3rd pin)
b. JS_CLK (CN2008 7th pin)
→
300 kHz
c. L_G1 (CN2012-4th pin), L_G2 (CN2012
-2nd pin), C_G1 (CN2012-5th pin), C_G2
(CN2012-7th pin), R_G1 (CN2012-10th
pin), R_G2 (CN2012-12th pin)
-2nd pin), C_G1 (CN2012-5th pin), C_G2
(CN2012-7th pin), R_G1 (CN2012-10th
pin), R_G2 (CN2012-12th pin)
→
See Fig. 9.
7. Replace faulty parts or boards
Error Code
Possible Cause
Check Point
Remarks
Classification
Code
ST1 ST2 ST3 ST4
126
7. Double Feed Detector L(R),
C(R), or R(R) does not work
correctly.
C(R), or R(R) does not work
correctly.
1.Execute “Double Feed” test in Sec.9.3.6 to
check the detector condition.
2. Check whether the Double Feed Detectors
L(R), C(R), and R(R) are aligned property.
3. Check the following connections and
soldering condition on each connector.
a.CN2002 (DOUBLE FEED DETECTOR R
Board) to CN2005 (RELAY (LOWER)
Board)
b.CN2001 (DOUBLE FEED DETECTOR C
Board) to CN2004 (RELAY (LOWER)
Board)
c.CN2000 (DOUBLE FEED DETECTOR L
Board) to CN2003 (RELAY (LOWER)
Board)
d.CN2007 (RELAY(LOWER) Board) to
CN1014 (CONTROL Board)
4. Check the following parts’ soldering
condition to repair it.
a. CONTROL Board
IC1010 - 117,118, and 119th pins
b. RELAY (LOWER) board
All parts.
5. Check the following signals on the RELAY
(LOWER) Board.
a. DC 12 V signal (CN1014-7th pin)
b. DC 5 V signal (CN1014-5th pin)
6. Replace faulty parts or boards.
check the detector condition.
2. Check whether the Double Feed Detectors
L(R), C(R), and R(R) are aligned property.
3. Check the following connections and
soldering condition on each connector.
a.CN2002 (DOUBLE FEED DETECTOR R
Board) to CN2005 (RELAY (LOWER)
Board)
b.CN2001 (DOUBLE FEED DETECTOR C
Board) to CN2004 (RELAY (LOWER)
Board)
c.CN2000 (DOUBLE FEED DETECTOR L
Board) to CN2003 (RELAY (LOWER)
Board)
d.CN2007 (RELAY(LOWER) Board) to
CN1014 (CONTROL Board)
4. Check the following parts’ soldering
condition to repair it.
a. CONTROL Board
IC1010 - 117,118, and 119th pins
b. RELAY (LOWER) board
All parts.
5. Check the following signals on the RELAY
(LOWER) Board.
a. DC 12 V signal (CN1014-7th pin)
b. DC 5 V signal (CN1014-5th pin)
6. Replace faulty parts or boards.
U24 (Detect document
with staples (Skew
detection))
with staples (Skew
detection))
1D
00
00
00 One of the Skew Sensors detected
document skew.
1. Refer to each item on classification code
U20.
2. Check whether the scanned documents are
stapled.
3. Set the documents neatly on the Hopper,
and then scan them again.
U20.
2. Check whether the scanned documents are
stapled.
3. Set the documents neatly on the Hopper,
and then scan them again.
U25 (Detect document
with staples (Double-
feed detection)
with staples (Double-
feed detection)
1E
00
00
xx
Double Feed Detector detected
a double-feed.
a double-feed.
1. Refer to each item on classification code
U23.
2. Check whether the scanned documents are
stapled.
3. Set the documents neatly on the Hopper,
and then scan them again.
U23.
2. Check whether the scanned documents are
stapled.
3. Set the documents neatly on the Hopper,
and then scan them again.
U26 (Bent Paper was
detected.)
detected.)
1F
xx
00
00 1. Bent Paper was detected.
1. Check whether the scanned documents are
stapled.
2. Set the documents neatly on the Hopper,
and then scan them again.
stapled.
2. Set the documents neatly on the Hopper,
and then scan them again.
Error Code
Possible Cause
Check Point
Remarks
Classification
Code
ST1 ST2 ST3 ST4
127
2. One or more of the Bent Paper
Sensors do not work correctly.
Sensors do not work correctly.
1.Execute “Key/Sensor” test in Sec. 9.3.6 to
check Bent Paper Sensors' condition while
covering the sensors with clean white paper.
2. Check whether the BENT PAPER R(R)
SENSOR Board, BENT PAPER L(R) SENSOR
Board, BENT PAPER R(S) SENSOR Board,
and BENT PAPER L(S) SENSOR Board are
aligned properly.
3. Check the following connections and
soldering condition on each connector.
a. CN2010 (RELAY(UPPER) Board) to
CN3013 (BENT PAPER R (R) SENSOR
Board)
b. CN3014 (BENT PAPER R(R) SENSOR
Board) to CN3015 (BENT PAPER R(S)
SENSOR Board)
c. CN2011(RELAY(UPPER) Board) to
CN3016 (BENT PAPER L(R) SENSOR
Board)
d. CN3017(BENT PAPER L (R) SENSOR
Board) to CN3018(BENT PAPER L(S)
SENSOR Board)
4.Check the following parts’ soldering condition
to repair it.
a. CONTROL board
IC1024 (21, 23, 24, and 27th pins)
b. RELAY (UPPER) Board
IC2017 (3, 15, 18, 20, 22, 24, and 27th pins)
IC2000, IC2002 to IC2005, IC2008, Q2028,
Q2029,Q2034 to Q2037, and their
surrounding circuits.
5. Check the following signals, while turning off
the sensor (IC1026).
a. DC14 V signal (CN2010-1st pin and
CN2011-1st pin)
b. BPS_D_R (CN2010-2nd pin) and BPS_D_L
(CN2011-2nd pin): See Fig.10.
6. Replace faulty parts or boards.
check Bent Paper Sensors' condition while
covering the sensors with clean white paper.
2. Check whether the BENT PAPER R(R)
SENSOR Board, BENT PAPER L(R) SENSOR
Board, BENT PAPER R(S) SENSOR Board,
and BENT PAPER L(S) SENSOR Board are
aligned properly.
3. Check the following connections and
soldering condition on each connector.
a. CN2010 (RELAY(UPPER) Board) to
CN3013 (BENT PAPER R (R) SENSOR
Board)
b. CN3014 (BENT PAPER R(R) SENSOR
Board) to CN3015 (BENT PAPER R(S)
SENSOR Board)
c. CN2011(RELAY(UPPER) Board) to
CN3016 (BENT PAPER L(R) SENSOR
Board)
d. CN3017(BENT PAPER L (R) SENSOR
Board) to CN3018(BENT PAPER L(S)
SENSOR Board)
4.Check the following parts’ soldering condition
to repair it.
a. CONTROL board
IC1024 (21, 23, 24, and 27th pins)
b. RELAY (UPPER) Board
IC2017 (3, 15, 18, 20, 22, 24, and 27th pins)
IC2000, IC2002 to IC2005, IC2008, Q2028,
Q2029,Q2034 to Q2037, and their
surrounding circuits.
5. Check the following signals, while turning off
the sensor (IC1026).
a. DC14 V signal (CN2010-1st pin and
CN2011-1st pin)
b. BPS_D_R (CN2010-2nd pin) and BPS_D_L
(CN2011-2nd pin): See Fig.10.
6. Replace faulty parts or boards.
U30 (Front door was
open.)
open.)
20
00
00
00 1. Front Door is not completely
closed.
Close the door completely.
2. Front Door Switch (Micro switch)
does not work correctly.
does not work correctly.
1. Execute “Key/Sensor” in Sec. 9.3.6 to
check the door switch (Door Sensor) ON/OFF
condition.
2. Check the condition between the Door
Switch and CN4002 on DRIVE Board.
3. Check the Door Switch mechanical
condition.
4. Replace a faulty cable.
5. Replace the Door Switch.
check the door switch (Door Sensor) ON/OFF
condition.
2. Check the condition between the Door
Switch and CN4002 on DRIVE Board.
3. Check the Door Switch mechanical
condition.
4. Replace a faulty cable.
5. Replace the Door Switch.
3. The monitor circuit that checks
the door ON/OFF condition is
broken.
the door ON/OFF condition is
broken.
1. Execute “Key/Sensor” in Sec. 9.3.6 to
check the door switch ON/OFF condition.
2. Check 24VIL signal line (CN4002-2nd pin).
3. Check DOOR signal (CN4005-27th).
check the door switch ON/OFF condition.
2. Check 24VIL signal line (CN4002-2nd pin).
3. Check DOOR signal (CN4005-27th).
→
+5 V (when the door is open)
→
0 V (when the door is closed)
4. Replace a faulty cable.
5. Replace the DRIVE Board.
6. Replace the CONTROL Board.
5. Replace the DRIVE Board.
6. Replace the CONTROL Board.
U32 (Post-imprinter
Door open.)
Door open.)
22
00
00
00 1. Post-imprinter Door is not
completely closed.
Close the door completely.
Error Code
Possible Cause
Check Point
Remarks
Classification
Code
ST1 ST2 ST3 ST4
128
2. Post-imprinter Door Detector
does not work correctly.
does not work correctly.
1. Check the tip inside the Post-imprinter Door
interrupts the detector when closing the door.
2. Execute “Key/Sensor” in Sec. 9.3.6 to
check the detector condition.
3. Check the following connections and
soldering on each connector.
a. CN3006 (POST-IMPRINTER DOOR Board)
to CN3003 (POINTER Board)
b. CN3001(POINTER Board) to CN1012
(CONTROL Board)
4. Check the following parts’ soldering
condition to repair it.
a. POST-IMPRINTER DOOR Board
interrupts the detector when closing the door.
2. Execute “Key/Sensor” in Sec. 9.3.6 to
check the detector condition.
3. Check the following connections and
soldering on each connector.
a. CN3006 (POST-IMPRINTER DOOR Board)
to CN3003 (POINTER Board)
b. CN3001(POINTER Board) to CN1012
(CONTROL Board)
4. Check the following parts’ soldering
condition to repair it.
a. POST-IMPRINTER DOOR Board
→
All parts
b. CONTROL Board
→
IC1027 and R1246
5. Check the following signals
a. 5VLP (CN1012-1st pin): 5 V
b. CN1012-3rd pin
a. 5VLP (CN1012-1st pin): 5 V
b. CN1012-3rd pin
→
0 V (when the Post-imprinter Door is
open)
→
5 V (when it's closed)
6. Replace faulty parts or boards.
U34 (Pre-imprinter
Door open.)
Door open.)
24
00
00
00 1. Pre-imprinter Door is not
completely closed.
Close the door completely.
2. Pre-imprinter Door Detector
does not work correctly.
does not work correctly.
1. Check the tip inside the Pre-imprinter Door
interrupts the detector when closing the door.
2. Execute “Key/Sensor” in Sec.9.3.6 to
check the detector condition.
3. Check the following connection and
soldering on each connector.
interrupts the detector when closing the door.
2. Execute “Key/Sensor” in Sec.9.3.6 to
check the detector condition.
3. Check the following connection and
soldering on each connector.
→
CN2008(RELAY(UPPER) Board) to
CN1015(CONTROL Board)
4. Check the following parts’ soldering
condition to repair it.
a. POST-IMPRINTER DOOR Board
4. Check the following parts’ soldering
condition to repair it.
a. POST-IMPRINTER DOOR Board
→
IC2006, IC2007 and the surrounding
circuits.
b. CONTROL Board
b. CONTROL Board
→
IC1024 and R1229
5. Check the following signals
a. 5VLP (CN2008-20th pin): 5 V and
3.3 V (CN2008-5th pin): 3 V
b. U_CLK (CN2008-11th pin): 1 MHz (Fig.11.)
c. U_LD (CN2008-10th pin): (See Fig.12.)
d. U_DOUT (CN2008-9th pin): (See Fig.13.)
e. U_DIN (CN2008-8th pin): (Sse Fig.14.)
6. Replace faulty parts or boards.
a. 5VLP (CN2008-20th pin): 5 V and
3.3 V (CN2008-5th pin): 3 V
b. U_CLK (CN2008-11th pin): 1 MHz (Fig.11.)
c. U_LD (CN2008-10th pin): (See Fig.12.)
d. U_DOUT (CN2008-9th pin): (See Fig.13.)
e. U_DIN (CN2008-8th pin): (Sse Fig.14.)
6. Replace faulty parts or boards.
F17 (Image memory
error)
error)
87
xx
00
00 Access error to SDRAM (IC1043 to
IC1050) on the CONTROL Board
1. Check the soldering condition of the parts
surrounding the Gate Arrays (IC1037 and
IC1041).
2. Check the soldering condition of the
SDRAM (IC1043 to IC1050).
3. Replace faulty parts or CONTROL Board.
surrounding the Gate Arrays (IC1037 and
IC1041).
2. Check the soldering condition of the
SDRAM (IC1043 to IC1050).
3. Replace faulty parts or CONTROL Board.
F18 (SD RAM error)
88
xx
00
00 Access error to an additional
SDRAM installed in CN1020 and
CN1021
CN1021
1. Check whether the additional SDRAM is
correctly installed in CN1020 and CN1021.
If it is not, re-install it.
2. Check the SDRAM is one of the memories
recommended.
3. Check the soldering condition of the parts
surrounding the Gate Array (IC1037 and
IC1041) on the CONTROL Board to repair it.
4. Check the soldering condition of the CN1020
and CN1021(for the SDRAM) and its
surrounding circuits on the CONTROL Board
to repair it.
5. Replace faulty parts or CONTROL Board.
correctly installed in CN1020 and CN1021.
If it is not, re-install it.
2. Check the SDRAM is one of the memories
recommended.
3. Check the soldering condition of the parts
surrounding the Gate Array (IC1037 and
IC1041) on the CONTROL Board to repair it.
4. Check the soldering condition of the CN1020
and CN1021(for the SDRAM) and its
surrounding circuits on the CONTROL Board
to repair it.
5. Replace faulty parts or CONTROL Board.
Error Code
Possible Cause
Check Point
Remarks
Classification
Code
ST1 ST2 ST3 ST4
